Workshop Manuals Factory service & repair Fiat
Fiat Grande Punto Factory Service Manual (2005-2012)22 · Fault diagnosis
22 · Diagnostics

Front seat heating not working

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Seats › Front seat heating not working
Fault diagnosisFront seat heating not working

FRONT SEAT HEATING NOT WORKING

The seat cushion and front backrest heater pad is not working / not working properly.

Test results
1SEAT CONNECTION CHECKAll OKProblems encounteredOperation
Check the connection between the seat connection and the floor connectionMove on to Step 2Heater pad supply connector detached from the connection on the vehicle floorFit the seat heater pad connector correctly with the vehicle floor connector
2CHECK ON CONNECTIONS FOR CUSHION HEATER PAD AND BACKREST HEATER PADAll OKProblems encounteredOperation
Check that the cushion heater pad connector and backrest heater pad connector are correctly attachedMove on to Step 3Cushion heater pad connector detached from backrest heater pad connectorFit the cushion and backrest connectors correctly
3HEATER PAD BUTTON CHECKAll OKProblems encounteredOperation
Check that the connector is correctly inserted in the heater pad button, also check for any oxidation/impurities at the connector/buttonMove on to Step 4

1.Connector not correctly inserted in the heater pad button

2. Presence of oxidation/impurities at button connector

1. Refit connector properly in heater pad button

2. Eliminate oxidation/impurities at heater pad button connector

4HEATER PAD WIRING CHECKAll OKProblems encounteredOperation
Check for any breaks/tears in the cushion heater pad and backrest heater pad wiringMove on to Step 5

1.Presence of cuts/tears in the heater pad supply leads

2. Presence of cuts/tears in the backrest heater pad supply leads

1. Replacement of cushion heater pad

Op. 7045M22 HEATER PAD FOR FRONT SEAT CUSHION, LEFT OR RIGHT - R.R. FOLLOWING ELECTRICAL CIRCUIT CHECK

2. Replacement of backrest heater pad

Op. 7045M26 L/H OR R/H FRONT SEAT SQUAB HEAT PAD - R+R FOLLOWING ELECTRICAL WIRING CHECK

5CHECK ON OPERATION OF CUSHION AND BACKREST HEATER PAD RESISTANCEAll OKProblems encounteredOperation
Check that the resistance of the cushion heater pad and backrest heater pad is working properlyEnd of diagnosis

1. Cushion heater pad resistance broken

2. Backrest heater pad resistance broken

1. Replacement of cushion heater pad

Op. 7045M22 HEATER PAD FOR FRONT SEAT CUSHION, LEFT OR RIGHT - R.R. FOLLOWING ELECTRICAL CIRCUIT CHECK

2. Replacement of backrest heater pad

Op. 7045M26 L/H OR R/H FRONT SEAT SQUAB HEAT PAD - R+R FOLLOWING ELECTRICAL WIRING CHECK

Parts & tools for this job For 2005 Fiat Grande Punto

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