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Home >> Volvo >> 2004 >> V70 L5-2.3L Turbo VIN 53 B5234T3 >> Repair and Diagnosis >> Steering and Suspension >> Steering >> Steering Mounted Controls Communication Module >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Checking the Read and Reset Button on the Indicator Switch >> Trouble-Shooting Information

Trouble-Shooting Information






Trouble-shooting information

Condition
- No SWM diagnostic trouble codes are displayed in the CEM
- No diagnostic trouble codes are displayed in the SWM.

Possible source
- Defective indicator switch
- Defective control unit.

Fault symptom[s]
- Parking heater does not work.

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