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Fiat Grande Punto Factory Service Manual (2005-2012)22 · Fault diagnosis
22 · Diagnostics

Bonnet wind noise

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Wind noise › Bonnet wind noise
Fault diagnosisBonnet wind noise

BONNET WIND NOISE

With the vehicle moving, there is noise coming from the front area of the passenger compartment

Test results
0PRELIMINARY CHECKSAll OKProblems encounteredOperation
As a preliminary step, check the bonnet closes correctly. Check that the wind noise actually comes from the bonnetMove on to Step 1

1. The wind noise is coming from the front doors

2. The wind noise is coming from the rear doors.

3. The wind noise comes from the windscreen. The wind noise comes from the lower area of the passenger compartment.

5. The wind noise is coming from the sun roof

6. The wind noise is coming from the rear area

1. Proceed as instructed

See table T001 WIND NOISE FROM THE FRONT DOORS

2. Proceed as instructed

See table T002 WIND NOISE FROM THE REAR DOORS

3. Proceed as instructed

See table T006 WINDSCREEN WIND NOISE

4. Proceed as instructed

See table T010 PASSENGER COMPARTMENT WIND NOISE, LOWER AREA (UNDERBODY)

5. Proceed as instructed

See table T020 WIND NOISE FROM THE SUN ROOF

6. Proceed as instructed

See table T025 WIND NOISE FROM THE REAR AREA

1CHECK ON LOCATION OF WIND NOISE FROM BONNETAll OKProblems encounteredOperation

Carry out a test to locate the wind noise from the bonnet accurately locate the area where the wind noise is coming from

See Test 7025OA BONNET WIND NOISE LOCALISATION

Move on to Step 2

1. The wind noise is coming from the side area of the bonnet

2. The wind noise is coming from the area of the grille

3. The wind noise is coming from the front area of the bonnet.

1. Check the foam buffers where the bonnet and the wings are matched at the rear. Also check the condition of wind seals and make sure they are fitted correctly

Op. 7025A62 BONNET LID WEATHERSTRIP - R+R

2. Check for the seal between the bonnet and the radiator grille

3. Check the condition of the front wind seal and make sure it is fitted correctly

Op. 7025A62 BONNET LID WEATHERSTRIP - R+R

2FLAME PARTITION CHECKAll OKProblems encounteredOperation

Check the flame partition. In particular, check:

- the plugs are present;

- the plugs are correctly fitted.

- the bulkhead coupling rubber fittings are installed correctly;

- sealant properly applied;

- correct installation.

End of diagnosisFireproof bulklhead faultyRenew fireproof bulkhead

Parts & tools for this job For 2005 Fiat Grande Punto

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