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 Idea Factory Service Manual (2003-2012)22 · Fault diagnosis
22 · Diagnostics

Parking lights not working

Make
Fiat
Model
Idea Factory Service Manual
Year
2003–2012
Section
Lights › Parking lights not working
Fault diagnosisParking lights not working

PARKING LIGHTS NOT WORKING

Parking lights do not work under any circumstances.

The parking light activation signal (side and number plate lights) is sent directly from the Body Computer Node.

The parking lights are switched on by the driver using the control panel and the steering column switch unit. With the ignition OFF and the lights off, press the parking lights switch in the control panel:

  • Steering column switch unit in neutral position, all the side lights come on
  • Steering column switch unit turned to the left or the right, the left or right side lights, respectively, come on
Results of the tests
0PRELIMINARY CHECKAll OKProblems metOperation

Check that the side lights come on as follows when the control panel and the lever on the stalk unit is operated:

  • Ring nut on the side lights and stalk unit in neutral position: all the lights
  • Ring nut on the side lights and stalk unit turned to the left: left lights
  • Ring nut on the side lights and stalk unit turned to the right: right lights
End of diagnosisSide lights do not come onContinue to Step 1
1SIDE LIGHTS OPERATION CHECKAll OKProblems metOperation
Turn the key to the ON position, operate the ring nut on the stalk unit and check that the side lights cone on correctlyContinue to Step 2Side lights do not come onContinue according to the instructions for the See table I01 SIDE LIGHTS/NO. PLATE LIGHTS NOT WORKING
2CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the Examiner to the diagnostic socket and check that there are no faults at the Body Computer Node:Continue to Step 3Faults present.Continue according to the instructions for the diagnostic equipment
3CHECKING ELECTRICAL EQUIPMENTAll OKProblems metOperation
Check the condition of the connection between the control panel and the Body Computer See E2010 SIDE LIGHTS / NO. PLATE LIGHTSContinue to Step 4Connections brokenRestore the connections See E2010 SIDE LIGHTS / NO. PLATE LIGHTS
4CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect the Examiner to the diagnostic socket and check:

  • the operation of the bulbs through active diagnosis
  • the variation in the state of the parking lights switch in the parameters ambient
Continue to Step 5No lights come onReplace the Body Computer Op. 5505A32
One front light does not come onReplace the bulb Op. 5540B26
One rear light does not come onReplace the bulb Op. 5540A52
The Body Computer does not detect variations in the state of the switch

Replace the control panel Op. 7040A56

Continue to Step 5

5CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsRestore the original control panel and replace the Body Computer Op. 5505A32

Parts & tools for this job For 2003 Fiat Idea

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