Inspection Procedure 2: Constant Noise [Differential]

INSPECTION PROCEDURE 2: Constant Noise [DIFFERENTIAL]

DIAGNOSIS

STEP 1. Check the oil level.





Remove the filler plug and check the gear oil level.

Q: Is the gear oil level more than 8 mm (0.3 inch) below the bottom of the filler plug hole?
YES: Check the oil leakage from differential carrier, and repair if necessary. Then, refill MITSUBISHI Genuine DIA QUEEN LSD gear oil. Then go to Step 9.
NO: Go to Step 2.

STEP 2. Check the tooth contact (engagement) of the drive gear and drive pinion.

Q: Is the tooth contact (engagement) of the drive gear and drive pinion correct?
YES: Go to Step 3.
NO: Adjust or replace the part. Then go to Step 9.

STEP 3. Check the side bearing for looseness, wear or damage.

Q: Is the side bearing loose, worn or damaged?
YES: Adjust or replace the part. Then go to Step 9.
NO: Go to Step 4.

STEP 4. Check the drive pinion bearing for wear or damage.

Q: Is the drive pinion bearing worn or damaged?
YES: Adjust or replace the part. Then go to Step 9.
NO: Go to Step 5.

STEP 5. Check the drive gear and drive pinion for wear.

Q: Is the drive gear or drive pinion worn?
YES: Replace the part. Then go to Step 9.
NO: Go to Step 6.

STEP 6. Check the side gear spacer or pinion shaft for wear.

Q: Is the side gear spacer or pinion shaft worn?
YES: Replace the part. Then go to Step 9.
NO: Go to Step 7.

STEP 7. Check the drive gear and differential case for wear or damage.

Q: Is the drive gear or differential case strained or damaged?
YES: Replace the part. Then go to Step 9.
NO: Go to Step 8.

STEP 8. Check for foreign material.

Q: Is any foreign material found?
YES: Remove the foreign material and then inspect for damage. If necessary, replace the part. Then go to Step 9.
NO: Go to Step 9.

STEP 9. Retest the system.

Q: Is the abnormal noise eliminated?
YES: The procedure is complete.
NO: Start over at Step 1.