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Fiat Croma Factory Service Manual (2005-2010)22 · Fault diagnosis
22 · Diagnostics

Passenger compartment wind noise, lower area (underbody)

Make
Fiat
Model
Croma Factory Service Manual
Year
2005–2010
Section
Wind noise › Passenger compartment wind noise, lower area (underbody)
Fault diagnosisPassenger compartment wind noise, lower area (underbody)

PASSENGER COMPARTMENT WIND NOISE, LOWER AREA (UNDERBODY)

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

Test results
0PRELIMINARY CHECKSAll OKProblems encounteredOperation
Check that the wind noise is actually coming from the underbody.Move on to Step 1The wind noise is coming from the front doors.

Proceed as instructed in the

See table T001 WIND NOISE FROM THE FRONT DOORS

The wind noise is coming from the rear doors.

Proceed as instructed in the

See table T002 WIND NOISE FROM THE REAR DOORS

The wind noise is coming from the area of the bonnet

Proceed as instructed in the

See table T005 BONNET WIND NOISE

The wind noise is coming from the area of the windscreen.

Proceed as instructed in the

See table T006 WINDSCREEN WIND NOISE

The wind noise is coming from the sun roof.

Proceed as instructed in the

See table T020 WIND NOISE FROM THE SUN ROOF

The wind noise is coming from the rear area.

Proceed as instructed in the

See table T025 WIND NOISE FROM THE REAR AREA

1CHECK ON GUARD UNDER THE ENGINEAll OKProblems encounteredOperation
Check the condition of the guard under the engine and make sure it is correctly fittedMove on to Step 2Under engine guard

Replace the guard under the engine

Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.

Guard under the engine not fastened correctly

Renew the fastening of the guard

Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R.

2CHECK ON UNDER FLOOR PANELAll OKProblems encounteredOperation

Check the trim under the floor panel. In particular, check:

- The plugs are present;

- The plugs are correctly fitted;

- The seals are present and in good condition.

End of diagnosisProblems with the trim under the floor panel.Renew the plugs and seals for the trim under the floor panel

Parts & tools for this job For 2005 Fiat Croma

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