B0097low severityBody
Rear Left Door Lock Circuit
on 2003 BMW M3 3.2L I6 S54 · RWD
What this code means
Malfunction in the rear left door lock actuator or circuit.
Symptoms
- Rear left door lock not responding
- Lock cycling but not engaging
- Child lock issues
- Remote lock not working for this door
Common causes
- Faulty door lock actuator
- Wiring damage in door harness
- Door lock switch failure
- BCM communication issue
Diagnostic steps
- Test actuator with direct power
- Check door harness wiring
- Test door lock switch
- Check BCM commands with scan tool
Repair notes
Replace door lock actuator or repair wiring in door harness.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment
B0011
Driver Side Airbag Deployment Circuit Open
B0012
Driver Side Airbag Deployment Circuit Short to Ground
B0013
Driver Side Airbag Deployment Circuit Short to Battery