59. Lower Control Valve Body and TFP Switch Install

Tools Required
- J 39630-1 Lower Control/Valve Body Gasket Guide Pins
- J 39630-2 Lower Control/Valve Body Gasket Guide Pins
- J43708-1 Internal Mode Switch Alignment Tool





1. Install the lower control valve body (903) over the J 39630-2.

Notice: Refer to Fastener Notice in Service Precautions.

2. Position the solenoid valve fluid filter retainer (981) onto the lower control valve body (903) and install some of the valve body bolts (938, 940, 941) and hand tighten them.

3. Remove the J 39630-2.

Tighten
Tighten the bolts (938, 940, 941) in a star pattern to 8-14 Nm (6-10 lb ft).





4. Position the J43708-1 onto the lower control valve body, next to the 2-3 shift solenoid valve, and install the two J39630-1.

Important: Hold the IMS (942) against the J 43708-1 while tightening the bolts.

5. Locate the Internal Mode Switch (IMS) (942) against the J43708-1 and install the three 8 mm bolts (939).

Tighten
Tighten the bolts (939) to 8-14 Nm (6-19 lb ft).

6. Remove the J 43708-1 and the J 39630-1.





7. Install the automatic Transmission Fluid Pressure (TFP) manual valve position switch (936) onto the lower control valve body (903).

8. Install the remaining bolts (941) into the TFP manual valve position switch (936) and into the lower control valve body (903).

Tighten
Tighten the bolts (941) to 8-14 Nm (6-19 lb ft).





9. Connect the lower control valve body wire harness (943) to the following parts:
- 1-2 shift solenoid valve (909)
- 2-3 shift solenoid valve (910)
- Transmission Fluid Pressure (TFP) manual valve position switch assembly (936)
- Internal Mode Switch (IMS) (942)