7C-4 CLUTCH
DIAGNOSIS
Condition
Possible Cause Correction
Slipping D Improper clutch pedal free travel
D Worn or oily clutch disc facing
D Warped disc, pressure plate or flywheel surface
D Weakened diaphragm spring
D Rusted clutch cable
Adjust free travel.
Replace disc.
Replace disc, clutch cover or flywheel.
Replace clutch cover.
Replace cable.
Dragging clutch D Improper clutch pedal free travel
D Weakened diaphragm spring, or worn spring tip
D Rusted input shaft splines
D Damaged or worn splines of transmission input
shaft
D Excessively wobbly clutch disc
D Clutch facings broken or dirty with oil
Adjust free travel.
Replace clutch cover.
Lubricate.
Replace input shaft.
Replace disc.
Replace disc.
Clutch vibration D Glazed (glass-like) clutch facings
D Clutch facings dirty with oil
D Release bearing slides unsmoothly on input
shaft bearing retainer
D Wobbly clutch disc, or poor facing contact
D Weakened torsion springs in clutch disc
D Clutch disc rivets loose
D Distorted pressure plate or flywheel surface
D Weakened or loosened engine mounting
bolt or nut
Repair or replace disc.
Replace disc.
Lubricate or replace input shaft
bearing retainer.
Replace disc.
Replace disc.
Replace disc.
Replace clutch cover or flywheel.
Retighten or replace mounting.
Noisy clutch D Worn or broken release bearing
D Input shaft front bearing worn down
D Excessive rattle of clutch disc hub
D Cracked clutch disc
D Pressure plate and diaphragm spring rattling
Replace release bearing.
Replace input shaft bearing.
Replace disc.
Replace disc.
Replace clutch cover.
Grabbing clutch D Clutch disc facings soaked with oil
D Clutch disc facings excessively worn
D Rivet heads showing out of facing
D Weakened torsion springs
Replace disc.
Replace disc.
Replace disc.
Replace disc.
English 
