OBD-II code · Body
B0086 Passenger Seatbelt Pretensioner Resistance Low
The passenger seatbelt pretensioner loop has below-normal resistance, indicating a partial short.
Is it safe to drive with B0086?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyPartial short in pretensioner leads
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
- Passenger Seatbelt Pretensioner, Srs Seat Wiring
Related codes
- B0083Passenger Seatbelt Pretensioner Loop Short to Ground
- B0084Driver Belt Buckle Switch Circuit
- B0085Passenger Belt Buckle Switch Circuit
- B0087Passenger Seatbelt Pretensioner Resistance High
- B0088Third Row Right Seat Belt Load Limiter Deployment Control
- B0090Driver Side Pretensioner Stage 2 Deployment Control
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.