VOLVO
IAM-B1A0412 - Speaker #4. General Electrical Failures. Circuit short to battery
Układ
Zintegrowany moduł audio (IAM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
9 modeliS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Co oznacza ten kod błędu?
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.
Możliwe przyczyny
- The signal wire to the speaker in the right rear door is short-circuited to voltage
Co możesz zrobić
- 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
Objawy, które możesz zauważyć2
- No sound from the speaker in the right rear door
- Front and rear parking assistance does not work
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.