Workshop Manuals Factory service & repair Alfa Romeo
01 General data and specifications02 Maintenance03 Diagnosis – checks04 Engine (1.6 and 2.0 Twin Spark)05 Clutch06 Gearbox (manual and Selespeed)07 Front axle08 Brakes, ABS and traction control09 Steering10 Suspension and wheels11 Heating, air conditioning and washers12 Electrical equipment13 Body14 Body panels and reinforcement15 Wiring diagrams16 Connectors and pin-outs17 Wiring harnesses18 Fault diagnosis19 Special tools
Alfa Romeo 147 Factory Service Manual (2000-2002)18 · Fault diagnosis
18 · Diagnostics

E03 Clutch slipping

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2002
Section
Clutch › E03 Clutch slipping
Fault diagnosisE03 Clutch slipping

E03 Clutch slipping

The clutch pedal vibrates and 'jerks'. When released, the vehicle does not start smoothly, but jerks or vibrates

Preliminarily check:

  • engine idle speed
StepTest procedureResultAction
1CLUTCH PEDAL CHECK

Check the clutch pedal travel

OK

Move onto step 2

Pedal travel not correct
  • Restore the operation of the clutch pedal

End of diagnosis

2ENGINE SUPPORT CHECK

Check the condition and the centering of the front crossmember and the engine supports and connecting rod

OK

Move onto step 3

Engine supports faulty
  • Bed in the fixings: loosen the bolts, centre them in their housings and tighten them to torque

End of diagnosis

Engine supports faulty
  • Bed in the fixings: loosen the bolts, centre them in their housings and tighten them to torque

End of diagnosis

Engine supports faulty
  • Bed in the fixings: loosen the bolts, centre them in their housings and tighten them to torque Op. 4410D13

End of diagnosis

3CLUTCH PLATE CHECK

Verify:

  • clutch disc wear or 'vitrification'
  • that there is no damage to the pressure plate diaphragm spring
  • that there is no damage to the flexible coupling springs
OK

Move onto step 4

Clutch disc or pressure plate faulty

End of diagnosis

Clutch disc or pressure plate faulty
  • If there is oil or grease, replace the gearbox input oil seal Op. 2110C24

End of diagnosis

Clutch disc or pressure plate faulty

End of diagnosis

4CHECK SPLINED HUB

Check for excess grease on the clutch plate hub bushes and the gearbox main shaft

OK

Move onto step 5

Gearbox main shaft hub faulty

End of diagnosis

5FLYWHEEL CHECK

Check the condition of the flywheel (in particular, the state of the surface, making sure that there is no overheating, uneven wear, incisions or material removed)

OK

Move onto step 6

Flywheel damaged

End of diagnosis

6CORRECT OPERATION CHECK

Check that the fault is no longer present

OK

Incorrect selection of diagnostic procedure

Fault persists

Incorrect selection of diagnostic procedure

Parts & tools for this job For 2000 Alfa Romeo 147

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