B0461
Amplifier Circuit Malfunction
2008-2012 Audi A5 3.2L V6
Low SeverityBodyGeneric (SAE)
Description
Malfunction in the audio amplifier circuit. The amplifier is not producing audio output.
Symptoms
- No sound from speakers
- Audio cuts out intermittently
- Distorted audio from all speakers
- Amplifier overheating
Common Causes
- Faulty amplifier
- Speaker wiring short causing amp protection mode
- Power supply issue to amplifier
- Water damage to trunk-mounted amplifier
- Overheating from blocked ventilation
Diagnostic Steps
- Check amplifier power and ground
- Test speaker wiring for shorts
- Inspect amplifier for water damage
- Check amplifier ventilation
- Test head unit audio output
Repair Notes
Replace amplifier or repair speaker wiring. Check for water intrusion if trunk-mounted.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0461 on Other Vehicles
Common Questions
What does code B0461 mean on a 2008-2012 Audi A5?
B0461 stands for "Amplifier Circuit Malfunction". Malfunction in the audio amplifier circuit. The amplifier is not producing audio output.
What are the symptoms of B0461 on a Audi A5?
Common symptoms of B0461 include: No sound from speakers, Audio cuts out intermittently, Distorted audio from all speakers, Amplifier overheating.
What causes B0461 on a 2008-2012 Audi A5?
Common causes of B0461 include: Faulty amplifier, Speaker wiring short causing amp protection mode, Power supply issue to amplifier, Water damage to trunk-mounted amplifier, Overheating from blocked ventilation.