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© 2006 ATRA, All Rights Reserved
MERCEDES 329
722.6/NAG 1Valve Body
Make sure during reassembly that you have the Solenoid covers installed. Failureto install the covers may cause Solenoid codes. The covers protect the solenoidsfrom short circuiting from metal particles
Always replace the Circuit board on models built before 2003
© 2006 ATRA, All Rights Reserved
MERCEDES330
722.6/NAG 1Solenoid Valves
10
9
8 7 6 5
4
321
ID Description Ohms1 TCC Solenoid 2.52 2-3 Shift Solenoid 43 P-N Start ATF Temp4 Float5 3-4 Shift Solenoid 4
ID Description Ohms6 1-2/4-5 Shift Solenoid 47 Shift Pressure Regulating Solenoid 58 Modulating Pressure Solenoid 59 N2 Speed Sensor
10 N3 Speed Sensor
© 2006 ATRA, All Rights Reserved
MERCEDES 331
722.6/NAG 1
During reassembly, check balls should only be retained using Vaseline or Trans-Gel. DO NOT use inappropriate greases (such as wheel bearing or white lithiumgrease).
Screens
LatchPoint
LatchPoint
Valve Body Screen and Latch Point
© 2006 ATRA, All Rights Reserved
MERCEDES332
722.6/NAG 1Valve Identification
13
12
11
109
8
7
6
5
4
3
2
1
ID Lower Valve Body Identification
1 Shift Valve Pressure Regulating Valve
2 Pressure Regulating Valve
3 Shift Pressure Regulating Valve
4 1-2/4-5 Overlap Regulating Valve, Sleeve and Piston
5 1-2/4-5 Shift Pressure Shift Valve
6 1-2/4-5 Holding Pressure Shift valve
7 1-2/4-5 Command Valve
8 B2 Shift Valve
9 2-3 Holding Pressure Shift Valve
10 2-3 Command Valve
11 2-3 Shift Pressure Shift Valve
12 TCC Damper Valve
13 TCC Lock-up Regulating Valve
1-2/4-5Bank
2-3Bank
© 2006 ATRA, All Rights Reserved
MERCEDES 333
722.6/NAG 1
32
4
87
6
1
5
ID Upper Valve Body
1 Operating Pressure Regulating Valve
2 Lubricating Pressure Regulating Valve
3 2-3 Overlap Regulating Valve, Sleeve and Piston
4 3-4 Overlap Regulating Valve, Sleeve and Piston
5 3-4 Shift Pressure Shift Valve
6 3-4 Command valve
7 3-4 Holding Pressure Shift valve
8 Manual Valve
Valve Identification
3-4Bank
3-4Bank
© 2006 ATRA, All Rights Reserved
MERCEDES334
722.6/NAG 1
Plastic Balls
SteelBalls Steel
Balls
Check Ball Locations
© 2006 ATRA, All Rights Reserved
MERCEDES 335
722.6/NAG 1Filter and Pressure Feed Locations