Mitsubishi Galant 9G. Manual - part 471
FRONT AXLE DIAGNOSIS
TSB Revision
FRONT AXLE
26-4
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: Noise during Wheel Rotation
DIAGNOSIS
STEP 1. Check the wheel bearing end play.
(1) Remove the caliper assembly and suspend it with a wire.
(2) Remove the brake disc from the front hub.
(3) Attach a dial gauge as shown in the illustration, and then
measure the end play while moving the hub in the axial
direction.
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 5.
STEP 2. Check the drive shaft and inner shaft for bending.
Q: Is the drive shaft and inner shaft bent?
YES : Replace the part. Then go to Step 5.
NO : Go to step 3.
STEP 3. Check the center bearing for wear.
Q: Is the center bearing worn?
YES : Replace the bearing. Then go to Step 5.
NO : Go to step 4.
STEP4. 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 5.
NO : There is no action to be taken.
STEP 5. Retest the system.
Q: Is the abnormal noise eliminated?
YES : The procedure is complete.
NO : Repeat from Step 1.
AC102438