Last Modified: 06-05-2026 6.11:8.1.0 Doc ID: RM1000000025QEG
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: CLUTCH: CLUTCH UNIT (for EA67F / EA68F): INSPECTION; 2023 - 2026 MY GR Corolla Corolla Corolla Hatchback [09/2022 -        ]

INSPECTION

PROCEDURE

1. INSPECT CLUTCH DISC ASSEMBLY

(a) Using a vernier caliper, measure the rivet head depth.

Minimum Rivet Head Depth:

0.3 mm (0.0118 in.)

If necessary, replace the cover and disc clutch set.

*a

Facing

*b

Rivet

(b) Install the clutch disc assembly to the manual transaxle assembly.

HINT:

Insert the clutch disc assembly in the correct direction.

(c) Using a dial indicator, measure the clutch disc assembly runout.

Maximum Runout:

0.8 mm (0.0315 in.)

If necessary, replace the cover and disc clutch set.

2. INSPECT CLUTCH COVER ASSEMBLY

(a) Using a vernier caliper, measure the depth and width of the diaphragm spring wear.

Maximum:

Depth

0.5 mm (0.0197 in.)

Width

6.0 mm (0.236 in.)

If necessary, replace the cover and disc clutch set.

*a

Width

*b

Depth

3. INSPECT FLYWHEEL SUB-ASSEMBLY

(a) Inspect the flywheel sub-assembly for runout.

(1) Using a dial indicator, check the flywheel sub-assembly runout.

Maximum Runout:

1.9 mm (0.0748 in.)

NOTICE:

The measurement point for the runout check should be 100 mm (3.94 in.) from the center of the flywheel sub-assembly.

If the runout is more than the maximum, replace the flywheel sub-assembly.

*a

Measured distance from flywheel sub-assembly center

(b) Inspect the flywheel sub-assembly for play in the direction of rotation.

(1) Place paint marks on the flywheel sub-assembly.

*a

Paint Mark

(2) Move the flywheel sub-assembly by hand in the direction shown in the illustration to inspect the play in the rotation direction.

Standard Angle:

32° or less

If the angle is not as specified, replace the flywheel sub-assembly.

*a

Standard angle

(c) Inspect the clutch facing for the amount of wear.

(1) Using a feeler gauge, measure the clearance.

Maximum Clearance:

0.1 mm (0.00394 in.)

NOTICE:

Replace the flywheel sub-assembly if there are significant burns or scratches on the sliding surfaces.

If the clearance is not as specified, replace the flywheel sub-assembly.