Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Audio Module (AUD) And Integrated Audio Module (IAM) Diagnostic Trouble Codes
2011 Volvo XC90 Base, FWDSECTION Audio Module (AUD) And Integrated Audio Module (IAM) Diagnostic Trouble Codes
- AUD-0001: Control Module. Internal Fault (2007-2014)
- AUD-0001: Control Module. Internal Fault (2003-2006)
- AUD-0002: Loudspeaker Left Front. Signal Missing (2007-2014)
- AUD-0002: Loudspeaker Left Front. Signal Missing (2003-2006)
- AUD-0003: Loudspeaker Right Front. Signal Missing (2007-2014)
- AUD-0003: Loudspeaker Right Front. Signal Missing (2003-2006)
- AUD-0004: Loudspeaker Left Rear. Signal Missing (2007-2014)
- AUD-0004: Loudspeaker Left Rear. Signal Missing (2003-2006)
- AUD-0005: Loudspeaker Right Rear. Signal Missing (2007-2014)
- AUD-0005: Loudspeaker Right Rear. Signal Missing (2003-2006)
- AUD-0006: Loudspeaker Left Front. Short-Circuit To Ground (2007-2014)
- AUD-0006: Loudspeaker Left Front. Signal Too High / Low (2003-2006)
- AUD-0007: Centre Loudspeaker. Short-Circuit To Ground (2007-2014)
- AUD-0007: Center Loudspeaker. Signal Too High / Low (2003-2006)
- AUD-0008: Loudspeaker Right Front. Short-Circuit To Ground (2007-2014)
- AUD-0008: Loudspeaker Right Front. Signal Too High / Low (2003-2006)
- AUD-0009: Loudspeaker Left Rear. Short-Circuit To Ground (2007-2014)
- AUD-0009: Loudspeaker Left Rear. Signal Too High / Low (2003-2006)
- AUD-000A: Loudspeaker Right Rear. Short-Circuit To Ground (2007-2014)
- AUD-000A: Loudspeaker Right Rear. Signal Too High / Low (2003-2006)
- AUD-000B: Loudspeakers Front. Signal Too High / Low (2003-2006)
- AUD-000C: Loudspeaker Rear. Signal Too High / Low (2003-2006)
- AUD-000D: Control Module. Over Heated (2003-2006)
- AUD-000E: Microphone Input. Signal Missing (2007-2014)
- AUD-000E: Microphone Terminal. Signal Missing (2003-2006)
- AUD-000F: Microphone Input. Signal Too High (2007-2014)
- AUD-000F: Microphone Terminal. Signal Too High (2003-2006)
- AUD-0010: Microphone Input. Signal Too Low (2007-2014)
- AUD-0010: Microphone Terminal. Signal Too Low (2003-2006)
- AUD-0011: Buttons Headset 1. Signal Missing (2003-2014)
- AUD-0012: Buttons Headset 1. Signal Too Low (2003-2014)
- AUD-0013: Buttons Headset 2. Signal Too Low (2003-2014)
- AUD-0014: Buttons Headset 2. Signal Missing (2003-2014)
- AUD-0015: Buttons Headset 3. Signal Missing (2003-2014)
- AUD-0016: Buttons Headset 3. Signal Too Low (2003-2014)
- AUD-0017: Buttons Headset 4. Signal Missing (2003-2014)
- AUD-0018: Buttons Headset 4. Signal Too Low (2003-2014)
- AUD-0019: Headset Panel Left. Activated Too Long (2003-2014)
- AUD-001A: Headset Panel Right. Activated Too Long (2003-2014)
- AUD-001B: Control Module. Software Fault (2007-2014)
- AUD-001C: Centre Loudspeaker. Signal Missing (2007-2014)
- AUD-001D: Control Module. Internal Fault (2007-2014)
- AUD-001E: Control Module. Internal Fault (2007-2014)
- AUD-001F: Control Module. Internal Fault (2007-2014)
- AUD-0020: Control Module. Internal Fault (2007-2014)
- AUD-0021: Control Module. Internal Fault (2007-2014)
- AUD-0022: Control Module. Internal Fault (2007-2014)
- AUD-0023: Loudspeaker Front. Signal Too High/Signal Too Low (2007-2014)
- AUD-0024: Loudspeaker Rear. Signal Too High/Signal Too Low (2007-2014)
- AUD-0025: Control Module. Internal Fault (2007-2014)
- AUD-0025: Loudspeaker Left Front. Faulty Signal (2007-2014)
- AUD-0026: Loudspeaker Right Front. Faulty Signal (2007-2014)
- AUD-0027: Loudspeaker Left Rear. Faulty Signal (2007-2014)
- AUD-0028: Loudspeaker Right Rear. Faulty Signal (2007-2014)
- AUD-0029: Loudspeaker Left Front. Signal Too Low (2007-2014)
- AUD-002A: Loudspeaker Right Front. Signal Too Low (2007-2014)
- AUD-002B: Loudspeaker Left Rear. Signal Too Low (2007-2014)
- AUD-002C: Loudspeaker Right Rear. Signal Too Low (2007-2014)
- AUD-002D: Loudspeaker Left Front. Signal Too High (2007-2014)
- AUD-002E: Loudspeaker Right Front. Signal Too High (2007-2014)
- AUD-002F: Loudspeaker Left Rear. Signal Too High (2007-2014)
- AUD-0030: Loudspeaker Right Rear. Signal Too High (2007-2014)
- AUD-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (2003-2006)
- IAM-1001: Am/Fm Antenna. No Signal (2007-2014)
- IAM-1002: Am/Fm Antenna. Faulty Signal (2007-2014)
- IAM-2001: Control Module. Internal Fault (2007-2014)
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.