Inspection Procedure 1

INSPECTION PROCEDURE 1: Noise during Wheel Rotation

DIAGNOSIS





STEP 1. Check the wheel bearing end play.
1. Remove the brake drum.
2. Fit the dial gauge as shown in the diagram and move the hub in the axial direction to measure the play.
Limit: 0.05 mm (0.002 inch)
Q: Is the wheel bearing end play within the limit??
YES: Go to step 2.
NO: Replace the part, then go to Step 4.

STEP 2. Check the drive shaft for bent.
Q: Is the drive shaft bent??
YES: Replace the part. Then go to Step 3.
NO: Go to Step 4.

STEP 3. Check the drive shaft assembly for wear or damage.
Q: Is the drive shaft assembly worn or damaged??
YES: Replace the drive shaft assembly. Then go to Step 4.
NO: There is no action to be taken.

STEP 4. Retest the system.
Q: Is the abnormal noise eliminated??
YES: Diagnosis is complete.
NO: Start over at Step 1.