Diagnostic Trouble Code
B0012 — Passenger Frontal Deployment Loop — Stage 1
Passenger Frontal Deployment Loop — Stage 1
Definition
The airbag control module has detected a fault in the passenger-side frontal airbag deployment circuit (Stage 1). This indicates a wiring, connector, or airbag squib issue that could prevent proper deployment in a collision.
Common Causes
- Faulty passenger airbag squib or inflator
- Damaged wiring harness under the dashboard
- Corroded or disconnected airbag connector
- Failed airbag control module