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Home >> Mitsubishi >> 2010 >> Lancer ES, Standard >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Rear Axle -- Lancer >> Rear Axle Diagnosis >> Symptom Procedures >> INSPECTION PROCEDURE 1: Abnormal Noise >> Diagnosis

INSPECTION PROCEDURE 1: Abnormal Noise: Diagnosis

  1. STEP 1. Check the rear hub assembly installation bolts for looseness. 

    Q: Are the rear hub assembly installation bolts loosened? 

    • YES:  Tighten the rear hub assembly installation bolts to the specified torque 95 ± 14 N.m (70 ± 10 ft-lb). Then go to Step  3.
    • NO:  Go to Step 2.
  2. STEP 2. Check the wheel bearing end play. 
    1. Remove the caliper assembly, and suspend the caliper assembly with a wire and remove the brake disk (Refer to REAR AXLE HUB ASSEMBLY  ).
    2. Check the bearing's end play. Place a dial gauge against the hub surface, then move the hub in the axial direction and check whether or not there is end play.

      Limit: 0.05 mm (0.002 inch) 

      Q: Is the wheel bearing end play within the limit? 

      • YES:  Go to Step 3.
      • NO:  Replace the rear hub assembly, then go to Step  4.
        Fig 1: Measuring Wheel Bearing End Play
        G06672571Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  3. STEP 3. Check the rear hub rotary-sliding resistance. 
    1. Turn the hub a few times to seat the bearing.
    2. Wind a rope around the hub bolt and turn the hub by pulling at a 90 degree angle with a spring balance. Measure to determine whether or not the rotary-sliding resistance of the rear hub is at the limit value.

      Limit: 19.2 N (4.32 lb) 

      Q: Is the rear hub rotary-sliding resistance within the limit? 

      • YES:  Go to Step 4.
      • NO:  Replace the rear hub assembly if an adjustment cannot be made to within the limit. Then go to Step 4.
        Fig 2: Checking Rear Hub Rotary-Sliding Resistance
        G06672572Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  4. STEP 4. Retest the systems. 

    Q: Are abnormal noises generated? 

    • YES:  Return to Step  1.
    • NO:  The procedure is complete.