B0087critical severityBody
SRS Arming Sensor Circuit
on 2017 Chevrolet Impala 2.5L I4 Ecotec · AWD
What this code means
Malfunction in the SRS arming/safing sensor. The arming sensor provides a secondary confirmation before allowing airbag deployment.
Symptoms
- Airbag warning light on
- SRS fault stored
- Airbag deployment may be prevented even in a crash
Common causes
- Faulty arming sensor
- Wiring damage
- ACM internal fault
- Sensor connector issue
Diagnostic steps
- Scan SRS codes
- Locate arming sensor (usually in ACM or center console area)
- Check sensor wiring
- Measure sensor circuit
- Test ACM
Repair notes
Replace arming sensor or ACM if sensor is integrated. Professional service required.
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