B0044critical severityBody
Rear Impact Sensor Performance
on 2010 Cadillac CTS 3.0L 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.
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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