VOLVO
CEM-8F61 - Relay, heated rear windshield. Faulty signal
System
Sentral elektronikk (CEM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
5 modellerC30 (2007–2013), C30 Electric (2011–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Hva betyr feilkoden?
The CEM has registered too low a signal on the driver circuit for the rear defroster relay. The electric heating of the rear window then does not work, because the relay is not being driven correctly.
Mulige årsaker
- Short to ground
- Open circuit in the signal wire
Hva du kan gjøre
- 1Test the rear window defroster with the ignition on: if it does not start the fault is permanent, and if it starts the fault has occurred before
- 2Check that the rear defroster relay is seated properly
- 3With the ignition off, use a multimeter to check that the signal wire has no break
- 4Use a multimeter to check that the signal wire has no contact with ground (the body)
- 5If the fault returns, have a workshop check the wire and the relay
Symptomer du kan merke1
- The rear window heating does not work
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