Valve Body: Service and Repair

Note: Remove and install transmission oil sump, refer to Transmission Pan, Service and Repair.

Remove and install/replace transmission fluid screen, refer to Transmission Filter, Service and Repair.
After completing work, top up ATF level.
Check/top up fluid level in automatic transmission, refer to Transmission Fluid, Testing and Inspection.

It is absolutely essential to use the approved automatic transmission fluid in this automatic transmission.
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Disconnect all plug connections on shift unit.
Unclip temperature sensor (1) from bracket.

Caution: When removing shift unit, do not release screws (1).

Release all other screws, with outside torx E8, on shift unit and remove shift unit.

A5S 360R (GM5) transmission:
Pull out seals (1), (2) and (3).
Coat new seals with automatic transmission fluid and install.
A4S 360R (GM4) transmission:
Pull out seals (2) and (3).
Coat new seals with automatic transmission fluid and install.

Caution: A4S 360R (GM4) transmission without seal (1).

Installation: Blow out tapped holes with compressed air gun.
Insert setscrews (1) from sealing kit in tapped holes.

Length of screws:
(1) = 68 mm
(2) = 68 mm
All others = 50 mm
Install shift unit with aid of 2 setscrews and locate with screws.
Remove both setscrews. Tighten all screws until it is hand-tight.
When tightening screws with torque wrench, it is absolutely essential to tighten them in sequence.
Do not tighten screws (1) and (2) yet.
Tightening Torque, refer to Automatic Transmission/Transaxle, Specifications.

Suspend guide (1) of transmission switch in detent spring (2).

Caution: Journal (3) of detent disk must be located in groove (4) of slide valve

Insert feeler gauge (1) between detent spring (2) and detent disk (3) and set gap of 0.80 mm by moving detent spring (2).
Tighten down screws (4).
Tightening Torque, refer to Automatic Transmission/Transaxle, Specifications.