OBD-II code · Body
B001A Center Frontal Stage 3 Deployment Control
Fault on the deployment circuit of the center frontal airbag, deployment stage 3 (highest severity). Used in dual or triple-stage front airbag systems for severe crash energy.
Is it safe to drive with B001A?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyStage 3 squib circuit open
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Center Frontal Airbag, Squib Circuit
Related codes
- B0017Right Front/Passenger Frontal Deployment Loop Short to Battery
- B0018Right Front/Passenger Frontal Deployment Loop Resistance High
- B0019Right Front/Passenger Frontal Deployment Loop Resistance Low
- B0020Left Side Deployment Control
- B0021Left Side Deployment Stage 1 Control
- B0022Left Side Deployment Stage 1 Loop Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.