OBD-II code · Body
B0028 Driver Side Curtain Air Bag Deployment Control
Driver Side Curtain Air Bag Deployment Control: the restraints module has detected a fault in this airbag/pretensioner deployment circuit, which may prevent correct deployment in a crash. Safety-critical.
Is it safe to drive with B0028?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyCurtain airbag squib circuit open or shorted
- PossibleWiring damage in A/B/C-pillar
- Less likelySRS control module fault
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
- Driver Curtain Airbag, Srs Control Module, Srs Wiring
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.