VOLVO
IAM-B1A0312 - Speaker #3. 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 left rear door and has registered that it is too high. The signal wire is short-circuited to voltage, so the speaker produces no sound and the front and rear parking assistance does not work.
Mulige årsaker
- The signal wire to the speaker in the left rear door is short-circuited to voltage
Hva du kan gjøre
- 1Check that the fuses for the speakers are intact
- 2With the ignition off, check the connectors at the module and at the speaker in the left rear door for contact resistance, play and oxidation
- 3Follow the signal wire back to the speaker in the left rear door and look for chafing or spots where it may have touched a live 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 left rear door works and that the fault code does not return
Symptomer du kan merke2
- No sound from the speaker in the left rear door
- Front and rear parking assistance does not work
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