The following example will illustrate the layout of this troublshooting list:

Symptom

• This column will list the possible cause...
  • This column will list the related corrective procedure.

Chattering or Grabbing

• Incorrect clutch adjustment
  • Adjust clutch
• Oil, grease or glaze on facings
  • Disassemble and replace
• Loose "U" joint flange
  • Tighten or replace "U" joint flange
• Worn input shaft spline
  • Replace input shaft
• Binding pressure plate
  • Replace pressure plate
• Binding clutch disc hub
  • Replace clutch disc
• Unequal pressure plate contact
  • Replace worn/misaligned components
• Loose/bent clutch disc
  • Replace clutch disc
• Worn pressure plate, disc or flywheel
  • Replace damaged components
• Broken or weak pressure springs
  • Replace pressure plate
• Sticking clutch pedal
  • Lubricate clutch pedal & linkage
• Incorrect clutch disc facing
  • Replace clutch disc
• Engine loose in chassis
  • Tighten all mounting bolts

Failure to Release

• Oil or grease on clutch facings
  • Replace clutch disc
• Dust or dirt on clutch disc
  • Replace clutch disc
• Worn or broken clutch facing
  • Replace clutch disc
• Bent clutch disc or pressure plate
  • Replace damaged components
• Clutch disc hub binding on input shaft
  • Clean or replace clutch disc and/or input shaft
• Binding pilot bearing
  • Replace pilot bearing
• Sticking release bearing sleeve
  • Replace release bearing and/or sleeve
• Defective clutch master cylinder
  • Replace master cylinder
• Defective clutch slave cylinder
  • Replace slave cylinder
• Air in hydraulic system
  • Bleed hydraulic system

Rattling

• Weak or broken release lever spring
  • Replace spring and check alignment
• Damaged pressure plate
  • Replace pressure plate
• Broken clutch return spring
  • Replace return spring
• Worn splines on clutch disc or input shaft
  • Replace clutch disc and/or input shaft
• Worn clutch release bearing
  • Replace release bearing
• Dry or worn pilot bearing
  • Lubricate or replace pilot bearing
• Unequal release lever contact
  • Align or replace release lever
• Incorrect pedal free play
  • Adjust free play
• Warped or damaged clutch disc
  • Replace damaged components

Slipping

• Pressure springs worn or broken
  • Replace pressure plate
• Oily, greasy or worn clutch facings
  • Replace clutch disc
• Warped clutch disc or pressure plate
  • Replace damaged components
• Binding release levers or clutch pedal
  • Replace release components

Squeaking

• Worn or damaged release bearing
  • Replace release bearing
• Dry or worn pilot or release bearing
  • Replace bearing assembly
• Pilot bearing turning in crankshaft
  • Replace pilot bearing and/or crankshaft
• Worn input shaft bearing
  • Replace bearing and seal
• Incorrect transmission alignment
  • Realign transmission
• Dry release fork between pivot
  • Lubricate release fork and pivot

Clutch Pedal Sticks Down

• Binding clutch cable
  • Replace cable
• Springs weak in pressure plate
  • Replace pressure plate
• Binding in clutch linkage
  • Lubricate and free linkage

Noisy

• Dry release bearing
  • Replace release bearing
• Worn input shaft bearing
  • Replace bearing

Transmission Click

• Weak springs in pressure plate
  • Replace pressure plate
• Release fork loose on ball stud
  • Replace release fork and/or ball stud
• Oil on clutch disc damper
  • Replace clutch disc
• Broken spring in slave cylinder
  • Replace slave cylinder