VOLVO
IAM-B1A0412 - Speaker #4. General Electrical Failures. Circuit short to battery
System
Integrert lydmodul (IAM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
9 modellerS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Hva betyr feilkoden?
The IAM unit monitors the signal to the speaker in the right rear door and has registered that it is too high. The signal wire has a short circuit to voltage, so the speaker produces no sound and the parking assistance does not work.
Mulige årsaker
- The signal wire to the speaker in the right rear door is short-circuited to voltage
Hva du kan gjøre
- 1Check that the fuses for the speakers are intact
- 2Switch the ignition off and look at the connectors at the module and at the speaker in the right rear door for contact resistance, play and oxidation
- 3Look for chafing on the signal wire to the speaker in the right rear door and at spots where it may have touched another wire
- 4Use a multimeter to check that the signal wire has no contact with voltage
- 5After the work, check that the sound from the speaker in the right rear door works and that the fault code does not return
Symptomer du kan merke2
- No sound from the speaker in the right rear door
- Front and rear parking assistance does not work
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