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

Interior rear light not working

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Lights › Interior rear light not working
Fault diagnosisInterior rear light not working

INTERIOR REAR LIGHT NOT WORKING

When the switches on the courtesy mirrors are operated, the lights do not work.

Test results
1LIGHT CHECKAll OKProblems encounteredOperation

Check:

- the condition of the bulbs

- the condition of the bulb holder assemblies;

Move on to Step 2

1. Mirror light bulbs defective

2. Mirror courtesy light defective

1. Replace the bulbs

2. Repair or replace the courtesy light

2MIRROR LIGHTS ELECTRICAL CIRCUIT CHECKAll OKProblems encounteredOperation

Check the following, in order:

- connections between the courtesy light and Body Computer;

- courtesy light earth connection

See E2520 GLOVE COMPARTMENT LIGHT - LUGGAGE COMPARTMENT LIGHT - SUN VISOR LIGHT

Move on to Step 3

1. Connections not correct

2. Visor earth defective

1. Restore the correct connections

See E2520 GLOVE COMPARTMENT LIGHT - LUGGAGE COMPARTMENT LIGHT - SUN VISOR LIGHT

2. Restore earth connection

See E2520 GLOVE COMPARTMENT LIGHT - LUGGAGE COMPARTMENT LIGHT - SUN VISOR LIGHT

3CHECK SIGNALAll OKProblems encounteredOperation
Check voltage signal from body computer to visorEnd of diagnosis

1. Wiring from Body Computer to mirror lights broken

2. No voltage signal from the Body Computer

1. Restore correct wiring

2. Replace Body Computer

Op. 5505A32 BODY COMPUTER - R.R

Parts & tools for this job For 2005 Fiat Grande Punto

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