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Home >> Mitsubishi >> 2014 >> Lancer ES Sportback >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (Propeller Shaft) >> Propeller Shaft Diagnosis >> Symptom Procedures >> INSPECTION PROCEDURE 1: Noise At Start >> Diagnosis

INSPECTION PROCEDURE 1: Noise At Start: Diagnosis

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. STEP 1. Check if the propeller shaft mounting nuts and the center bearing mounting nuts are loose (Refer to  PROPELLER SHAFT  ). 

    Q: Are the mounting nuts tightened to the specified torque? 

    • YES:  Go to Step 2.
    • NO:  Tighten the propeller shaft mounting nuts to 54 ± 5 N.m (40 ± 3 ft-lb). Tighten the center bearing mounting nuts to 41 ± 5 N.m (30 ± 3 ft-lb). Then go to Step  4.
  2. STEP 2. Check the sleeve yoke's spline of the front propeller shaft for wear. 

    Q: Is wear apparent? 

    • YES:  Replace the propeller shaft. Then go to Step  4.
    • NO:  Go to Step 3.
  3. STEP 3. Check the propeller shaft for looseness. 

    Q: Is looseness recognized? 

    • YES:  Replace the propeller shaft. Then go to Step 4.
    • NO:  Go to Step 4.
  4. STEP 4. Retest the system. 

    Q: Is the abnormal noise eliminated? 

    • YES:  The procedure is complete.
    • NO:  Recheck from Step  1.
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