© 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