Workshop Manuals Factory service & repair Fiat
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Fiat Grande Punto Factory Service Manual (2005-2012)22 · Fault diagnosis
22 · Diagnostics

Steering wheel and brake pedal vibrations

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Noise / vibrations › Steering wheel and brake pedal vibrations
Fault diagnosisSteering wheel and brake pedal vibrations

STEERING WHEEL AND BRAKE PEDAL VIBRATIONS

When the brake pedal is depressed slightly (even with the brakes cold and at low speed) the steering wheel and the brake pedal vibrate.

Results of the tests
1CHECK THE WHEEL STUD TIGHTENINGAll OKProblems encounteredOperation
Check the wheel studs are correctly fastenedMove on to Step 2Incorrect tightnessTighten the wheel bolts to the correct torque
2CHECK FRONT DISCSAll OKProblems encounteredOperation

Check the following, in order:

- the condition;

- changes in thickness;

- irregular disc wear.

Move on to Step 3Front discs worn irregularly unevenly or damaged

Replace the front brake discs

Op. 3310A48 FRONT BRAKE DISC (ONE), LEFT OR RIGHT - R.R

3CHECK ON PAD SURFACES CONDITIONAll OKProblems encounteredOperation

Check:

- the condition of the pad brake surfaces;

- that the pads are not worn

End of diagnosis

1. Brake surfaces vitrified or with traces of grease, oil or water

2. Front pads worn (reduced pad compressibility)

1. Clean again, check and remove the causes of the fault

2. Replace the front pads

Op. 3310A60 FRONT BRAKE PADS - REPLACE

Parts & tools for this job For 2005 Fiat Grande Punto

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