OBD-II code · Body
B0072 Driver Seatbelt Pretensioner Loop Open
The SRS module detects an open circuit in the driver seatbelt pretensioner deployment loop. The pretensioner cannot fire and the airbag warning lamp is on.
Is it safe to drive with B0072?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyPretensioner connector unplugged
- PossibleWire break in B-pillar
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
- 0.8–2.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Driver Seatbelt Pretensioner, Srs Seat Wiring
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.