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

Lights failure warning light on/left front diagonal

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Instrument panel › Lights failure warning light on/left front diagonal
Fault diagnosisLights failure warning light on/left front diagonal

LIGHTS FAILURE WARNING LIGHT ON/LEFT FRONT DIAGONAL

The "lights failure" symbol is shown on the display

The "exterior lights failure" warning light includes the side lights, no. plate lights, rear fog lamp and direction indicators failure for the Matrix panel; whilst the Modal version also includes the warning lights mentioned plus the brake lights

Results of the tests
1INDIVIDUAL BULB HOLDER CHECKAll OKProblems encounteredOperation

Check the condition of the bulb holder assemblies and the operation/absorption of the bulbs for the following lights:

- Side

- Number plate

- Brake

- Rear fog - Direction indicators

Move on to Step 2

1. Side light bulb faulty

2. Side lights bulb holder faulty

3. Number plate light bulb faulty

4. Number plate light bulb holder faulty

5. Brake light bulb faulty

6. Brake lights bulb holder faulty

7. Rear fog lamp bulb faulty

8. Rear fog lamp bulb holder faulty

9. Direction indicator bulb faulty

10. Side lights bulb holder faulty

1. Replace the bulb

2. Repair or replace the bulb holder

3. Replace the bulb

4. Repair or replace the bulb holder

5. Replace the bulb

6. Repair or replace the bulb holder

7. Replace the bulb

8. Repair or replace the bulb holder

9. Replace the bulb

10. Repair or replace the bulb holder

2INDIVIDUAL LIGHTS WIRING CHECKAll OKProblems encounteredOperation

- Check the continuity of the wiring for the side lights and the number plate lights

See E2010 SIDE LIGHTS / NO. PLATE LIGHTS

- Check the continuity of the wiring for the brake lights

See E2021 BRAKE LIGHTS

- Check the continuity of the wiring for the rear fog lamps

See E2031 REAR FOG LAMPS

- Check the continuity of the wiring for the direction indicators

See E2020 DIRECTION INDICATORS / HAZARD WARNING LIGHTS

Move on to Step 3

1. Side/number plate lights wiring broken

2. Side/number plate lights wiring short circuited

3. Brake lights wiring broken

4. Brake lights wiring short circuited

5. Rear fog lamps wiring broken

6. Rear fog lamps wiring short circuited

7. Direction indicators wiring broken

8. Direction indicators wiring short circuited

1. Restore and, if necessary, replace the wiring

2. Restore insulation

3. Restore and, if necessary, replace the wiring

4. Restore insulation

5. Restore and, if necessary, replace the wiring

6. Restore insulation

7. Restore and, if necessary, replace the wiring

8. Restore insulation

3CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation
Check that the fault is no longer presentEnd of diagnosisThe fault persistsContact technical service for further information on the problem

Parts & tools for this job For 2005 Fiat Grande Punto

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