Inspection Procedure 5

INSPECTION PROCEDURE 5: When the clutch is engaged, abnormal vibration occurs.

DIAGNOSIS
Step 1. Check the engine and transaxle mounting for loosening and damage.
Q: Is the engine and transaxle mounting loosened or damaged?
YES: Tighten or replace the engine and transaxle mounting. Then go to Step 7.
NO: Go to Step 2.

Step 2. Check clutch release cylinder for oil leaks or deformation.
Q: Is oil leakage or deformation found on the clutch release cylinder?
YES: Replace the clutch release cylinder. Then go to Step 3.
NO: Go to Step 3.

Step 3. Check the diaphragm spring for uneven height.
Q: Is the height of the diaphragm spring even?
YES: Go to Step 4.
NO: Replace the clutch cover assembly. Then go to Step 4.

Step 4. Check the pressure plate and flywheel for damage.
Q: Is the pressure plate or flywheel damaged?
YES: Repair the clutch cover assembly or flywheel. Then go to Step 5.
NO: Go to Step 5.

Step 5. Check the clutch disc facing for wear and damage.
Q: Is the clutch disc facing worn or damaged?
YES: Replace the clutch disc. Then go to Step 7.
NO: Go to Step 6.

Step 6. Check for grease or oil on the clutch disc facing.
Q: Is there grease or oil on the clutch disc facing?
YES: If the clutch disc facing is contaminated with grease or oil, check that grease is applied to the clutch disc spline. Then check the clutch housing input shaft oil seal and the crankshaft rear oil seal for leakage, and replace the oil seal(s) as necessary.
Replace the clutch disc. Then go to Step 7.
NO: Go to Step 7.

Step 7. Check the symptom.
Q: Is the symptom reproduced?
YES: Return to Step 1.
NO: The procedure is complete.