AUTOMATIC TRANSMISSION(4AT) > AT Main Case

INSPECTION

1. HIGH CLUTCH AND REVERSE CLUTCH

Check the following items.

Drive plate surface wear and damage

Snap ring wear, return spring setting and breakage, and snap ring retainer deformation

Lip seal and D-ring damage

Piston and drum check ball operation

Adjust the total end play.

2. PLANETARY GEAR AND LOW CLUTCH

Check the following items.

Drive plate surface wear and damage

Snap ring wear, return spring setting and breakage, and spring retainer deformation

Lip seal and D-ring damage

Piston check ball operation

Inspect the total end play, and adjust it to be within the standard value.

3. 2-4 BRAKE

Check the following items.

Drive plate surface wear and damage

Snap ring wear and spring retainer deformation

Lip seal and D-ring damage

Inspect the total end play, and adjust it to be within the standard value.

4. ONE-WAY CLUTCH

Check that the snap ring is not damaged and the seal ring is not deformed.

Inspect the total end play, and adjust it to be within the standard value.

5. LOW & REVERSE BRAKE

Check the following:

Drive plate surface wear and damage

Snap ring wear and spring retainer deformation