PD8A3417.FRM
BBREVIATION KEY
TUD
ICE
ERS EX CIRCUIT DESCRIPTION SUFFIX ALPHA
286 -1 A
CUIT NUMBER FUNCTION SEE SK06520 D SOLID COLORS
D/BLACK SOLID COLOR WITH STRIPELID/STRIPE
BUSS BAR
CONNECTOR APPEARS ON MULTIPLE SHEETS
CHASSIS LOAD CENTER
SLEEPER TRAILER
MULTI CORE CABLE
ONTINUED TO OTHER SH XX
OMENTARY CONTACT
ONTACT
BULB
NANA
SHEET NUMBER
SWITCH
ING TERMINAL CONNECTORSING TERMINAL CONNECTORS
Mod 30218 A 01
1) INDEX SYMBOL KEY 2) HARNESS FLOW CHART 3) +12V POWER DISTRIBUTION 4) NEGATIVE POWER DISTRIBUTION 5) +12V POWER DISTRIBUTION (OPTIONAL DISCONNECT) 6) WIPER/WASHER 7) HORN 8) MANUAL FAN CONTROL 9) HVAC CUMMINS/CATERPILLAR10) TURN SIGNAL/STOP/HAZARDS/AUX TRAILER11) REVERSE LAMPS12) MARKER LAMPS13) HEAD LAMP/DRL14) FOG LAMPS15) FUEL HEATER16) AIR DRYER17) INTERFACE MODULE18) SPOT LAMPS19) LOAD LAMPS BRACKET MOUNTED/FLUSH MOUNTED/ MUTIPLE/COIL 10’20) FLUORESCENT LAMP SLEEPER21) FLOOR LAMP22) ETHER START CATERPILLAR23) WINDOW LIFT24) CENTRAL DOOR LOCKS25) DOOR LAMPS/DOME LAMPS26) PREMIUM SOUND27) SLEEPER TOOL BOX LAMPS28) SLEEPER CLOCK29) AUX FAN30) SLEEPER READING LAMPS31) REFRIGERATOR UNIT REFER32) SLEEPER POWER ACCESS OUTLETS33) SLEEPER FLOOR LAMP34) SLEEPER HVAC35) DIGITAL MESSAGE CENTER36) ABS LOW37) ABS HI38) CAB CIGAR LIGHTER PWR COMM39) SPARE SWITCHES40) TWO SPEED/INTER/FIFTH WHEEL/DIFF LOCK/PTO41) LOW COOLANT42) EATON TOP 2 TRANSMISSION43) MIRROR CONTROL/HEATER44) ENGINE BRAKE/CRUISE CONTROL/DIAGNOSTIC45) RADIO46) SPARE POWER/SYSTEM SLEEPER47) CATERPILLAR CUMMINS ENGINE ECU/TPS/ SPEED SENSOR/INTERUPT/WARNING LAMPS48) SMC SPEEDO MESSAGE CENTER49) DATA LINK50) CAB SPARE POWER/SYSTEM EXPANSION51) CB RADIO52) BACKLIGHTING +12VOLTS53) NEGATIVE SWITCH LINKS54) SPLICE LOCATION - DISTRIBUTION55) SPLICE LOCATION - DISTRIBUTION56) ASH TRAY57) CAB/CHASSIS HARNESS LAYOUT58) SLEEPER HARNESS LAYOUT59) FUEL HOT LINE
SCALE 1:20
SYMBOL/A 1) S 2) SPL
4) NUMB
FOR CIR 5) RE RE SO 6) 7) 1 8) CLC 9) SLPR 10) TRLR 11) 12) C 13) M C 14)
TITLESH
NO.
S1
SCALE 1:20
TRAILER LOADCENTER
MEGA FUSES
CABLOAD CENTER(BEHIND GLOVEBOX)
CAB OPTIONALEXPANSION(BEHIND GLOVEBOX)
CHASSISLOAD CENTER
SLEEPEROPTIONAL EXPANSION
SLEEPER LOADCENTER
3) R 3) R
7 Schematics (01 of 59) SK
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PD8b3417.frm
HEADER(HARNESS)
SLEEPER (PC)LOADCENTER
SLEEPER(HARNESS)
LOADLIGHT
(HARNESS)
INSTRUMENTS
HOTLINECHASSIS
HOTLINECAB
(HARNESS) (HARNESS)
O
Mod 30218 A 02
HARNESS FLOW CHART
HOOD(HARNESS)
STOP L/P(HARNESS)
CHASSIS
LOADCENTER
CHASSIS(HARNESS)
SIDE REPEATER
(HARNESS)
COWL(HARNESS)
ENGINE(HARNESS)
DASHENGINEHARNESS
BAT +
MEGA FUSEASSY
CAB (PC)LOAD
CENTER
CAB(HARNESS)
DATALINK
MESSAGECENTER
ABS (HARNESS)
CAB
DOORCONTROL
(HARNESS)
LH DOOR
(HARNESS)
RH DOOR(HARNESS)
W/L BAR
37WAY
SMC
CENTER
ABS (HARNESS)
CHASSISTRAILER
LOADCENTER
TRAILERCABLES
RADIOHARNESS
HOTLINEPOWER
MIRRORGLARE
(HARNESS)
(HARNESS)
MESSAGE
HARNESS)
(SPEEDSTOPPER
7 Schematics (02 of 59) SK
el 38
PD8b3417.frm
LL
OR
AN
GE
OR
AN
GE
TRLR2
3
1, RED
OPTIONAL
MEGAFUSES
100A 100A
SH 57
Mod 30218 A 03
FIREWA
CAB3
1REAR
BATTERYBOX ONLY
ORANGE
RED
RED
RED (NOT WITH BATTERY DISCONNECT)
OR
AN
GE
OR
AN
GE
ORANGE
ORANGE
298-1D ORANGE
ORANGE
ORANGE
ENG9
ENG8
31-1 , RED
ALTERNATOR
21
12V POWER DISTRIBUTION (OPTIONAL DISCONNECT)
RED
RED
1
,R
ED
298-1 , ORANGE
BATTERYDISCONNECTSWITCH
298-1 , ORANGE
298
-2,
OR
AN
GE
298
-3,
OR
AN
GE
BLA
CK,
23
9-3
239
-2,
BL
AC
K
239-1 , BLACK239-1 , BLACK
298-4 , ORANGE
239-4 , BLACK
239-1 , BLACK
298-1 , ORANGE
BATTERYDISCONNECTSOLENOID
7.5ALOCATION BATTERY BOX
BATTERY DISCONNECT OPTION
150A 150A
B-
G
D+W/L
B+
BATTERIES
-
+
-
+
-
+
STARTER-
+S
CHASSISLOAD CENTER
CABLOAD CENTER
SLEEPERLOAD CENTER
TRAILERLOAD CENTER SLPR28
CLC8
8587
8630
S1
S2BDC-2
A
B
BDC-1
B
A
10
7
8
9
2B
5B
3
1
6
4
BDC-4
B
A
BDC-3
A
B
SH 2
7 Schematics (03 of 59) SK
+
el 38
PD8b3417.frm
239-8Q, BLACKENG11
239-10J , BLACK
239-4BB, BLACK 239-1JJ , BLACK
B, BLACK
2B, BLACK
SH 36
SH 36
ALTERNATOR
JUM
PER, B
LACK
ANGER FOOTWELL
S2
S1
CLC4 HOOD8
CYLINDER HEAD STUD
ALL STUD
ER FLOOR
D+
Mod 30218 A 04
ENG6
BLACK
BLACK
BLACK239-7Q, BLACK
239
-6R
, B
LAC
K
ENG8
BLACK
239-15G, BLACK
239-17D , BLACK
239
-1NN
BLA
CK
239-13GBLACK
239-9LBLACK
239
-14
JBLACK
239-10LBLACK
239-2KKBLACK
239-15HBLACK
239-16EBLACK
239-11JBLACK
CHASSIS5AXLE
CHASSIS7AXLE
239
-1KK
, BLA
CK
239-2JJ , WHITETO
TRAILERINTERFACE
239-3JJ , WHITE SH 9
239-1MM, BLACK
239-57B , BLACK
239-2LL , BLACK
X1-11
X1-1
239-
1LL
, BLACK
SH 53
SH 53
SH 24
JUM
PER,
BLA
CK
CLC9
SLPR29F
LO
OR
239-7S , BLACK
D
F
A
239-16FBLACK
239-1F , BLACK
239-2MM, BLACK
239-3E , BLACK
SH 10
SH 10
EGATIVE OWER DISTRIBUTION
239-16, BLACK
239-
1,
BL
AC
KBATTERIES
-
+
-
+
-
+
TRAILERLOAD CENTER
S1
SLEEPERLOAD CENTER
S2
PASS
S1
S2
CHASSIS2SPARE
CHASSIS11TAIL LAMP ASSY
RADIATOR
CHASSIS10SPARE
CLC11
TRLR3
CLC6
CHASSIS12
STARTER-
+S
LHCHASSISRAIL
LHCHASSISRAIL
S4
S5
S10
S9
1
FIREWENGINECAB
SLEEP
B-
G
W/L
B+
S3
S2S1
REP1
S2
SH 5
SH 2
7 Schematics (04 of 59) SK
NP
el 38
PD8b3417.frm
, RED
298-1A , ORANGE
20A
10A
15A 1
5A
15A
5A
20A
SPARE
20
A
20
A
40
A
SPARE
SH 1
3SH 1
3
SP
AR
E
SPARE
SP
AR
E
AD CENTER
20A
CAB LOAD CENTER
-1A , PURPLEWITH OVER CRANK PROTECTION
WITHOUT OVER CRANK PROTECTION
239, BLACKA239, BLACK
239, BLACK
SH 4
7, E
NG
INE IG
NIT
ION
SH
9,
A/C
CL
UT
CH
SH
13,
DR
L
1
CAB3
STARTER-
+S
FO
G L
AM
PS
HVAC H
TR
BLO
WER SH 3
4FAN
SH
15
, F
UE
L F
ILT
ER
SH 1
6, A
IR D
RYER
SH 1
7, I
NTERFACE M
ODULE
SH 1
7, INTERFACE M
ODULE
LH H
EADLA
MP SH 1
3
RH H
EADLA
MP S
H 1
3
SP
AR
E
SPARE
SH 50
ENG22AB
23
25
Mod 30218 A 05
304-3D
29-1 , PURPLE3
0-1
A,
BLACK/O
RANG
E
286
-1,
RE
D2
86-2
, R
ED
A29-1 , PURPLE
A29
-1A,
PURPLE
304-1C, RED
12-1 , ORANGE
298
-1,
ORANG
E
A8-1A, BROWN8-1A , BROWN
B52
2-1
, RED/B
LACK
A2
9-2,
PURPLE
286
-2A
, RED
298-6C, ORANGE
298-3B , ORANGE
304-5B, REDSH 4
7E
NG
INE
BA
TT
ER
Y
30A
30A
30A 30
A
30A
50A
15A
304-2B , RED
15A
10A
20-1 , ORN/BLACK
39-1A , ORANGE/BLUE
3-1A , WHITE
39-2 , ORANGE/BLUE
242-1B , RED
20A
20A
20A
20A
20A
20A
SPARE
SPARE
SPARE
SPARE
IGNITIONSWITCH
SPARE
28
6-1
B,
RE
D
TRAILER LOAD CENTER
CHASSIS LO
304
, R
ED
226
-5D
, R
ED
SH 34
25A
SLEEPER LOAD CENTER
FOR SPARESH 46
CABLOAD
CENTER
29
2V POWER D STARTING
15A
239-12J, BLACK
239-13, BLACK239-12, BLACK
239-12, BLACK
CAB PANEL
298-2AB, ORANGE
10362
S4
REVERSE L
AM
PS
WIP
ER
/WA
SH
ER
SPARE
SPARE
SPARE
SP
AR
E
SPARE
SH
22
EIT
HER
SH 1
0
TU
RN
SIG
NA
L
SH 1
2
MARKER L
AM
PS
SH 4
7
ENG
INE S
TO
P
ST
OP
LA
MP
, SH
43
SH
8, F
AN
)
1 TRLR2
SH 11
SH 50
SH 22
86
8587
30
87A
86
8587
30
87AIGNITION
S2
SH
47
ENG
INE B
ATTERY
SH
47
E
NG
INE
BA
TT
ER
Y
SH 11
SH 9
SH 9
SH 9
SH 9
SH 10
S4
ENG
BA
ENG24AB
ENG
BA
S2
SH 14
START
7 Schematics (05 of 59) SK
+1AN
el 38
PD8b3417.frm
Mod 30218 A 06
239-4 , BLACK
239-2 , BLACK
239
-1, BLA
CK
404-1 , LtBLUE/YELLOW
402-1 , RED/YELLOW
403-1 , RED/BLACK
398-1 , RED/BLUE
397-1 , RED
WIPERMOTOR
WASHERMOTOR
402-1
A,
RED/Y
ELLO
W
403
-1A
, R
ED
/BLA
CK
398-
1A
, R
ED
/BL
UE
397-3 , RED
404
-1B
, L
tBL
UE
/YE
LL
OW
403-
1B
, RED/B
LACK
397-
1B
, R
ED
402-
1B
, RED/Y
ELLO
W
398
-1B
, R
ED
/BLU
E
404
-1A
,
LtB
LU
E/Y
EL
LO
W
403
-1B
, R
ED
/BL
AC
K
397-
1B
, R
ED
402-
1B
, R
ED
/YE
LLO
W39
8-1
B,
RE
D/B
LU
E
WIPER/WASHER
397
-2A
, R
ED
397
-1A
, R
ED
239-
47,
BLA
CK
239-16, BLACK
397-3A, RED
7
3
5
2
4
FW5
1 FW3
1 FW2
S1
4312 CAB91234CAB10
S1
P
M
7 6 5 4 3 2 CLC12
WIPER/WASHSWITCH
S7
S2
SH5
7 Schematics (06 of 59) SK
el 38
PD8b3417.frm
TEERING COLUMN
HORN
Mod 30218 A 07
A24
3-1
, P
INK
/BLA
CK
243-1 , PINK/BLACK
243-
1A
, PIN
K/B
LAC
K
243-1B , PINK/BLACK
243-
1B,
PIN
K/B
LAC
K
CAB LOADCENTER
239-3CC, BLACK
S1 1OEM HARNESS
HORN
FIREWALL
FIREWALL
1
CAB40
B
A
FW6
1 CLC12
S1
7 Schematics (07 of 59) SK
el 38
PD8b3417.frm
ITE
REEN
253-7 , LtBLUE
239-25 , BLACK
REEN
HITE
REEN
253-7B , LtBLUE
239-25C , BLACK
CU
CA
MANUALFANSWITCH
SH 53
SH 52
MANUALFANSWITCH
SH 53
SH 52
CATERPILLARECU
NOT
NOTE
13
12CUMMINS
ECU
3
6
4
10
2B
5B
1
7
8
9
3
6
4
10
2B
5B
1
7
8
9
M
Mod 30218 A 08
220-1 , WHITE/LtGREEN
239-5 , BLACK
B646-1 , BLACK/GREEN
522-1 , WHITE/GREEN
522-1A , WHITE/GREEN
B64
6-1A
, B
LAC
K/G
RE
EN
220-1A , WHITE/LtGREEN
A522-1 , GREEN/WHITE
A220-1 , WHITE/LtGREEN
226-
1,
RED
A522-1A , GREEN/WH
A220-1A , WHITE/G
522-1B , WHITE/GREEN
522-1D , WITE/GREEN
239-10C , BLACKB646-1B , BLACK/GREEN
522-1C , WHITE/GREEN
A220-1D , WHITE/G
A522-1C , GREEN/W
522-1E , WHITE/G
A522-1B , GREEN/WHITE
A220-1C, WHITE/LtGREEN
220-
1C,
WH
ITE
/LtG
RE
EN
220-1B , WHITE/LtGREEN
239-5U , BLACK
226-
1M,
RED
S
ILLAR
ANOLENOID
SH 5
ENGINEFAN
SH 5
ENGINEFAN
FANSOLENOID
WN IN "ON" CONDITION
WN IN "ON" CONDITION
B
A
FW4
S1
8
CLC12
13
12
OEM HARNESS
B
A
FW4-A
S2
S1
1
25
3
4
1
25
3
4
UAL FAN CONTROL
7 Schematics (08 of 59) SK
MMIN
TERP
FS
E: FAN SHO
: FAN SHO
AN
el 38
PD8b3417.frm
B93-1 , LtGREEN/WHITE
93-1
,
LtG
RE
EN
/WH
ITE
, LtGREEN
, WHITE/LtGREEN
A, LtGREEN/WHITE
239-6S , BLACK
CATERPILLARECU
SH 5 SH 5
457-3 , BLACK
A220-1E, WHITE/LtGREEN
A/C CLUTCH
S2
17
18
17
18
OEM HARNESS CUMMINSECU
5
3
4
SH 34
R
Mod 30218 A 09
B93-2 , LtGREEN/WHITE
A93-1 , LtGREEN/WHITE
A646-1
A220-1B
93-1
45-1A, LtBLUE/BLACK
HVAC CONTROLLER
153-1, RED/BLUE
240-1 , LtGREEN/WHITE
212-1 , RED/GREEN
153-1
, R
ED
/BLU
E
240-1
, LtG
RE
EN
/WH
ITE
212-1
, R
ED
/GR
EE
N
342-1 , YELLOW/WHITE
152-1 , RED/YELLOW152-1
, R
ED
/YE
LLO
W
634-1 , WHITE
634-1
, W
HIT
E
180-1 , YELLOW/WHITE
180-1 , YELLOW/WHITE
253-24 , LtBLUE
253-2
4,
LtB
LU
E
239-58 , BLACK
239-5
8,
BLA
CK
239-59 , BLACK
239-59 , BLACK
629-1 , BLUE
629-1, BLUE
629-2
, B
LU
E
629-2 , BLUE
A634-1, WHITE/BLACK
A634-1
, W
HIT
E/B
LA
CK
634-2 , WHITE
634-2 , WHITE
342-2
, Y
ELLO
W/W
HIT
E342-3 , YELLOW/WHITE
342-4, YELLOW/WHITE
239-60 , BLACK
239-60 , BLACK
239-6
2,
BLA
CK
239-62 , BLACK
A248-1
, R
ED
/BLAC
K
A248-1, RED/BLACK
570-2
, Y
ELLO
W/W
HIT
E
342-5 , YELLOW/WHITE
TEMP-1, GRAY/BLACK
TEMP-1, GRAY/BLACK
570-3 , YELLOW/WHITE
570-4 , YELLOW/WHITE
570-5, YELLOW/WHITE
A629-1, BLUE/BLACK
A629-1
, B
LU
E/B
LA
CK
570-5
, Y
ELLO
W/W
HIT
E
45-1, LtBLUE/BLACK
93-1B, LtGREEN/WHITE
CABLOAD CENTER
45-1, LtBLUE/BLACK
93-1B, LtGREEN/WHITE
239-57 , BLACK SH 4
A/C PRESSURESWITCH
A/C PRESSURESWITCH
A/CCOMPRESSOR
S13
TEMPSENSOR
HVACMODULE
8
HVAC
SLEEPER
A
B
ENG14
A
B
ENG15
F
E
D
C
B
A
CAB51
H
G
F
E
C
A
B
D
CAB50
B
C
D
A
CAB49
DCBA CAB46 HGFEDCBA CAB48 DCBA CAB47
G
F
H
D
C
E
B
A
CAB52
A
B
CAB58
S16
B
A
ENG14-A
1
2
SLPR
8
HVAC CUMMINS/CATERPILLA
7 Schematics (09 of 59) SK
HVACUNIT
el 38
PD8b3417.frm
C , YELLOW/BLACK
239-2C , BLACKC , GREEN/BLACK
239-3A , BLACK
239-
4A,
WHIT
E
239-3 , WHITE
A227-1 , GREEN
239-
5A,
WHIT
E23
9-6
, W
HIT
E
A228-1 , YELLOW279-1 , RED
N SIGNAL
OP LAMP
N SIGNAL
LOAD CENTER
239-4X , BLACK
TO TRAILERINTERFACE
S
37A, BLACK
LHREAR TURN
SIGNALN
LHSIDE
REPEATER
ORANGE/BLUE
1B , RED
F
S
RHSIDE
REPEATER
ACC
SH 4
AU
X,
BLU
E
B , RED
239-7 , WHITE
KL , BLACKB
C
REP2
B
C
REP3
S2
86
8587
30
87A
86
8587
30
87A
86
8587
30
87A
86
8587
30
87A
C
TLJ2-B
C
TLJ1-B
S4
SH 12
Mod 30218 A 10
227-1 , GREEN/BLACK
228-1 , YELLOW/BLACK
281-1 , WHITE
37-1 , GREEN
38-1 , YELLOW
228-2 , YELLOW/BLACK
39-1 , ORANGE/BLUE
A39
-1,
OR
AN
GE
/BLU
E
227-2 , GREEN/BLACK
37-1A , GREEN
38-1A , YELLOW
227-2A , GREEN/BLACK
228-2A , YELLOW/BLACK
281-1A , WHITE
228-
1A,
YELL
OW
/BLA
CK
227-
1A,
GREEN
/BLA
CK
A28
1-1
, W
HIT
E
A281-2 , WHITE
281-
2,
WHIT
E
228-3 , YELLOW/BLACK
227-3 , GREEN/BLACK
228-4 , YELLOW/BLACK
227-4 , GREEN/BLACK
3-2 , WHITE
3-1
, W
HIT
E
239-11A , BLACK
A281-1A , WHITE
227-1B , GREEN/BLACK
228-1B , YELLOW/BLACK
228-1
227-1
37-1B , GREEN
38-1B , YELLOW
228-1D , YELLOW/BLACK
227-1E , GREEN/BLACK
281-1B , YELLOW/BLACK
228-1E , YELLOW/BLACK
TUR
ST
TUR
TRAILER
A28
1-1B
, W
HIT
E23
9-1A
, BLA
CK
39-1B , ORANGE/BLUE
CABLOAD
CENTER
A28
1-2
, W
HIT
E
281-1 , WHITE
RHREAR TUR
SIGNAL
D
SHERNIT
24
14
10
1
WARNINGLAMPBAR
GREEN
GREEN
39-1A ,
3-1A
, W
HIT
E
39-2
, O
RA
NG
E/B
LUE
242-
STOPLAMPSWITCH
SH 5
286-1
CAB PANEL
CAB PANEL
LIGHT BAR
227-1D , GREEN/BLACK
239-1
B
A
CAB6
A
B
C
D
CAB8
86-3
87-3
86
8587
30
87ASTOP LAMP
S5
S6
S1B
A
HOOD14
10
9
4
2
CHASS1B
A
STP1
AB STP2
A
B
D
REP1
2
4
9
10
CLC3
SH 5
SH 4
7
S
H 5
S
H 5
S
H 5
SH 5
SH 5
TURN SIGNAL/STOP/HAZARD/AUX TRAILER
7 Schematics (10 of 59) SK
TURNSIGNALSWITCH
RHFRONTTURNIGNAL
HAZARSWITCH
FLAU
LHRONT
TURNIGNAL
85-3
el 38
PD8b3417.frm
PINK/WHITE
269-
2,
PIN
K/W
HIT
E
269-
3,
PIN
K/W
HIT
E
SPAREBACKUP
269
, B
LAC
K
LH RH
REVERSE LAMPS
A
CHASS8
S5
A TLJ2-AA TLJ1-A
Mod 30218 A 11
A269-2 , PINK/WHITE
A26
9-1
, PIN
K/W
HIT
E
269-1 , PINK/WHITE
242-2 , RED242-1 , RED
239-7T , BLACKA269-1A , PINK/WHITE
269-1A ,
REVERSELAMP
SWITCH
SH 5
NOT USED 3
CLC3
S2
A
B
ENG16
3
CHASS1
1
25
3
4REVERSE LAMP
REVERSE LAMPS
7 Schematics (11 of 59) SK
el 38
PD8b3417.frm
8-5A
, B
RO
WN
8,
BLA
CK
LHTAILLAMP
20-1
, O
RN
/BLA
CK
239-
7,
WHIT
E
A5-1A , BLACK
5-2A
B,
OR
AN
GE
5-2A
, O
RANG
E5-
1B,
ORANG
E/B
LACK
TRAILER LOAD CENTER
MARKERLAMP
SS9
B TLJ2
5
SH 5
86
8587
30
87A
SH 9
Mod 30218 A 12
8-1
, B
RO
WN
8-5
, B
RO
WN
A8-1 , BROWN8-4 , BROWN
8-3 , BROWN
8-2 , BROWN
25-2 , ORANGE/BLACK
8-1A , BROWN
SPAREMARKER SPARE
MARKER
RHTAILLAMP
8-1B
, B
RO
WN
8-2A
, BRO
WN
8-3A , BROWN
8-4A
, BRO
WN
8-1C
, B
RO
WN
8-4B ,BROWN
8-5B
, BRO
WN
8-6
, BRO
WN
8-3B
, B
RO
WN
8-2B
, B
RO
WN
A8-1B, BROWN
A5-1 , ORANGE/BLACK
5-1 , ORANGE/BLACK
A5-2 , ORANGE/BLACK
239-14 , BLACK239-13 , BLACK
239-12A , BLACK
239-15 , BLACK
239-1C , BLACK
5-1A , ORANGE/BLACK
239-2A , BLACK
5-2 , ORANGE/BLACK
239-3B , BLACK
5-3 , ORANGE/BLACK
239-4B , BLACK
5-4 , ORANGE/BLACK
239-5B , BLACK
5-5 , ORANGE/BLACK
RHMARKER
LAMP
LHMARKER
LAMP
ICCLAMPS
SH 53
SH 53
CLEARANCELAMP
SWITCH
MARKERLAMP
S3NOT USED
25-1 , ORANGE/BLACK
BR
OW
N
BRO
WN
SH 5
8-1H
, B
RO
WN
8-2G
, B
RO
WN
8-3H
, B
RO
WN
LH REPEATERRH REPEATER
239-
7U,
BLA
CK
239-
9M,
BLA
CK
BLA
CK
BLA
CK
MARKER LAMPS
CAB FIREWALL
HEADER
CAB PANEL
A REP2 A REP3
8 CHASS1
C REP1
8 CLC3
C CHASS2A CHA
S6 S7
1 HOOD41 HOOD7 8 HOOD268 HOOD36
S4S5
1
2
HDR2
1
2
HDR3
1
2
HDR4
1
2
HDR5
1
2
HDR6
3
6
4
10
2B
5B
1
7
8
9
B TLJ1
SH
86
8587
30
87A
12 HOOD3-A6 12 HOOD2-A6
6 HOOD3-A78 6 HOOD2-A78
S1
S2S3
CAB LOAD CENTER
7 Schematics (12 of 59) SK
el 38
PD8b3417.frm
M4-1A, LtBLUE
2-6 , RED
42-5 , RED
A42
-RH,
BLU
E/W
HIT
E
-9 , BLACK
, BLUE/WHITE
239-
8,
BLA
CK
4-2, LtBLUE
B328-1 , LtGREEN
B32
8-2
, Lt
GREEN
242-
4,
RE
D
242-7 , RED
B4-
2,
LtBLU
E
A32
8-1
, Lt
GR
EEN
A42, BLUE/WHITE
LUE/WHITE
ED
LUE/WHITE
LACK
LUE/WHITE
ED
LUE/WHITE
LACK
5A
SH 5
RHHEAD LAMP
LHHEAD LAMP
DRLDISABLE
DRL
DRL
BROWN
BROWN
LACK
ROWN
ROWN
LACK
C1 C2 D1 D2B1 B2
SH 14
SH 14
SH 14
B
A
CHOOD3-A3
A
C
B
HOOD2-A3
1
25
3
4
HOOD3-22
1
3
HOOD2-4
3
1
2S1
S1
Mod 30218 A 13
DM4-2, LtBLUE
B4-1 , LtBLUE B4-2 , LtBLUE
DRLDIS-2, WHITE/BLACK
DRLDIS-1, WHITE/BLACK
43-LH-2 , BLUE/WHITE
E4-1 , LtBLUE/BLACK
298-5 , ORANGE
A4L-1 , LtBLUE
A4R-1, LtBLUE
4L-1
, Lt
BLU
E
4R-1
, Lt
BLU
E
D
24
2
228-5 , YELLOW/BLACK
227-5 , GREEN/BLACK
A42
-LH
, BLU
E/W
HIT
E
239-14A , BLACK 239-13A , BLACK
41-L
H-1
, RED/B
LACK
42-L
H-1
, BLU
E/W
HIT
E
E4-2 , LtBLUE/BLACK
239
42-RH-2
42-R
H-1
, BLU
E/W
HIT
E
41-R
H-1
, R
ED
/BLA
CK
DMDM4-2A, LtBLUE
E4-1A , LtBLUE/BLACK
DM4-3, LtBLUE
253-
1,
LtBLU
E
239-
8A,
BLA
CK
B4-3 , LtBLUE
239-
10,
BLA
CK
CAB LOAD CENTER
A328-1 , LtGREEN
DRLDIS-2A, WHITE/BLACK
DRLDIS-1A, WHITE
B4-1A , LtBLUE
42-LH-3 , BLUE/WHITE
A328-1A , LtGREEN
239-38 , BLACK
A42-LHA, BLUE/WHITE
42-LH , BLUE/WHITE
41-LH , RED/BLACK
A42-RHA, BLUE/WHITE
42-RH, BLUE/WHITE
41-RH, RED/BLACK
/LAMP
239-7B , BLACK
B5-1 , ORANGE/BLACK
6
HEAD LAMPSWITCH
PASS SIGNALSWITCH
PARK BRAKESWITCH
TURN SIGNAL SWITCH
239D, BLACK
239C, BLACK
B
R
B
B
B
R
B
B
SH
53
20A
20A
239-
17B
, B
LAC
K
239-
18B
, B
LAC
K
239-
16C
, B
LAC
K
239-
15E
, B
LAC
K
253-
, Lt
BLU
E
253-
3K,
LtBLU
E
SH
53
SH
52
SH
52
239-19A , BLACK SH 53
239-1RH
239-1LH
239-
2RH
239-
2LH
DLAMP/DRL
CABFIREWALL
LIGHT BAR
CAB PANEL
B
B
B
B
8-5G , BROWN
8-3J , BROWN
B4-
2B,
LTB
LUE
239-
9A,
BLA
CK
239-
12B
, B
LAC
K
S5
S6
S2
DCAB7 C B A
12345678910 CAB13
S5
85 87 87A
86 30
HEADLAMP
10
7
8
9
2B
5B
3
1
6
4
S3
S2
S2
1
25
3
4DRL LH
1
25
3
4DRL RH
1
25
3
4HI BEAM LH
1
25
3
4HI BEAM RH
S5
S4
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (13 of 59) SK
25
3-2
, Lt
BLU
E
WARNINGLIGHT
BAR
HI BEAM W
6
SH 5
2
HEA
el 38
PD8b3417.frm
7-2B , PURPLE
7-3A , PURPLE7-3B
, PU
RPLE
253-
5C,
LtBLU
ES
H 5
2
239-12 , BLACK
239-13H , BLACK
LH FOG LAMP
RH FOG LAMP
A
B
HOOD5
A
B
HOOD6
S2
Mod 30218 A 14
27-1 , PURPLE
7-1
, P
UR
PLE
A7-1 , PURPLE
7-3 , PURPLE
239-8 , BLACK
239-9 , BLACK
A42
, BLU
E/W
HIT
E
7-2A
, PU
RPLE
7-1A , PURPLE
A7-2 , PURPLE
CABLOAD
CENTER
A7-
1A,
PU
RPLE
A7-2 , PURPLE
7-3B , PURPLE
SH 5
FOG LAMPDISABLE
FOG LAMP
MPH
239-
22A
, BLA
CK
239-
22B
, BLA
CK
SH
53
FOG LAMPS
CABFIREWALL
CAB PANEL
298-2AB , ORANGE SH 5
SH 13
SH 13
SH 13
S6
0
S3
1
25
3
4
1
2
5
3
4
7 Schematics (14 of 59) SK
FOG LASWITC
239-
20A
, BLA
CK
253-
4E,
LtB
LUE
SH
52
SH
53
3
6
4
1
2B
5B
1
7
8
9
el 38
PD8b3417.frm
FUEL HEATER1
HOOD10
1
2
Mod 30218 A 15
382-1 , LtGREEN/RED382-1A, LtGREEN/RED
EL HEATER
7 Schematics (15 of 59) SK
SH 5
FU
el 38
PD8b3417.frm
384-1 , BLUE
39-4C , BLACK
AIRDRYER
A
HOOD12
B
Mod 30218 A 16
2
384-1A , BLUEH 5
IR DRYER
S1
7 Schematics (16 of 59) SK
S
A
el 38
PD8b3417.frm
1-1 , TAN/RED
239-3C , BLACK
-1 , BROWN/BLACK
337-1 , BROWN
CK
K
LACK
LACK
LACK
239-4D , BLACK
239-6A , BLACK
239-8B , BLACK
AMMETERNOT AVAILABLE
AXLE TEMPREAR
AXLE TEMPFORWARD
AUX XMSNTEMP
FUEL TANKSENDER RH
CLO
CE
LH FUEL TANK
PYRO
CABFIRE
B
CHASS14
A
A
CHASS3
B
B
CHASS4
A
B
CHASS6
A
S1 S3
F
F
A
B
HOOD14-A
A
B
HOOD12-A
A
Mod 30218 A 17
239
-2D
, BLA
CK
338
637-
1,
LtG
RE
EN
673-
1,
RE
D
636
-1,
PU
RP
LE/B
LA
CK
542-
1,
LtG
REEN
60-1
, G
RAY/B
LAC
K
59-
1,
VIO
LET
90-1
, YELL
OW
/BLU
E
36-1
, G
RAY/B
LAC
K
337
-1,
BR
OW
N
338
-1,
BR
OW
N/B
LA
CK
35-1
, G
RAY/B
LAC
K
2-1
, TAN
/BLA
CK
1-1
, TAN
/RED
326
-1,
GR
EE
N
636-1A , PURPLE/BLACK
637-1A , LtGREEN
90-1A , YELLOW/BLUE
542-1A , LtGREEN
327-1A , BLACK
326-1A , GREEN
2-1A , TAN/BLACK
59-1A , VIOLET
35-1A , GRAY/BLACK
36-1A , GRAY/BLACK
239-11B , BLACK
327
-1B
, BLA
CK
326-1
B,
GR
EEN
673-1
A,
RE
D
2-1B , TAN/BLA
239-12D , BLAC
241-1 , GRAY/B
35-1B , GRAY/B
36-1B , GRAY/B
90-1B , YELLOW/BLUE
637-1B , LtGREEN
636-1B , PURPLE/BLACK
INTERFACE MODULE
SH
5
NOT USED
NO
T U
SED
TERFACE MODULE
327-
1,
GR
AY/B
LAC
K
6
CLC3
5
7
11
12 12
CHASS1
11
7
5
6
S1
S2
B
ENG4-B
A
S2
KJFBHCAEDG HOOD9A ACDEFB HOOD10A
7 Schematics (17 of 59) SK
ABAD
NTER
IN
WALL
el 38
PD8b3417.frm
TAN
BLACK
, BLACK
ED/TAN
21 HDR13
Mod 30218 A 18
132-1 , RED/TAN
A13
2-1
, R
ED
/TAN
132-2 , RED/
239-12E ,
239-11C
132-1A , R
CABLOAD
CENTER
SPOT LAMPSWITCH
SH 53
SH 53SH 52
SH 52
239
-26D
, B
LA
CK
239-
27C
, B
LAC
K
253
-7C
, LtB
LUE
253-
8B,
LtBLU
E
CABPANEL
HEADER
21 HDR12
3
6
4
10
2B
5B
1
7
8
9
SPOT LAMPS
7 Schematics (18 of 59) SK
el 38
PD8b3417.frm
LOADLAMPS
S
S
LB
, RED/TAN
, RED/TAN
CABLE COILED (CONNECTION FBO)5 AMPS MAX PER CIRCUIT
239-1KB , BLACK
249-1KA , RED/TAN
249-2JA , RED/TAN
239-2MA, BLACK
249-1K , RED/TAN
239-1KA , BLACK
239-2M, BLACK
249-2J , RED/TAN
MUTIPLE FLUSH LOAD LAMP OPTIONS
PTION
COILEDA
COILED-1A
J1-SC3
B
A
2-SC1
A
B
J1-SC4
B
A
J3-SC1
A
B
J3-SC4
A
B
J2-SC4
A
B
J3-SC3
A
B
J2-SC3
A
B
Mod 30218 A 19
A24
9-1
, R
ED/T
AN
249-
1,
RED
/TAN
LOAD LAMP SWITCH
CABLOAD
CENTER
249-1A , RED/TAN
239-9B , BLACK
249-2 , RED/TAN
239-10A , BLACK
249-1B , RED/TAN
239-6B , BLACK
249-2A , RED/TAN
239-7C , BLACK
SLEEPERLOAD
CENTER
249-1C , RED/TAN
239-1D , BLACK
249-2B , RED/TAN
239-2B , BLACK
239-
56,
BLA
CK
239-
55,
BLA
CK
239-54 , BLACK
253-23A , LtBLUE
249-1D , RED/TAN
239-1EE , BLACK
LOAD LAMP SWITCH
CABLOAD
CENTER23
9-56
A,
BLA
CK
239-
55A
, BLA
CK
239-54A , BLACK
253-23B , LtBLUE 239-
56B
, RED/T
AN
249-
1E,
RE
D/T
AN
BRACKET MOUNTED
FLUSH MOUNTED
LOADLAMPS
SH 53
SH 52
LAMPSKET MOUNTED/FLUSH MOUNTED AND MULTIPLE/COILED 10’
LOAD LAMP SWITCH
CABLOAD
CENTER 249-1H
249-2H
ADDITIONAL 10’
SH 53
SH 52
LOAD LAMP SWITCH
249-1G , RED/TAN
249-
1F,
RED/T
AN
239-
56F
, B
LAC
K
239-
56E
, B
LAC
K
239-23D , BLACK
254-54D , LtBLUE 239-
55E
, B
LAC
K
249-2G , RED/TAN
249-1EE , RED/TAN
239-1G , BLACK
SINGLE LOAD LAMP O
CAB FIREWALL
CABPANEL
HEADER
CAB FIREWALL
CABPANEL
SLEEPER
CAB FIREWALL
CABPANEL
HEADER
SLEEPER 1
CAB
1
2
3
4
HDR11
1
2
3
4
SLPR8
4
J1
3
2
1
A
J2
B
A
J3
B
3
6
4
10
2B
5B
1
7
8
94
J1-SC1
3
2
1
3
6
4
10
2B
5B
1
7
8
9
7
C6-SC1
7
C5-SC1
3
6
4
10
2B
5B
1
7
8
9
CAB55-SC2 1 CAB14-SC2 22
CAB45-SC21032789
HDR-1
6
22
J1_SC2
3
1
HDR11_SC2
1
3
J
7 Schematics (19 of 59) SK
H 53
H 52
OADRAC
el 38
PD8b3417.frm
FLUOR LAMP SWITCH
FLUOR LAMP
SH
SH
9
SLPR17
7
1
2
5
3
4
6
8
10
1
2
4
3
SLPR18
3
6
4
10
2B
5B
1
7
8
9
Mod 30218 A 20
B19-
2A
, VIO
LET/W
HIT
E
B19-
1A
, VIO
LET/W
HIT
E
280
-4,
OR
AN
GE
253
-9,
LtB
LUE
239
-24B
, BLA
CK
239-30 , BLACK
CABLOAD
CENTER
FLOUR LAMP SWITCH
253-1A, LtBLUE
239-24 , BLACK
B19-1, VIOLET/WHITE
A19-1, VIOLET/WHITE
B19-2, VIOLET/WHITE
239-23 , BLACK
D19-1, VIOLET/WHITE
SLEEPERLOAD
CENTER
SPARE-2B, WHITE
SPARE-1B, WHITE
FLUORESCENT LAMP SLEEPER
SLEEPER
CAB PANEL
CABFIREWALL CAB
SLEEPER 2
SLEEPER 1
3
2
1
C6
1
2
3
C5
S5
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (20 of 59) SK
53
52
el 38
PD8b3417.frm
Mod 30218 A 21
226-
15
, R
ED
239
-39
, B
LA
CK
239-
40
, B
LAC
K
FR
L-2
, R
ED
/BL
AC
K
FR
L-4
, R
ED
/BL
AC
K
FR
L-3
, R
ED
/BLA
CK
239-
42
, BLA
CK
239-
43
, BLA
CK
239-41 , BLACK
FRL-1 , RED/BLACK
253-
17
, L
tBL
UE
FLOOR LAMP SWITCHLH LAMPRH LAMP
CAB LOADCENTER
SH 52
S9
FLOOR LAMP
CAB PANEL
B CAB31A B CAB32A
S8
S5
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (21 of 59) SK
el 38
PD8b3417.frm
A , ORANGE/WHITE
SH
SH
ETHERSOLENOID
1
ENG12
Mod 30218 A 22
A8
3-1
, O
RA
NG
E/W
HIT
E
253
-8,
LtB
LUE
239
-28
, B
LA
CK
253-9A , LtBLUE
239-29A , BLACK
A83-1A , ORANGE/WHITE
83-1
, OR
ANG
E/W
HIT
E
239
-3D
, B
LA
CK
230-
1, O
RAN
GE
83-1
A29
-2,
PU
RPLE
SH 52
SH 53
SH 5
ETHERSWITCH
SH 52
ETHER START CATERPILLAR
3
6
4
10
2B
5B
1
7
8
9
1
2
5
3
4ETHER
7 Schematics (22 of 59) SK
52
53
SH 5
el 38
PD8b3417.frm
73-2
A,
GRAY/L
tBLU
E
/WHITE
239-3F , BLACK
/LtBLUE
74-2
A,
TAN/W
HIT
E
253-2C , LtBLUE
LtBLUE
253-2D , LtBLUE
239-3F , BLACK
73-2B , GRAY/LtBLUE
74-2B , TAN/WHITE
PASSENGER WINDOW LIFT
PASSENGERWINDOW LIFT
MOTOR
PASSENGER WINDOW LIFT
SH 24
AB DOOR7-R
S1
AB DOOR7-RA
M
M
24
POSITION 1 POSITION 0 POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
POSITION 1 POSITION 0 POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
Mod 30218 A 23
74-1 , TAN/WHITE
73-1 , GRAY/LtBLUE
226-3 , RED
226-4 , RED
239-4E , BLACK
253-2A , LtBLUE
253-1B , LtBLUE
226-1A , RED25
3-1C
, LtB
LUE
74-1A , TAN/LtBLUE
73-1A , LtBLUE/TAN
226-3A , RED
253-3 , LtBLUE
74-1B , TAN/WHITE
73-1B , GRAY/LtBLUE
226-3B , RED
226-4A , RED
239-4G, BLACK
253-2B , LtBLUE
74-2 , TAN/LtBLUE
239-5C , BLACK
226-5 , RED
253-3A , LtBLUE
73-2 , LtBLUE/TAN
253-1D , LtBLUE
226-1C , RED
74-1C , TAN
73-1C , GRAY
253-1E ,
74-1D , TAN/WHITE
73-1D , GRAY/LtBLUE
253-1F , LtBLUE253-3L , RED
74-1E , TAN/LtBLUE
73-1E , LtBLUE/TAN
253-2L , LtBLUE
CAB LOAD CENTER
253
-1S
, Lt
BLU
E
253-2M , LtBLUE
226-3G, RED
CAB LOAD CENTER
PASSENGERWINDOW
LIFT
PASSENGER WINDOW LIFT
DRIVER WINDOW LIFT
PASSENGER WINDOW LIFT
DRIVERWINDOW
LIFT
226-2G, RED NOT USED
226-2H , RED NOT USED
SH 52
SH 52
SH 24
WINDOW LIFT
226
-1B, R
ED
226-
2, R
ED
226-
1D, RED
226
-2, R
ED
226
-3, R
ED
226-
3, R
ED
DOOR
DOOR
S1
S4
S8
S3
AB DOOR7-L
1
5
2
3
4
DOOR5-L
S1
S4
S1
S8
M
S3
SH 24
SH 24
SH
SITION 1 POSITION 0 POSITION 2
2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
SITION 1 POSITION 0 POSITION 2
3 5 4 2 1 3 5 4 2 1 3 5 4
POSITION 1 POSITION 0 POSITION 2
3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
7 Schematics (23 of 59) SK
PO
1 3
PO
2 1
1
el 38
PD8b3417.frm
RAY
LO
CK2A-2,
BLA
CK/G
RAY
LOCK2A-1A, BLACK/GRAY
RAY
ACK
ACK LOCK1A-1B, GRAY/BLACK
LOC
K1A
-2,
GR
AY
/BLA
CK
239-4W, BLACK
ACK
253-3J , LtBLUE
239-3F , BLACK
S3
DOOR LOCKSWITCH
BA DOOR9_C0
S4
S1
S2
M
SH 23
POSITION 1 POSITION 0 POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5 1 3 2 4 6 5
PO
1 3
Mod 30218 A 24
239-1J , BLACK
230-1A , ORANGE
LOCK1A-1, GRAY/BLACK
LOCK2A-1, BALCK/GRAY
LOCK2-1, BLACK/GRAY
LOCK1-1, GRAY/BLACK
253-4 , LtBLUE
239-6C , BLACK
230-2 , ORANGE
230-3 , ORANGE
LOCK2-1, BLACK/GRAY
LOCK1-1, GRAY/BLACK LOCK2A-3, BLACK/G
LOCK2-1A, BLACK/G
LOCK1-1A, GRAY/BL
LOCK1A-3, GRAY/BL
230-3A , ORANGE
230-
1B,
OR
AN
GE
230-4 , ORANGE
LOCK-1A, GRAY/BLACK
LOCK-2A, BLACK/GRAY
LOCK-2, BLACK/GRAY
LOCK-1, GRAY/BLACK
239-3M, BLACK 239-4V , BLACK
239
-1P
, BLA
CK
CAB LOADCENTER
NOT USED
239-5H , BL239-4G, BLACK
239-5C , BLACK
S2
S1
SH 4
DOORLOCKSWITCH
CENTRAL DOOR LOCKS
DOOR
AB DOOR9
S5
S4
S3
A
B
REF_DES7
M
SH 23
SH 23
POSITION 0 POSITION 2
1 3 2 4 6 5 1 3 2 4 6 5
7 Schematics (24 of 59) SK
SITION 1
2 4 6 5
el 38
PD8b3417.frm
ORAMP
239-
1K,
WH
ITE
EEN
EN
DOORSWITCHRH
DOORSWITCHLH
1 DOOR8_C3
S2
A
CAB41
B
B
CAB42-B
A
3
21
3
21
3
21
Mod 30218 A 25
19-1
, V
IOLE
T/W
HIT
E
19-3 , VIOLET/WHITE19-2 , VIOLET/WHITE19-1A , VIOLET/WHITE
239-
3J,
WH
ITE
DOORLH LAMP
DORH L
19-1B , VIOLET/WHITE
19-1C , VIOLET/WHITE
239-6D , BLACK
329-1 , PINK/GREEN
19-2A , VIOLET/WHITE
239-7D , BLACK
329-2 , PINK/GREEN
19-3A , VIOLET/WHITE
239-8C , BLACK
329-3 , PINK/GREEN
CABLOAD
CENTER
239-49 , BLACK
239-50 , BLACK
329-3A , PINK/GR
329-2A , PINK/GRE329-1A , PINK/GREEN
DRIVERDOMELAMP
CENTERDOMELAMP
PASSANGERDOMELAMP
DOOR LAMPS/DOME LAMPS
HEADER
CABPANEL
DOOR
S5
21 DOOR8_C2
S5
2
1
2
3
HDR7
1
2
3
HDR8
1
2
3
HDR9
S5
S11
7 Schematics (25 of 59) SK
el 38
PD8C3417.FRM
SPEAKER REAR
SPEAKER FRONT
TWEETER
432-3 , BLACK
436-3 , WHITE
436-2 , BLACK
436-2 , WHITE
DRAIN-22
DRAIN-24
433-2 , BLACK
437-2 , WHITE
DRAIN-20
B
A
PS3R
B
A
PS4R
9R
DRAIN
DRAIN
PSR-1
A
B
DRAIN
EF DES
Mod 30218 A 26
TWEETER
SPEAKER FRONT
SPEAKER REAR
SLEEPER SPARE POWERSH 46
SUB WOOFER
DASH CONNECTION
434-1
, W
HIT
E
43
0-1
, B
LA
CK
436-1
, W
HIT
E
432-1
, B
LA
CK
PWR_POS, RED
PWR_NEG, BLACK
434-3 , WHITE
430-3 , BLACK
430-2 , BLACK
434-2 , WHITE
RADIO
ANTENNA
B-PILLARFLOOR
GROUND
437-1 , VIOLET/BLACK
433-1 , VIOLET
436-1 , GRAY/BLACK
432-1 , GRAY
435-1 , GREEN/BLACK
431-1 , GREEN
434-1, WHITE/BLACK
430-1 , WHITE
239-1 , BLACK
19-1 , VIOLET/WHITE
A252-1 , RED
CABLOAD
CENTER
PREMIUM SOUND
RADIO/CB
DRAIN-18
DRAIN-17
43
5-3
, W
HIT
E
437-3
, W
HIT
E
4353-3
, B
LA
CK
435-1
, W
HIT
E
431-1
, BLAC
K
437-1
, W
HIT
E
433-1
, BLAC
K
435-2 , WHITE
431-22 , BLACK
DR
AIN
-23
DR
AIN
-21
DRAIN-19
DR
AIN
-26
DR
AIN
-27
DR
AIN
-28
DR
AIN
-25
DR
AIN
-29
431-3
, BLAC
K
DRAIN-1
A B C D E F G HPS1
B
A
PS3L
B
A
PS4L
21PS5
HGDCABFEPS6
HGFEDCBARAD2
PS
C
B
A
PS10R
A
B
C
PS7L
A
B
C
PS8L
C
B
A
PS11A B C D E F
PS12FEDCBA
PS2L-1
A
B
DRAIN
DRAIN
DRAIN
DRAIN
DRAIN
R
D1A
D2A
7 Schematics (26 of 59) SK
el 38
PD8C3417.FRM
MP
OOR SWITCH
MP
OOR SWITCH
Mod 30218 A 27
329-1B , PINK/GREEN
239-8D , BLACK
389-1 , GRAY
239-9C , BLACK
329-2B , PINK/GREEN
239-10B , BLACK
389-2 , GRAY
239-11D , BLACK
LH TOOL BOX LA
LH D
RH TOOL BOX LA
RH D
SLEEPERLOAD
CENTER
SLEEPER TOOL BOX LAMPS
329-
4, P
INK
/GR
EE
N
SLEEPER 1
1
2
SLPR9
1
2
SLPR11
SH 33
7 Schematics (27 of 59) SK
el 38
PD8C3417.FRM
CLOCKS 12:00
Mod 30218 A 28
226-1E , RED
280-2 , ORANGE
239-5F , BLACK
EPEROAD
NTER
SLEEPER CLOCK
ER 1
7 Schematics (28 of 59) SK
SLEL
CE
LEEP
el 38
PD8C3417.FRM
AUXFAN
1
2
HDR14
M
Mod 30218 A 29
229-1 , VIOLET/WHITE
239-13B , BLACK
BD
NTER
AUX FAN
ADER
7 Schematics (29 of 59) SK
CALOACE
HE
el 38
PD8C3417.FRM
SLL
CE
S
RH READINGLAMP
LH READINGLAMP
ITE
ITE
19-2G , VIOLET/WHITE
239-2AH , BLACK
239-2AJ , BLACK
19-2H , VIOLET/WHITE
HI/RH READINGLAMP
HI/LH READINGLAMP
SLEE J2-SC2
1
2
J3-SC2
1
2
J2-SC5
1
2
J3-SC5
1
2
Mod 30218 A 30
19-1D , VIOLET/WHITE
239-1L , BLACK
19-2B , VIOLET/WHITE
239-2G , BLACK
RH READINGLAMP
LH READINGLAMP
PER READING LAMPS
19-1G, VIOLET/WH
239-1AH, BLACK
19-1H , VIOLET/WH
239-1AJ , BLACK
19-1DA, VIOLET/WHITE
239-1LA , BLACK
19-2BA , VIOLET/WHITE
239-2GA, BLACK
W/UPPER BUNK
W/LOWER BUNK
SLEEPERLOAD
CENTER
SLEEPER 1
1
2
SLPR3
1
2
SLPR4
SLPR1-SC1
2
14
1
13
J1-SC2
2
1
SLPR3-SC1
1
2
J1-SC5
2
1
SLPR4_SC1
1
2
7 Schematics (30 of 59) SK
EEPEROADNTER
LEE
PER 1
el 38
PD8C3417.FRM
FRIGERATOR ON/OFFITCH
COOLING FAN
FAN
A
B
REFRIGERATOR
1
2
1 2
FAN4
A
B
Mod 30218 A 31
REF1-1, RED
239-22 , BLACK
239-20 , BLACK
253-1H , LtBLUE
239-15A , BLACK
AREF-1, YELLOW/BLACK
BREF-1, BLACK/YELLOW
239-37, BLACK
SLEEPERLOAD
CENTER
RESW
253-
2R,
LtBLU
E
SH 52
REFRIGERATOR UNIT/REFR
REFER
SLEEPER 2
RED
BLACK
, BLA
CK
RE
D
SLPR30
1
2
SLPR16
B
A
FAN1
A
B
FAN2
B
A
FAN3
B
A
7 Schematics (31 of 59) SK
el 38
PD8C3417.FRM
POWERACCESS
POWER OUTLET
POWER OUTLET
S
Mod 30218 A 32
280-1 , YELLOW
239-27A , BLACK
SLEEPERLOAD
CENTER
242-1A , RED
139-13A , BLACK
242-2A , RED
239-14B , BLACK
PER POWER ACCESS OUTLETS
SLEEPER 2
1
SLPR21-A
1
SLPR22-A
1
2
SLPR19-A
1
2
SLPR20-A
7 Schematics (32 of 59) SK
LEE
el 38
PD8C3417.FRM
FLOOR LAMP
FLOORLAMPSWITCH
S1
2
PR13-A
Mod 30218 A 33
239-12, BLACK
329-6, RED
A329-12, REDPERAD
TER
SLEEPER FLOOR LAMP
329-4, PINK/GREEN
PER 1
SL
SH 27
7 Schematics (33 of 59) SK
LEELO
CEN
SLEE
el 38
PD8C3417.FRM
A , RED/YELLOW
A , RED/BLUE
3-2 , RED/BLUE
239-18 , BLACK
239-25A , BLACK-1A , BLUE
ED/BLUE
BLOWER MOTOR
BLOWER MOTORRESISTORS
BUNK TEMPACTUATOR
, LtGREEN/WHITE
1
SLPR23-A
2
3
A
B
SPR25-A
S
Mod 30218 A 34
226-5A , RED
248-1 , RED
A24
8-1A
, R
ED
/BLA
CK
570-1 , YELLOW/WHITE
253-10A , LtBLUE
152-1
153-1
15
629
630-1 , R
239-
26A
, B
LAC
K
SLEEPERLOAD
CENTER
HVAC CONTROLHEAD
SH 5
SLEEPERHVAC
240-1A
EEPER HVAC
239-
35, B
LAC
K
SLEEPER 2
CAB
S2
85 87 87A
86 30
S5
7 Schematics (34 of 59) SK
SL
H 9
el 38
PD8C3417.FRM
DMC
50
50
TO OPTIONAL SPARE/POWER EXPANSION
Mod 30218 A 35
226-1F , RED
230-1C , ORANGE
239-1M, BLACK
417-1C , PURPLE
418-1C , WHITE
253-1J , LtBLUE
SPARE IGNPOWER
SPARE BATPOWER
ALAGEER
SH
SH
DIGITAL MESSAGE CENTER
1
2
DMC3
SH 49 SH 49
SH 52
7 Schematics (35 of 59) SK
IGITESSENT
el 38
PD8C3417.FRM
ORS RR SENSOR AND PMV CONNECTORS
CONNECTORS
X4-4B
X4-7B
6-CHANNEL CONNECTOR(OPTIONAL)
ATC CONNECTOR(OPTION)
X1-12-5
X1-
12-2 X1-12-6
X4-15BX4-14B
X5-9B
X5-8B
X5-6B
X5-5BX5-11B
X5-2B
X5-10B
X5-1B
X4-
11B
X4-
10B
X1-
12-3
X4-
9B
X4-
8B
ABSECU
-B1 1 2 ABS6-B1 1 ABS7-B12 3
1 ABS9-B1
1
ABS11-B1
2
3
4
5
6
7
8
9
10
11
12
1
ABS10-B1
2
Mod 30218 A 36
-9 , BLACK
-8 , BROWN
-5 , BROWN-11 , BROWN
-2 , BROWN
-10 , BLUE
-1 , BLUE
X4-9 , BLACK
X4-8 , BROWN
X4-5 , BROWN
X4-11 , BROWN
X4-2 , BROWN
X4-10 , BLUE
X4-1 , BLUE
-5 , BLACK-4 , BROWN
-8 , BROWN
-7 , BLUE
X3-5 , BLACKX3-4 , BROWN
X3-8 , BROWN
X3-7 , BLUE
-5 , BLACK
-4 , BROWN
-2 , BROWN
-1 , BLUE
X2-5 , BLACK
X2-4 , BROWN
X2-2 , BROWN
X2-1 , BLUE
GND-B, GREEN/YELLOWGND-A, GREEN/YELLOW
-12 , GREEN/YELLOW-3 , GREEN/YELLOW
-3 , GREEN/YELLOW
-9 , GREEN/YELLOW
-6-1 , ORANGE/PURPLE X1-6-1 , ORANGE/PURPLE
-7 , RED-8 , ORANGE
-9 , ORANGE
-10 , BLACK
1-16-1 , ORANGE/PURPLE
1-17 , BLACK/LtGREEN1-18 , VIOLET/BROWN
-11 , BLACK
-12 , BLACK
X1-7 , REDX1-8 , ORANGE
X1-9 , ORANGE
X1-10 , BLACK
X1-16-1 , ORANGE/PURPLE
X1-17 , BLACK/LtGREENX1-18 , VIOLET/BROWN
-6 , BLACK
X4-6 , BLACK
RF SENSOR AND PMV CONNECT
LR SENSOR AND PMVLF SENSOR AND PMV CONNECTORS
X2-1B
X2-2B
X2-4B
X2-5B
X3-7B
X3-
8B
X3-4BX3-5B
X4-
1B
X4-2B
X4-5B
X4-6B
X4-10B
X4-11B
X4-8B
X4-9B
X5-1B
X5-10B
X5-2B
X5-11BX5-5B
X5-6B
X5-8B
X5-9B
X4-14BX4-15B
X1-12-2X1-12-3
X1-12-1
X1-12-4
X1-12-6
X1-12-5
X4-1B
X3-8B
X4-4B
X4-7B
X2-
5B
X2-
4B
X2-
2B
X2-
1B
X1-
12-4
X4-
6B
X4-
5B
X4-
2B
X3-
7B
X1-
12-1
X3-
5B
X3-
4B
CABLOAD
CENTER
WARNINGLAMPBAR
18
19
20
21
18
19
20
21
SH 4
SH 4
ABS LOW
ABS
LIGHTBAR
1
10
8
5
2
7
6
12
4
9
11
3
ABS1
A
ABS2
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
U
V
W
X
Y
Z
A1
B1
C1
D1
E1
F1
G1
1 2 ABS2-B1 1 ABS32 3
12 ABS4-B1 1 ABS5-B123 12 ABS8-B1 23
G1
ABS1-B1
F1
E1
D1
C1
B1
A1
Z
Y
X
W
V
U
T
S
R
Q
P
N
M
L
K
J
H
G
F
E
D
C
B
A
S1
S2
7 Schematics (36 of 59) SK
X4
X4
X4X4
X4
X4
X4
X3X3
X3
X3
X2
X2
X2
X2
X4X4
X2
X3
X1
X1X1
X1
X1
X
XX
X1
X1
X4
el 38
PD8C3417.FRM
RR SENSOR AND PMV CONNECTORS
NNECTORS
X4-4C
X4-7C
6-CHANNEL CONNECTOR(OPTIONAL)
ATC CONNECTOR(OPTION)
X1-12-5A
X1-12-6A
X4-15C
X4-14C
X5-9C
X5-8C
X5-6C
X5-5C
X5-11C
X5-2C
X5-10C
X5-1C
X4-
11C
X4
-10C
X1-
12-3
A
X4-
9C
X4-
8C
ABS HI
1 2 ABS6-B2 1 ABS7-B22 3
ABS9-B2
1
ABS11-B2
2
3
4
5
6
7
8
9
10
11
12
1
ABS10-B2
2
Mod 30218 A 37
X5-9A , BLACK
X5-8A , BROWN
X5-6A , BLACK
X5-5A , BROWN
X5-11A , BROWN
X5-2A , BROWN
X5-10A , BLUE
X5-1A , BLUE
X5-1A , BLUE
X5-10A , BLUE
X5-2A , BROWN
X5-11A , BROWN
X5-5A , BROWN
X5-6A , BLACK
X5-8A , BROWN
X5-9A , BLACKX4-9A , BLACK
X4-8A , BROWN
X4-6A , BLACK
X4-5A , BROWN
X4-7A , BLUE
X4-4A , BROWN
X4-11A , BROWN
X4-2A , BROWN
X4-10A , BLUE
X4-1A , BLUE
X4-9A , BLACK
X4-8A , BROWN
X4-6A , BLACK
X4-5A , BROWN
X4-7A , BLUE
X4-4A , BROWN
X4-11A , BROWN
X4-2A , BROWN
X4-10A , BLUE
X4-1A , BLUE
X3-5A , BLACK
X3-4A , BROWN
X3-8A , BROWN
X3-7A , BLUE
X3-5A , BLACK
X3-4A , BROWN
X3-8A , BROWN
X3-7A , BLUE
X2-5A , BLACK
X2-4A , BROWN
X2-2A , BROWN
X2-1A , BLUE
X2-5A , BLACK
X2-4A , BROWN
X2-2A , BROWN
X2-1A , BLUE
GND-AA, GREEN/YELLOW
X5-3A , GREEN/YELLOW
X4-3A , GREEN/YELLOW
X3-9A , GREEN/YELLOW
X1-14A , PURPLE
X1-13A , WHITE
X1-6-1A , ORANGE/PURPLE X1-
6-2
, O
RA
NG
E/P
UR
PL
E
239-1N , BLACK
239-
2H,
BLA
CK
239-
3K,
BLA
CK
X1-6-1A , ORANGE/PURPLEX1-7A , RED
X1-8A , ORANGE
X1-9A , ORANGE
X1-10A , BLACK
X1-16-1A , ORANGE/PURPLE
X1-16-2 , ORANGE/PURPLE
X1-17A , BLACK/LtGREEN
X1-18A , VIOLET/BROWN
253-1K , LtBLUE
X1-11A , BLACK
X1-12A , BLACK
X1-7A , RED
X1-8A , ORANGE
X1-9A , ORANGE
X1-10A , BLACK
X1-16-1A , ORANGE/PURPLE
X1-17A , BLACK/LtGREEN
X1-18A , VIOLET/BROWN
RF SENSOR AND PMV CONNECTORS
LR SENSOR AND PMV COLF SENSOR AND PMV CONNECTORS
X2-1C
X2-2C
X2-4C
X2-5C
X3-7C
X3-
8C
X3-4C
X3-5C
X4-
1C
X4-2C
X4-5C
X4-6C
X4-10C
X4-11C
X4-8C
X4-9C
X5-1C
X5-10C
X5-2C
X5-11C
X5-5C
X5-6C
X5-8C
X5-9C
X4-14C
X4-15C
X1-12-2AX1-12-3A
X1-12-1A
X1-12-4A
X1-12-6A
X1-12-5A
X4-1C
X3-8C
X4-4C
X4-7C
X2-
5C
X2-
4C
X2-
2C
X2-
1C
X1-
12-4
A
X4-
6C
X4-
5C
X4-
2C
X1-
12-2
A
X3-
7C
X1-1
2-1A
X3-
5C
X3-
4C
X2-3A , GREEN/YELLOW GND-BB, GREEN/YELLOW
X4-12A , GREEN/YELLOW
X5-12A , GREEN/YELLOW
SH 49J1587
18
20
19
21
ABSECU
ABSSWITCH
CABLOAD
CENTER
18
20
19
21
WARNINGLAMPBAR
SH 4
SH 4
ABS
LIGHTBAR
8
5
10
1
2
7
6
12
4
9
11
3
ABS1-A
A
ABS2-A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
U
V
W
X
Y
Z
A1
B1
C1
D1
E1
F1
G1
B
ABS10-A
A
1 2 ABS2-B2 1 ABS3-B22 3
12 ABS4-B2 1 ABS5-B223 12 ABS8-B2 123
G1
ABS1-B2
F1
E1
D1
C1
B1
A1
Z
Y
X
W
V
U
T
S
R
Q
P
N
M
L
K
J
H
G
F
E
D
C
B
A
S1
S2
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (37 of 59) SK
el 38
PD8C3417.FRM
C
1 CAB341 CAB36
Mod 30218 A 38
280
-1A
, O
RAN
GE
280-2
A,
OR
AN
GE
239
-45
, BLA
CK
239
-44
, BLA
CK
CABLOAD
CENTER
CIGAR LIGHTER/POWER CONNECTION
OUTLET2 4 1 CAB54 1 CAB33 1 CAB35
7 Schematics (38 of 59) SK
AB
el 38
PD8C3417.FRM
239-
37,
BLA
CK
253-
16,
LtBLU
E
SPARE "B"
Mod 30218 A 39
226-
14,
RE
D
239-
35,
BLA
CK
SPARE "A"SPARE
S7
S6
S5
7 Schematics (39 of 59) SK
el 38
PD8C3417.FRM
Mod 30218 A 40
A90
-1,
YELL
OW
/BLU
E
226
-11
, R
ED
23
9-3
2,
BLA
CK
253
-11
, L
tBL
UE
226
-12
, R
ED
23
9-3
3,
BLA
CK
253-
12
, Lt
BLU
E
226-1
3,
RE
D
239
-34
, B
LA
CK
25
3-1
3,
LtBLU
E
23
9-3
6,
BLA
CK
253
-15
, L
tBL
UE
145
-1,
WHIT
E/R
ED
19
2-1
, O
RANG
E/B
LAC
K
SP
AR
E, G
RA
Y/B
LA
CK
CAB LOAD CENTER
WARNING LAMP BAR
SPARE-A,
GR
AY
/BLA
CK
SP
AR
E-1,
WHIT
ESPARE-1
A,
GR
AY
/BLA
CK
TWO SPEEDAXLE
INTERAXLE
FIFTHWHEEL
DIFF LOCK/PTO
917
917
SPARE
S5
226-10A , RED
TWO SPEED AXLE/INTER AXLE/FIFTH WHEEL/DIFF LOCK/PTO
LIGHT BAR
CABFIREWALL
CABPANEL
1CLC3
1CHASS1
D CAB23CBA D CAB24CBA D CAB25CBA
S6
S7
1CHASS13
7 Schematics (40 of 59) SK
el 38
PD8C3417.FRM
, LtGREEN/BLUE
, LtGREEN/PINK
-1 , RED/GREEN
57-1 , BLACK
LOWCOOLANT
PROBE
C
LOWCOOLANT
PROBE
C
FW7
A
D
B
C
FW7-A
A
D
B
C
A
D
B
Mod 30218 A 41
568-1
569-1
567
4518-1 , BLACK/PINK
520-1 , LtGREEN/PINK
519-1 , LtGREEN/BLUE
517-1 , RED/GREEN
457-5 , BLACK
567-1A , RED/GREEN
569-1A , LtGREEN/PINK
568-1A , LtGREEN/BLUE
OEMENGINEHARNESS
7
6
5
19
S
ECU31
567-1B , RED/GREEN
568-1B , LtGREEN/BLUE
569-1B , LtGREEN/PINK457-2A , BLACK 457-4A , BLACK
CUMMINS
CATERPILLAR
567-1C , RED/GREEN
568-1C , LtGREEN/BLUE
569-1C , LtGREEN/PINK457-5B , BLACK
567-1D , RED/GREEN
568-1D , LtGREEN/BLUE
569-1D , LtGREEN/PINK457-1C , BLACK
S3
LOW COOLANT
10
CLC12
12
11
9
18
49
54
2
ENG2A
B5
C1
C2
C3
ENG3-C
C3
C2
C1
B5
CLC2-B
10
12
11
9
CLC12-B
9
11
12
10
FW1-B
7 Schematics (41 of 59) SK
UMMINENGINE
ECU
CATENGINE
ECU
el 38
PD8C3417.FRM
Mod 30218 A 42
680-1 , RED
679-1 , YELLOW
239-9H, BLACK
680-1A, RED
679-1A, YELLOW
RTN-1, BLACK/RED
ENGINECUMMINS
ECU
ENGINECATERPILLAR
ECU
9
11
8OEM HARNESS
C
A
B
ENG18-B
S2
A
B
C
ENG20
EATON TOP 2 TRANSMISSION
7 Schematics (42 of 59) SK
el 38
PD8C3417.FRM
B , TAN/LtBLUE
B , WHITE/TAN
B , TAN/LtBLUE
A , BROWN/YELLOW
239-2
L,
BLA
CK
RH MIRROR
MIRROR HEAT
MI
RED
, BLACK
, LTBLUE/TAN
CAB SPARE POWER MIRROR
GLARESTOPPER OPTIONAL
ABC DOOR3-R AB
S2
M M
MT112 MT31
DOOR5-R
Mod 30218 A 43
302-2 , BROWN/YELLOW
574-1 , TAN/LtBLUE
665-1 , BLUE/TAN
573-1 , LtBLUE/TAN
302-3 , BROWN/YELLOW
665-1A , BLUE/TAN
665-
2,
TAN
/TAN
573-2 , TAN/LtBLUE
574-2 , TAN/LtBLUE2
39-2
K,
BLA
CK
226
-2B
, R
ED
239-
7E,
BLA
CK
302-
1,
BR
OW
N/Y
EL
573-
1A,
WH
ITE/O
RAN
GE
574-
1A,
GR
AY/V
IOLE
T
665-
3,
WH
ITE/T
AN
573-1
665-1
574-1
302-1
MIRROR HEATLH MIRROR
MIRROR SWITCH
S5
230
-5B
, O
RA
NG
E
302
-1C
, B
RO
WN
/YE
LLO
W
302
-4,
BR
OW
N/Y
ELL
OW
239
-6T
, BLA
CK
239
-5X
, B
LAC
K
253
-4C
C,
LtB
LUE
S2S1
S3
HEATED MIRROR SWITCH
OR CONTROL/HEATER/GLARESTOPPER
GLARESTOPPER SWITCH
226 ,
239-1AZ
239-
2BZ
, BLAC
K
663-2663-1 , LTBLUE/TAN
253-1AZ , LTBLUE
253-
2AX
, LT
BLU
E
BACKLIGHTINGMIRROR
S4
5674321 DOOR10-L CBA DORR3-L BA DOOR11-L
S2
S8
M M
3
6
4
10
2B
5B
1
7
8
9
LT GREEN/YELLOW
BLACK
7
1
GREEN
LT GREEN/BLACK
GREEN/RED
4
5
6
LTGREEN
2BROWN
3
MT41 MT51MT61
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (43 of 59) SK
RR
el 38
PD8C3417.FRM
ENGINE BRAKEON/OFF SWITCH
ENGINE BRAKESELECTOR SWITCH
CLUTCHSWITCH
TCH
EE01-3 , BLACK/WHITE
AEE02-1, BLACK/LtGREEN
EE04-1 , LtGREEN/YELLOW
253-4A , LtBLUE
253-3C , LtBLUE
239-4J , BLACK
239-5G , BLACK
239-6E , BLACK
226-2C , RED
B226-1 , RED/BLUE
B226-1 , RED/BLUE
CUMENG
E
CENG
E
STIC
EE28-1 , GREEN
EE01-4 , BLACK/WHITE
EE05-1 , LtGREEN/BLACK
1
ENG6
1
ENG5
3
6
4
10
2B
5B
1
7
8
9
3
6
4
10
2B
5B
1
7
8
9
Mod 30218 A 44
CRUISEON/OFF SWITCH
CRUISESET/RESUME SWI
226-2
C,
RE
DE
E08
-1,
BLU
E
EE01
-5,
BLA
CK
EE01
-6,
BLA
CK/W
HIT
E
EE04-1 , LtGREEN/YELLOW
EE07-
1,
PIN
K
EE07-1 , PINK
EE17
-1,
YELL
OW
EE17-1 , YELLOW
EE
01-
7,
BLAC
K/W
HIT
E
226-
1H,
RE
D
EE16
-1,
BLU
E
CABLOAD CENTER
A226
-1,
RE
D/B
LUE
DIAGNOSTIC SWITCH
EE06-1 , YELLOW/BLACK
A2
26-1
, R
ED
/BLU
E
EE16-1 , BLUE
EE08-1 , BLUE
A508-1 , BLUE
225-1 , LtGREEN/BLACK
463-1 , PINK
457-7 , BLACK
457-1A , BLACK 224-1 , LtGREEN/YELLOW
461-1 , BLUE
462-1 , YELLOW
466-1 , WHITE/RED
239-
13J
, BLA
CK
A509-1 , BLUE
EE
15-
1,
LtG
REEN
239-
7N,
BLA
CK
253-
5B,
LtBLU
ESH 5
2
SH 5
3
239
-3F
F,
BLA
CK
239-2GG, BLACK
239-2HH, BLACK
239-1HH, BLACK
253-2P , LtBLUE
253-1U , LtBLUE
239-
4AA
, BLAC
K
253-
2Q
, L
tBLU
E
SH 52
SH 53
NOT USED
SH 52
SH 52
SH 53
SH 53
SH 53
SH 53
NEUTRALSWITCH
ENGINE BRAKE/CRUISE CONTROL/DIAGNO
ENG
EE28-1 , GREEN
EE01-1 , BLACK/WHITE
EE01-4 , BLACK/WHITE
EE05-1 , LtGREEN/BLACK
EE11-1 , GREEN/WHITE
EE
11-1
, G
REEN
/WHIT
E
646-1 , BLACK
532-1 , PINK/GREEN
530-1 , YELLOW
529-1 , BLUE
647-1 , LtGREEN/YELLOW
647-2 , GREEN/BLACK
646-2 , BLACK
531-1 , PINK
648-1 , LtGREEN/BLACK
534-1 , GREEN
465-1 , GREEN
457-8 , BLACK
S4
S2
A ENG17-BB
3
6
4
10
2B
5B
1
7
8
9
3
6
4
10
2B
5B
1
7
8
9
S1
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (44 of 59) SK
MINSINE
CU
ATINE
CU
el 38
PD8C3417.FRMFR
_SPK
R_N
EG
-B, B
LAC
K
REAR
_SPKR
_NET-B,
BLA
CK
RE
AR
_SP
KR
_PO
S-B,
WH
ITE
ONTAKER
REARSPEAKER
ANTENNA
ARORUND
B RAD_2BAA
Mod 30218 A 45
239
-1B
, B
LA
CK
19-
1F,
VIO
LET
/WH
ITE
A25
2-1A
, R
ED
239-
1B,
BLA
CK
19-1
F,
VIO
LET/W
HIT
E
A25
2-1
A,
RE
D
437-1 , VIOLET/BLACK
433-1 , VIOLET
435-1 , GREEN/BLACK
431-1 , GREEN
434-1 , WHITE/BLACK
430-1 , WHITE
436-1 , GRAY/BLACK
432-1 , GRAY
437-1
, V
IOLE
T/B
LA
CK
433
-1,
VIO
LE
T
435
-1,
GR
EE
N/B
LA
CK
431
-1,
GR
EE
N
436
-1,
GR
AY/B
LAC
K
432-
1,
GR
AY
434
-1,
WH
ITE/B
LAC
K
430
-1,
WH
ITE
FR
_SPKR
_PO
S-A ,
W
HIT
E
FR
_SP
KR
_NE
G-A,
BLA
CK
RE
AR
_SP
KR
_NE
G-A,
BLAC
K
RE
AR
_SP
KR
_PO
S-A,
WH
ITE
FR
_SPK
R_PO
S-B,
WH
ITE
FRONTSPEAKER
REARSPEAKER
FRSPECAB
LOADCENTER
BLU
E
RE
D
BLA
CK
YE
LLO
W
GR
AY
/BLA
CK
GR
AY
WH
ITE
/BLA
CK
WH
ITE
VIO
LET/B
LAC
K
VIO
LE
T
GR
EE
N/B
LAC
K
GR
EE
N
RADIO
B-PILLFLO
GRO
REMOTE
RADIO
RADIO/CB
ABCD RAD_4
A
B
C
D
RAD_1A
B
C
D
RAD_2
D
RAD_1A
C
A
B
B RAD_2AABRAD_3A A
D
RAD_1B
C
B
A
BRAD_3B
D C B A RAD_4A
A4AB4AC4AD4AB5AA5AC5AE5AF5AG5AH5AD5ARMT RAD_P1
1RMT_1
7 Schematics (45 of 59) SK
el 38
PD8C3417.FRM
298-1E , ORANGE
ORANGE
239-16G , BLACK
SH 3
SH 4
S
SL
S4
S3
Mod 30218 A 46
286-1C , RED
239-17E , BLACK
298-2C , ORANGE
304-1D , RED239-32C , BLACK
304-9C , RED
298-8A , ORANGE
298-5D ,
298-4C , ORANGE
305-6A , RED
304-7C , RED
262-2 , RED
226-3H , RED
A252-2B , RED
A252-1B , RED
B252-1 , RED/BLACK
252-1B , RED
298-6D , ORANGER
R
230-2F , ORANGE230-1H , ORANGE
SPARE POWER SYSTEM EXPANSION SLEEPER
239-
34, B
LAC
K
239-19, BLACK
239-
29, B
LAC
K
R
2
252-2B , RED
3_IGN 4_IGN 5_ACC 6_ACC
7
16 17 18 19 20
22 23 24 25 26
27 28 29 30 31 32
33 34 35 36 37 38
85-1 87-1 87A-1
86-1 30-186-2 30-2
85-2 87-2 87A-2
SLPR7
BAT_1 BAT_2
1
2
3
SLPR31
S2S2
7 Schematics (46 of 59) SK
LEEPELOAD
CENTE
MAINPOWE
EEPER
el 38
PD8C3417.FRM
, BLACK/WHITE
, BLACK/WHITE
THROTTLEPEDALCUMMINS
THROTTLEPEDALCAT
SH 5
ENGINESTOP
457-
5C,
BLA
CK
457-4B, BLACK
533-
1,
WH
ITE
464-
1,
WH
ITE
3-3
, W
HIT
E
SH 5
533-
1A,
WH
ITE
464-
1A,
WH
ITE
SH 10
A28
1-2A
, W
HIT
E
ERUPT/WARNING LAMPS
ER
CHECK ENGINE
15
15
UE
ANGE
LUE
D
A
ENG13
C
B
F
ENG_3
E
D
B
C
A
POWER
SIGNAL
RETURN
C
A
B
D
E
F
S3
1
25
3
4
Mod 30218 A 47
582-1 , RED/ORANGE
458-1 , BLUE
197-1 , BLUE/RED
198-1 , BLUE/ORANGE
516-1 , PINK/BLUE
515-1 , YELLOW/BLUE
500-1 , BLACK/BLUE
498-1 , RED/ORANGE
499-1 , BLUE
EE01-8
EE01-2
21
22
OEM HARNESS
ENGINEECUCAT
ENGINEECU
CUMMINS
525-1 , BLUE/RED
526-1 , BLUE/ORANGE
30-4A, ORANGE
30-3A, ORANGE
30-1B, ORANGE
30-5A, ORANGE
30-2A, ORANGE
455-1 , RED 455-2 , RED 455-1A, RED 455-2A, RED
576-
2,
OR
AN
GE
576-
1,
OR
AN
GE
30-7
A,
OR
AN
GE
30-6
A,
OR
AN
GE
CUMMINS
INTERUPTEROPTION
30-2
B,
OR
AN
GE
576-
1A,
OR
AN
GE
576-
1B,
OR
AN
GE
576-
2A,
OR
AN
GE
455-1B, RED
SH
5S
H 5
SH
5S
H 5
SPEEDSENSOR
SPEEDSENSOR
A23-1, RED
577-
1A,
BLA
CK
577-
2,
BLA
CK
577-
2A,
BLA
CK
577-
1B,
BLA
CK
577-
2B,
BLA
CK
577-
1C,
BLA
CK
239-
15J
, BLA
CK
239-
14G
, BLA
CK
239-2NN, BLACK
239-5Y, BLACK
239-3KK, BLACK
239-4CC, BLACK
239-1PP, BLACK
533-1A, WHITE
576-2 , ORANGE
576-1 , ORANGE
577-1A, BLACK
577-2 , BLACK
464-1A, WHITE
CATERPILLAR CUMMINS ENGINECU/TPS/SPEED/SENSOR/INTE
CAB LOAD CENT
ENG
LIGHT BAR
STOP ENGINE
ENGINE WARNINGCUMMINS
16 33
16 33
EE13-2, RED/ORANGE
EE14-2, BLUE
EE14-1, BL
EE13-1, RED/OR
EE23-1, GREEN/B
EE12-1, BLACK/RE
E22-1, PINK
EE24-1, LtGREEN
EE16-2, WHITE/RED
EE10-1, BROWN/WHITE
A
BENG13-B
S1
1
CAB60
1
CAB61
A
B
ENG13-A
S6
S5
S2 S2
S4
S4
7 Schematics (47 of 59) SK
el 38
PD8C3417.FRM
Mod 30218 A 48
669
, W
HIT
E
670
, Lt
GR
EE
N
239-
53C
, B
LAC
K
239-
52B
, B
LAC
K 253-
22A
, Lt
BLU
E
239-
54D
, B
LAC
K
239-
51B
, B
LAC
K25
3-23
C,
LtB
LUE
253-
21A
, Lt
BLU
E
SH 52
SH 52
SH 53
SH 53
SMC SELECT/RESET
MESSAGESPEEDOMETERMESSAGECENTER
SPEEDO MESSAGE CENTER (SMC)
1 2 CAB44
3
6
4
10
2B
5B
1
7
8
9
7 Schematics (48 of 59) SK
el 38
PD8C3417.FRM
660, NONE
662A, GREENABS ECU
3 WAYJ1939JUNCTION
TERMINATIONRESISTORUSED AT OPEN NODES
661A, YELLOW
E
EN
LOW
NNECTS TO "A"
A
ABS8-A
B
C
AB
C
CBA
A B C A B C
A B C
CB
A
AB
CA
BC
AB
C
Mod 30218 A 49
41
8-1
, W
HIT
E41
8-1A
, W
HIT
E41
8-1B
, W
HIT
E
X1-
3,
ORANG
E
X1-
1,
ORANG
E/B
LACK
X1-
14,
PURPLE
X1-
13,
WH
ITE
418-
2,
WHIT
E41
7-2
, P
UR
PLE
CABLOAD
CENTER
417-
2A,
PUR
PLE
418-
2A,
WHIT
E
230-
2B,
ORAN
GE
239-
2N,
BLA
CK
661-
1,
YELL
OW
662-
1,
GREEN
660-
1,
NO
NE
417-
1E,
PUR
PLE
418-
1E,
WHIT
E
230-
1D,
ORAN
GE
239-
1Q,
BLA
CK
417-
3A,
PURPLE
418-
3A,
WHIT
E
239-
64,
BLA
CK
230-
8A,
OR
AN
GE
230-
7A,
OR
ANG
E
239-
63,
BLA
CK
FACEULE
DATA LINKCONNECTION
CENTER
417-
1F,
PU
RPLE
418-
1F,
WHIT
E
417-
1G,
PUR
PLE
418-
1G,
WHIT
E
ECUENGINE
ABS ECU
551-
1,
BLU
E/W
HIT
E
552-
1,
WH
ITE/B
LUE
EE
33-1
, B
LUE
/WH
ITE
EE35
-1,
WH
ITE
/BLU
E
417-
1C,
PUR
PLE
418-
1C,
WH
ITE
ECU AUTOSHIFT XMSN
DIAGNOSTICINTERFACE
CONNECTION
417-
4A,
PU
RP
LE
418-
4A,
PU
RP
LE
661
, NO
NE
662,
GREEN
663,
YE
LLO
W
TA LINK
REWALL CAB PANEL CAB FIREWALL
661-
1A,
YE
LLO
W
662-
1A,
GREEN
663-
1A,
NO
NE
663-1A , NON
662-1A , GRE
661-1A , YEL
661-1E , YELLOW
662-1E , GREEN
663-1E , NONE
663-1F , NONE
662-1F , GREEN
661-1F , YELLOW
OPTIONAL AUTO SHIFT
CO
"A"REMOVE RESISTOR ADD AUTO SHIFT
661-
1G,
YE
LLO
W
662-
1G,
GR
EE
N
663-
1G,
NO
NE
A BDMC4 AABS10 B
1 ABS82B CAB18A
C
B
A
HDA3
S1
S2
S3
S4
J1939
S10
S12
B ENG2A
21 ENG4
SH 35
SH 35
AB
CA
BC
A B C
S15
S14
CBA ENG19
CB
A
AB
CA
BC
CBA
A B C A B C
A B C BB1A B C
BB2
C
B
A
CB
A
AB
CA
BC
AB
C
BB3
C
B
A
BB4
A
B
C
7 Schematics (49 of 59) SK
41
7-1
, PU
RPLE
417-
1A,
PURPLE
417-
1B,
PURPLE
INTERMOD
DA
CAB FI
el 38
PD8C3417.FRM
298-11 , ORANGE
304-11 , RED
252-5 , RED
239-48 , RED
CAB LOADCENTER
98-1A , ORANGE
SH 4
SH 5
SH 5
MAIN POWER
S4
1
2
3
4
CAB39
SH 5
SH 5
Mod 30218 A 50
ACCESSORYRELAY
IGNITIONRELAY
252-1 , RED226-9 , RED226-8 , RED226-7 , RED
A252-3 , REDA252-2 , REDA252-1 , RED
252-4 , RED252-3 , RED252-2 , RED
304-10 , RED304-9 , RED304-8 , RED
226-6A , RED226-5B , RED226-4B , RED
226-1J , RED226-2D , RED226-3D , RED
304-7 , RED304-6 , RED304-5 , RED304-4 , RED
304-3A , RED304-2 , RED
230-6 , ORANGE230-5 , ORANGE
230-1E , ORANGE230-2C , ORANGE230-3B , ORANGE
230-4A , ORANGE
298-2 , ORANGE298-3 , ORANGE
298-4 , ORANGE298-5A , ORANGE
298-6 , ORANGE298-7 , ORANGE
239
-4K
, B
LA
CK
239
-3L
, B
LAC
K
304-1 , RED
239
-7F
, B
LA
CK
298
-10
, O
RANG
E
298
-9,
OR
AN
GE
239
-2P
, B
LAC
K
SPARE CONNECTIONS
SPARE CONNECTIONS
SPARE CONNECTIONS
SPARE FUSEPOSITION
SPARE FUSEPOSITION
SPARE FUSEPOSITION
1 , RED/BLACK
S3
2
239-1R , BLACK
-1C , RED/BLACK
-1D , RED
CAB SPARE POWER SYSTEM EXPANSION
23
9-JA
, B
LA
CK
85-3 86-3
87-3
1 2 3 4 5 6
7
8 9 10 11 12 13
14
15 16 17 18 19 20
21
22 23 24 25 26 27
28 29 30 31 32 33
34 35 36 37 38 39
40 41 42 43 44 45
46 47 48 49 50 51
52 53 54 55 56 57
85-1 87-1 87A-1
86-1 30-1
86-230-2
85-2 87-287A-2
CAB2
.
S2
S1
7 Schematics (50 of 59) SK
B522-
B252
286
el 38
PD8C3417.FRM
WHITE/GRAY
BROWN/GRAY
CBSPEAKER
A
B
HDR10
Mod 30218 A 51
239-2CC, BLACK
A252-2A , RED
CBSP-1A, WHITE/GRAY
CBSP-2A, BROWN/GRAY
CB
SP
-1A,
W
HIT
E/G
RA
Y
CB
SP
-2A,
B
RO
WN
/GR
AY
239-
2CC
, B
LAC
K
A25
2-2A
, R
ED
BLA
CK
RE
D
WH
ITE
/GR
AY
BR
OW
N/G
RA
Y
CABLOAD
CENTER
CB RADIO
RHANTENNANNA
CBSP-1,
CBSP-2,HEADER
RADIO/CB
CB RADIO
7 Schematics (51 of 59) SK
LHANTE
el 38
PD8C3417.FRM
253
-21
253
-22
253
-23
25
3-1
6A
PERITCH
SMCSELECT/RESETSWITCH
LOAD LPSWITCH
DIFF LOCKSWITCH
TWO SPEEDAXLE SWITCH
SPARE SWITCH
INNER AXLESWITCH
DIFF LOCKPTO SWITCH
FIFTH WHEELSW SWITCH
253
-11
A
253-14
253-12A
253
-15
A
253-13A
S6
253-
25
ASHTRAY
25
3-1
0C
2
CAB43
9
10 CAB45
9
CAB28
9
CAB23
9
CAB26
9
CAB24
9
CAB27
9
CAB25
9
CAB62
A
Mod 30218 A 52
253-2
E,
LtB
LUE
253-1
M
253-2G 253-3D 253-4B 253-5 253-7A 253-8A 253-9B
CAB11HEAD LAMPSWITCH
CLEARANCELP-SWITCH
PASS SIGNALSWITCH
FOG LPSWITCH
ENGINEFAN SWITCH
SPOT LPSWITCH
EITHERSWITCH
SLEELP SW
PANELLPDIMMERCONTROL
25
3-2
4A
HVAC CNTRLHEAD
25
3-2
0A
253-19 253-18
FLOOR LPSWITCH
CAB30
HTDMIRROR
SW
253
-1P
253-2
J
25
3-4
C
253-3
F
25
3-1
N
253
-2H
253
-3E
253
-1Q
25
3-3
G
25
3-3
H
25
3-4
D
253-1
0C
25
3-1
R
253
-2K
REFER SWITCHON/OFF
FL LP SWITCH
CAB LOAD CENTER
CIGARLIGHTERPOWER
RH POWERWINDOW
DOORLOCK
RH POWERWINDOW
LH POWERWINDOW
DOORLOCK
HVAC CONTROLHEADSLEEPER
CIGARLIGHTERPOWER
253-1J , LtBLUE
3
BACK LIGHTING +12 VOLTS
253-2 253-3 253-4 253-5
CRUISEON/OFFSWITCH
CRUISESET/RESUMESWITCH
ENGINE BRAKESELECTORSWITCH
ENGINE BRAKEON/OFFSWITCH
DIAGNOSTICSWITCH
253
-1
CAB PANELHVACCAB
FIREWALL
1
1
CAB14
10 7
CAB53
7
3 CAB19
CAB15
2 9C7 4 5 30 1RADIO/CB ENGINE DOOR PWR LIGHT BAR SLEEPER
C8
37 PIN 25 PIN
G
CAB37
PIN
38
DOOR3
8
DOOR4
8
DOOR3
8
DOOR4
8
S3
S1
DOOR4
6
DOOR6
6
S4
DOOR4
6
DOOR5
4
DOOR6
2
LIGHT BAR
30
SLEEP L/C
1
SLPR2
10 15
SLPR27
G
DOOR6
9
SLPR14
9
SLPR17
9
CAB30
9
CAB11
9
CAB12
9
CAB13
9
CAB16
9
CAB17
9
CAB20
9
CAB21
9
CAB2
9 SH 35
ENG10
9
ENG9
9
ENG8
9
ENG7
9
ENG12
9
7 Schematics (52 of 59) SK
13-
1
253
-6
1 2
RED
WH
T
DMC5
DMC6
21
21
CAB
PIN
el 38
PD8C3417.FRM
239-
8P,
BLA
CK
239-
52,
BLA
CK
239-
53,
BLA
CK
239-
54B
, BLA
CK
239-
55B
, BLA
CK
239-
56C
, BLA
CK
239-32B, BLACK
239-33A, BLACK
9-34A, BLACK
-35A, BLACK
6A, BLACK
239-50A, BLACK
239-51A, BLACK
239-
49A
, BLA
CK
239
-53A
, BLAC
K239
-52A
, BLAC
K
239-
54C
, BLA
CK
239-
55C
, BLA
CK
239-
53B
, BLA
CK
, BLACK
C
86-1
86-2
8 27
CAB43SELECT/RESET SWITCH
8 27
CAB45LOAD LAMP SWITCH
DIFF/LOCK/PTO SWITCH
C
CAB28
TWO SPEED AXLE SWITCH
C
CAB23
INTER AXLE SWITCH
C
CAB24
SPARE SWITCH
C
CAB25
SPARE SWITCH
C
CAB26
PARK BRAKE SWITCH
B
CAB29
RH DOOR SWITCH
A
CAB41
SPARE SWITCH
C
CAB27LH DOOR SWITCH
A
CAB42
8 27
CAB45LOAD LAMP SWITCH
8 27
CAB43SELECT/RESET SWITCH
C CONTROL HEAD
AB50
ASHTRAY
B
CAB62
Mod 30218 A 53
239
-1FF
, BLAC
K
239-
3DD
, BLA
CK
239-
4Y,
BLA
CK
BLACK
239-
46A
, BLA
CK
239-
47B
, BLA
CK
239-
8R,
BLA
CK
239-
9J,
BLA
CK
239-
10H
, BLA
CK
239-
12K
, BLA
CK
239-
13F
, BLA
CK
239-
14F
, BLA
CK
239-
15F
, BLA
CK
239-
16D
, BLA
CK
239-
17C
, BLA
CK
239-1
8C,
BLA
CK
239-
19B
, BLA
CK
239-
20B
, BLA
CK
239-
21A
, BLA
CK
239
-23A
, B
LAC
K
239-
25D
, BLA
CK
239-
26C
, BLA
CK
239-
27B
, BLA
CK
239-
28A
, BLA
CK
239-
29B
, BLA
CK
WIR
E17
24,
BLA
CK
239-
22C
, BLA
CK
239-30A , BLACK
239-
51,
BLA
CK
239-
37A
, BLA
CK
23
239
239-3
239-
38A
, BLA
CK
S5
239-
45A
, BLA
CK
239-44A , BLACK
239-
39A
, BLA
CK
239-
40A
, BLA
CK
239-41A, BLACK
239-
43A
, BLA
CK
239-
42A
, B
LAC
K
239-57A, BLACK
239-62A, BLACK
239-60A, BLACK
239
-58A
, BLAC
K 239-59A, BLACK
239-63A, BLACK
239-
2EE
, BLA
CK
239-
64A
, BLA
CK
239-1GG, BLACK
239-
2FF
, B
LAC
K
239-3EE, BLACK 239-4Z , BLACK 239-5W, BLACK
239-
6Q,
BLA
CK
239-7P, BLACK
239-
48B
, BLA
CK
SH 4
SH 4
239-65
NEGATIVE SWITCH LINKS
OUTLET CABFIREWALL
HVAC
S1
TER
14 7
WIPER SWITCH
1CAB10
PASS THRU
65CAB1
3
CAB14B LOAD
8 37
CAB11HEAD LAMP SWITCH
8 37
CAB16FOG LAMP SWITCH
8 37
CAB13PASS SIGNAL SWITCH
5 8 37
CAB20STOP LAMP SWITCH
EITHER SWITCH
7CAB21 SLEEPER FLOOR
7 CAB228 7
CAB17ENGINE FAN SWITCH
8 37
CAB12CLEARANCE LAMP SWITCH
5
1CAB36
1CAB35
4 12
CABLOAD CENTER
CAB15
CABLOAD CENTER
CAB54
7 8CAB30
LH FLOOR LAMP
8CAB32
RH FLOOR LAMP
8CAB31
S8
2 3
CAB
LOAD CENTERCAB53
5
AC MODULE
DCAB52
HVAC CONTROL
2CAB46
HVAC CONTROL
C CAB48
HVA
CC
HVAC CONTROL
D CAB47
DIAGNOSTIC SWITCH
7ENG12
CAB LOAD CENTER
1ENG11
SET/RESUME SWITCH
7ENG9
ENG BRAKE SELECTOR SW
7ENG8
8 7
ENG10CRUISE ON/OFF SW
8 7
ENG7ENGINE BRAKE ON/
CAB LOAD CENTER
13CAB15
OSTIC CONNECTION
B56
S10
E
HDA1
AHDA2
CAB LOAD CTR
4CAB39
FLOOR LAMP SWITCH
HEAD HEAD
HEAD
NTER
LAMP SWITCH
7 Schematics (53 of 59) SK
23
9-6P
, BLA
CK
239-
2DD
, BLA
CK
239-5V,
CAB 2AB LOAD CEN
85-3
86-2 21
CA
DIAGN
ECA
CE
el 38
PD8C3417.FRM
-1E
-2C
6-2E
6-3E
0-2D
0-3C
9-1V
2-1B
2-2A
ROL
9-1W
9-4Q
9-6K
9-15C
9-8H
9-16B
9-11G
9-2A
9-3A
E
F
F
E
NESS
SH 25
SH 25
IOLET/WHITE)
SH 23
SH 23
ED)
SH 24
SH 24
RANGE)
SH 24
LACK)
3-3B
BLUE)
3-1V
SH 23
SH 23
ROWN/YELLOW)
SH 43
SH 43
LACK)
SH 4
SH 17
SH 17
SH 6
SH 17
SH 4
SH 4
SH 11
SH 11
SH 12
SH 12
SH 12
SH 12
LACK)
LACK)
LACK)
LACK)
LACK)
LACK)
INK/WHITE)
ROWN)
ROWN)
IBUTION
Mod 30218 A 54
227-4A227-2B
227-1F 227-5A
227-3A
228-2B
228-1F
228-5A
228-4A
228-3A
239-15B
239-17
577-1
239-3N
239-4L
A239-RH
557-2
239-11E
239-1S
239-10D
239-6G
A239-LH
8-1D
8-5C
8-2C
8-3C
8-4C
LOAD CENTER
CHASSIS
SEE GROUNDDISTRIBUTION
SHEET
226-10 226-12A
226-11A 226-13A
226-14A
230-7 230-8
239-1T
239-2Q
239-3P
239-4M
239-47A
239-48A
239-5J
239-50B
239-30B
239-32D
239-33D
239-51C
239-38B
239-34B
239-35B
239-36B
239-37B
MAIN CAB HARNESS
252-4A
253-5A
252-1A
252-2A
252-3A
298-3A
298-4A
298-5B
298-6A
298-7A
298-1B
298-10A
298-11A
298-2A
304-4A
304-5A
304-6B
304-7A
304-8A
304-9A
304-1A
304-10A
304-11A
304-2A
304-3B
329-2C
329-3C
329-1C
342-4A
342-5A
342-1A
342-2A
342-3A
417-4417-3
418-4418-3
570-3A
570-4A
570-2A
FRL-3AFRL-1A
FRL-4A
HOOD HARNESS
239-2R
239-3R
239-4N
239-5K
239-1U
239-11F
239-12C
239-8F
239-6H
239-7G
239-10E
239-9D
7-1B
7-2C
7-3C
8-1E
8-2D
8-3D
8-4D
8-5D
8-6A
SLEEPER HARNESS
239-16A
239-17A
239-18A
239-19
239-25B
239-26B
239-32A
298-5C298-1C
298-2B 298-6B
298-4B 298-8
305-6
304-9B304-3C
304-1B
304-7B
X3-9BGND-AAA
X5-3 X4-3B
X2-3BGND-BA
X5-12X4-12B
1919-3B
19
22
22
226-1K
23
23
230-1F
230-5A
23239-3S
239-4P
239-6J
30
30
302-3A
ABS CAB
DOOR CONT
23239-2T
239-3T
23
239-5M
23
239-7H
23
239-13C
23
239-9E
23
239-14C
239-10F
23
269-1B 26
26
8-2
8-1
8-4
8-5
8-3F
CHASSIS HAR
S6
S5
S2
S1
S5
SH 10
SH 10
SH 13
SH 10
SH 10
(GREEN/BLACK)
(YELLOW/BLACK)SH 13
SH 10
SH 10
SH 10
SH 10
SH 47
SH 4
SH 4
SH 22
SH 4
SH 13
SH 47
SH 17
SH 4
SH 4
SH 3
SH 13
239-14H SH 13
(BLACK)
SH 12
SH 12SH 12
SH 12 SH 12
(BROWN)
SH 40 SH 40
SH 40 SH 40
SH 39
(RED)
SH 49 SH 49
(ORANGE)
SH 50 SH 5
SH 50 SH 50
SH 50 SH 50
SH 50
(BLACK)
(BLACK)SH 25
SH 13
239-49B
SH 25
SH 40
SH 39SH 20
SH 40SH 40
239-39B
SH 39SH 40
SH 39SH 48
239-41B239-42B
239-43B
253-13B
253-15B
253-12B
253-14A
253-11B
253-16B
253-10
253-21B
S6
SH 52
SH 52
SH 52
SH 52
SH 52
SH 39
SH 52
SH 52
SH 50
SH 50
SH 50
SH 50
SH 50
(RED)
(LtBLUE)
(ORANGE)
S2
SH 50 SH 50
SH 50 SH 50
SH 50 SH 50
SH 50 SH 50
SH 50SH 50 298-9A
(RED)
SH 50
SH 50
SH 50
SH 50
SH 50 SH 50
SH 50 SH 50
SH 50SH 50
SH 50S3
(PINK/GREEN)
SH 25
SH 25
SH 25
(YELLOW/WHITE)SH 9
SH 9
SH 9
SH 9
SH 9
(PURPLE)
SH 49 SH 49
SH 49 SH 49(WHITE)
SH 9
SH 9
SH 9
(YELLOW/WHITE)
(RED/BLACK)SH 21
SH 21
SH 21
(BLACK)SH 21
SH 21
SH 21
239-63B239-64B(BLACK)
SH 49 SH 49
(BLACK)SH 17
SH 17SH 4
SH 10
SH 16
(BLACK)
S1
S2SH 13
SH 12
SH 14
SH 13
SH 12
(BLACK)
(PURPLE)
SH 14
SH 12
SH 14
SH 14
SH 12
SH 12
(BROWN)
(BROWN)
SH 12
SH 12
SH 46
SH 34SH 46
SH 34
SH 34SH 46
SH 46
(BLACK)
SH 46
SH 46
SH 46
SH 46
SH 46
SH 46
(ORANGE)
SH 46
SH 46
SH 46
SH 46
SH 46
(RED)
SH 36/37 SH 36/37
(GREEN/YELLOW)
SH 36/37 SH 36/37
SH 36/37 SH 36/37
(GREEN/YELLOW)
SH 36/37 SH 36/37
SH 25
(V
SH 23
(R
SH 24(O
SH 43
SH 24
(B
SH 24
SH 43
253-4F 25
(Lt
253-2S 25
SH 43
SH 23
(B
SH 43
(B
SH 4
SH 2
SH 11
(B
(B
(B
(B
(B
(B
(P
(B
(B
S13
S6
S4
S5
S2
S3
S4
SPLICE LOCATION DISTR
397-3
397-1
397-2
SH 6
SH 6
SH 6
(RED)
239-19
239-35
239-34
SH 46
SH 34
SH 46
(BLACK)
S5
S3
S7
S12
S4
S11
S15
S14
S16
S9
S3
S1
S2
S5
S8
S2
S1
S3
S4
S4
S2
S1
S5
S3
S10
S9
S8
S6
S7
S8
S10
S7
7 Schematics (54 of 59) SK
el 38
PD8C3417.FRM
ENGINE
239-1DDA
239-3BB
239-5T
239-6N
239-7M
K
A 457-1B
457-8A
457-5A4
2
SH4
SH 4
SH 9
SH 11
SH 44
SH 44
SH 47
S1
S2
S4
S3
ION
Mod 30218 A 55
239-3V 239-1X
239-2U239-4R
239-5P
239-1Y 239-3W
239-2V 239-4S
239-5Q
LOCK1A-1A LOCK1A-3A
LOCK1A-2A
LOCK2A-1B LOCK2A-3A
LOCK2A-2A
COWL
DOOR RH
LH DOOR
226-4C 226-1L
226-2F
226-3F
226-5C
230-1G230-2E
230-3D
239-1Z239-2W
239-5R
239-6L
239-7K
239-3X
239-4T
665-2A 665-1C
665-3A
239-14E 239-1AA
239-3Y
239-4U
239-11H
239-12H
239-13E
239-10G
239-2X239-15D
239-5S
239-7L
239-8J
239-6M
30-130-3
30-730-4
30-2
30-5
30-6
CUMMINS ENGINE
EE01-1A EE01-3A
EE01-8AEE01-2A
8-1G 8-2F
8-3G
239-1BB 239-2Y
239-3Z
239-2Z 239-1CC
239-3AA
ENGINE DASH
SIDE REPEATER
TRAILER HARNESS 7-WAY
CAT
239-2A
239-8
239-9G
457-7
457-
457-
SH 7 SH 6
SH 6SH 6
SH 8
SH 23
SH 24
SH 25
SH 25
SH 43
(BLACK)
(BLACK)
253-1W 253-2T
253-3M
SH 23
SH 24
SH 25(LtBLUE)
SH 24
SH 24
SH 24(GRAY/BLACK)
SH 24
SH 24
SH 24(BLACK/GRAY)
SH 23
SH 21
SH 23
SH 23
SH 23
(RED)
SH 24SH 24
SH 24
(ORANGE)
SH 24
SH 24
SH 43
SH 25
SH 24
SH 43
SH 24
(BLACK)
253-1X 253-3N
253-4G253-2U
SH 24
SH 24
SH 23
SH 23
(LtBLUE)
SH 43
SH 43
SH 43(WHITE/TAN)
SH 47
SH 47
SH 47
SH 47
(BLACK)
SH 9
SH 11
SH 4
SH 44
SH 47
SH 47
SH 47(BLACK)
SH 4
SH 4
SH 4(BLACK)
SH 47
SH 47
SH 47(ORANGE)
SH 47
SH 47
SH 47
SH 47(ORANGE)
SH 44
SH 47 (CAT ONLY)
SH 44
SH 47
(BLACK)
SH 12
SH 12
SH 12(BROWN)
SH 10
SH 10
SH 4(BLACK)
SH 4
SH 4
SH 4(BLACK)
SH 4
SH 44
SH 55
SH 44
SH 41
SH 41
SH 4
SH 8
239-4F
239-10M
SH 5 239-13
SH 5 239-13
S1
S2
S1
S4
S3
S1
S3
S5
S4
S2
S3
S2
S4
S1
S5
S6
S1
S1
S2
S1
DISTRIBUTSPLICE LOCATION
7 Schematics (55 of 59) SK
el 38
PD8C3417.FRM
Mod 30218 A 56
253-
25A
, Lt
BLU
E
239-
65A
, B
LAC
K
ASH TRAY
ASHTRAY
BA CAB62
S6
S5
7 Schematics (56 of 59) SK
el 38
PD8D3417.FRM
LH FUEL TANK CONNECTION HOOD 12P LAMP SWITCH CONNECTION HOOD 14
OD 1/CLC1
CO
CO
TAIL LAMP CONNECTION CHASS11
AXLE GROUND AND TEMPSENSOR CONNECTION
Mod 30218 A 57
STOSWITCHES ON DASHCAB 11 THRU CAB 22
POWER OUTLET CONNECTIONHOOD HARNESS CONNECTION HO
LH HEAD LAMP CONNECTION HOOD 2ENGINE HARNESS
CONNECTION CLC2/ENG3
HEAD LAMPTION HOOD 3
ROUND STUDEWALL CLC 9
FIREWALLTION CAB1/CLC7
SPARE CIRCUIT BLOCK CAB2
SPOT LAMPSHDR12, HDR12
DOME LAMPSDR7, HDR8, AND HDR9
ICC LIGHTHDR2 THRU HDR6
7 Schematics (57 of 59) SK
RHNNEC
GFIR
NNEC
H
el 38
PD8D3417.FRM
READING LAMP CONNECTION
16
SP
ONTROL PANELONNECTION
D LAMPNECTION
BUNK LAMPCONNECTION
Mod 30218 A 58
REFRIGERATORCONNECTIONSLPR15 OR SLPR
FL LAMPCONNECTION
POWER OUTLET
MAIN POWERCONNECTION
CIRCUIT CONNECTION
CC
LOACON
READING LAMPCONNECTION
7 Schematics (58 of 59) SK
ARE
el 38
PD8D3417.FRM
RED SH3
OSS MEMBER
Mod 30218 A 59
FUEL HOT LINE
1A,
RE
D2
39-A
E,
BLA
CK
226-1AB , RED
253-
1AB
, Lt
BLU
E
239-1AB , BLACK
239-
2AB
, B
LAC
K
383-1 , BLUE
253-
2AB
, Lt
BLU
E
239-
1AC
, B
LAC
K
383-
1AB
, B
LUE
383-1AC, BLUE
239-1AD , BLACK
CAB SPARE POWER5 AMPS
HOT LINE SWITCH
CIRCUIT BREAKER60 AMPS
SOLENOID
HOT LINE HEATER
BACK LIGHTING
1, 38
3-2
, B
LUE
239
-3A
B,
BLA
CK
1
2
8587
8630
3
6
4
10
2B
5B
1
7
8
9
12
HTL2
1
2
HTL41
HTL31
HTL1 1 2 7 3 5 6 10 8 9 4
HTL1-SC2A B
HTL1-SC1BA
CR
7 Schematics (59 of 59) SK
el 38
