5C
Clutch System Symptom Diagnosis
Condition Possible Cause Action
Slipping
Improper clutch pedal free travel
Replace clevis pin or clutch pedal arm.
Worn or oily clutch disc facing
Replace disc.
Warped disc, pressure plate or flywheel surface
Replace disc, clutch cover or flywheel.
Weakened diaphragm spring
Replace clutch cover.
Master cylinder piston or seal cup not returning
Replace master cylinder.
Dragging clutch
Improper clutch pedal free travel
Replace clevis pin or clutch pedal arm.
Weakened diaphragm spring, or worn spring tip
Replace clutch cover.
Rusted input shaft splines
Lubricate.
Damaged or worn splines of transaxle input shaft
Replace cluster gear.
Excessively wobbly clutch disc
Replace disc.
Clutch facings broken or dirty with oil
Replace disc.
Fluid leakage
Repair or replace.
Clutch vibration
Glazed (glass-like) clutch facings
Repair or replace disc.
Clutch facings dirty with oil
Replace disc.
Release bearing slides unsmoothly
Lubricate.
Wobbly clutch disc, or poor facing contact
Replace disc.
Weakened torsion springs in clutch disc
Replace disc.
Clutch disc rivets loose
Replace disc.
Distorted pressure plate or flywheel surface
Replace clutch cover or flywheel.
Weakened or loosened engine mounting bolt or nut
Retighten or replace mounting.
Noisy clutch
Worn or broken release bearing
Replace release bearing.
Input shaft front bearing worn down
Replace input shaft bearing.
Excessive rattle of clutch disc hub
Replace disc.
Cracked clutch disc
Replace disc.
Pressure plate and diaphragm spring rattling
Replace clutch cover.
Grabbing clutch
Clutch disc facings soaked with oil
Replace disc.
Clutch disc facings excessively worn
Replace disc.
Rivet heads showing out of facing
Replace disc.
Weakened torsion springs
Replace disc.