Test results

As a preliminary step, check the bonnet closes correctly. Check that the wind noise actually comes from the bonnet

Move on to Step 1

1. The wind noise is coming from the front doors

2. The wind noise is coming from the windscreen

3. The wind noise is coming from the lower part of the passenger compartment

4. The wind noise is coming from the sun roof

5. 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 T006 WINDSCREEN WIND NOISE

3. Proceed as instructed

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

4. Proceed as instructed

 See table T020 WIND NOISE FROM THE SUN ROOF

5. Proceed as instructed

 See table T025 WIND NOISE FROM THE REAR AREA

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 LOCATING THE BONNET WIND NOISE

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 the weatherstrips and make sure they are correctly fitted

 Op. 7025A62 BONNET LID WEATHERSTRIP - R+R

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

3. Also check the condition of the front weatherstrip and make sure it is correctly fitted

 Op. 7025A62 BONNET LID WEATHERSTRIP - R+R

Check the flame bulkhead. In particular, check:

- the plugs are present;

- the plugs are correctly fitted.

- the bulkhead coupling rubber seals are fitted correctly;

- sealant is properly applied;

- correct installation

End of diagnosis

Flame bulkhead faulty

Restore the flame bulkhead.