Inspection Procedure 1: Noise at Start

SYMPTOM PROCEDURES

INSPECTION PROCEDURE 1: Noise at Start

DIAGNOSIS

STEP 1. Check if the propeller shaft and differential companion flange connecting nuts and the center bearing mounting nuts are loose.
Connecting nuts tightening torque 32 ± 2 Nm (24 ± 1 ft. lbs.)
Mounting nuts tightening torque: 30 ± 4 Nm (22 ± 3 ft. lbs.)
Q: Are the connecting nuts and mounting nuts tightened to the specified torque?
YES: Go to Step 2.
NO: Tighten the connecting nuts and mounting nuts to the specified torque. Then go to Step 3.

STEP 2. Check the sleeve yoke's spline of front propeller shaft for wear.
Q: Is wear apparent?
YES: Replace the propeller shaft. Then go to Step 3.
NO: Go to Step 3.

STEP 3. Retest the system.
Q: Is the abnormal noise eliminated?
YES: The procedure is complete
NO: Recheck from Step 1