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Alfa Romeo 156 Factory Service Manual (1997-2002)16 · Fault diagnosis
16 · Diagnostics

T06 Windscreen wind noise

Make
Alfa Romeo
Model
156 Factory Service Manual
Year
1997–2002
Section
Wind noise › T06 Windscreen wind noise
Fault diagnosisT06 Windscreen wind noise

T06 Windscreen wind noise

With the car in motion, noises can be heard from the upper front area.

StepTest procedureResultAction
0PRELIMINARY CHECKS

Firstly, check the front aerial is correctly fitted (if present)

Check whether the noise comes from the windscreen by carrying out a preliminary check to locate the noise See Test 70A Rustle detection (preliminary detection)

OK

Move onto step 1

The wind noise comes from another area
  • Check the diagnostic table corresponding to the area located.

End of diagnosis

1CHECK LOCATION OF WINDOW NOISE AT FRONT

First of all, check whether the noise comes from the windscreen.

Carry out a check to locate window noise from the windscreen. See Test 7035A Fixed window glass (windshield and rear window) infiltration absence test

OK

No wind noise is locatedMove onto step 2

The wind noise persists even when the entire windscreen perimeter is taped
  • Locate wind noise in the sun-roof area

Move onto step (see T20)

The wind noise comes from the side
  • Locate wind noise in the front door area

Move onto step (see TD1)

The wind noise comes from the windscreen
  • Check the condition of the outer weather strip over the glass (there should be no wrinkles or kinks)
  • Replace the outer weather strip if necessary by removing the glass Op. 7035A14

End of diagnosis

2CHECK CORRECT OPERATION

Check that the fault is no longer present

OK

End of diagnosis

Fault persists

Incorrect selection of diagnostic procedure

Parts & tools for this job For 1997 Alfa Romeo 156

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