INSPECTION PROCEDURE 3: Gear Noise while Driving < DIFFERENTIAL >: Diagnosis

WARNING: This page is about a different variant/trim than selected.

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 Motors Genuine LSD gear oil < Type A > or Mitsubishi Motors Genuine hypoid gear oil API classification GL-5 or higher, SAE80 < Type B >. Then go to Step 6.
- NO: Go to Step 2.
  
  Fig 1: Checking Gear Oil Level
  Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
STEP 2. Check the gear engagement.
Q: Is the gear engagement in good condition?
- YES: Go to Step 3.
- NO: Adjust or replace the part. Then go to Step 6.
STEP 3. Check the drive pinion turning torque.
Q: Is the drive pinion turning torque correct?
- YES: Go to Step 4.
- NO: Adjust the turning torque. Then go to Step 6.
STEP 4. Check the gear for damage.
Q: Is the gear damaged?
- YES: Replace the gear. Then go to Step 6.
- NO: Go to Step 5.
STEP 5. Check for foreign material.
Q: Is foreign material found?
- YES: Remove the foreign material and then inspect for damage. If necessary, replace the part. Then go to Step 6.
- NO: Go to Step 6.
STEP 6. Retest the system.
Q: Is the abnormal noise eliminated?
- YES: The procedure is complete.
- NO: Start over at Step 1.