B0044critical severityBody
Rear Impact Sensor Performance
on 2012 Audi A6 3.0L Supercharged V6 · AWD
What this code means
The rear impact sensor self-test failed or the sensor output is outside expected range.
Symptoms
- Airbag warning light on
- SRS code stored
- Rear collision detection degraded
Common causes
- Sensor internal failure
- Mounting surface damaged
- Prior rear collision damage
- Calibration issue
Diagnostic steps
- Read freeze frame data
- Check sensor output
- Inspect mounting surface
- Verify no rear structural damage
Repair notes
Replace rear impact sensor. Inspect rear structure for collision damage.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit