OBD-II code · Body
B0081 Front Passenger Belt Switch Circuit
The SRS or body control module has detected a fault in the front passenger seat belt buckle switch circuit. The switch reports whether the belt is fastened and is used for the belt warning lamp and for restraint logic.
Is it safe to drive with B0081?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyBuckle switch failed or stuck
- PossibleWiring under seat damaged
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Belt Buckle Switch, Srs Control Module, Body Control Module
Related codes
- B007EDriver Seat Belt Pretensioner C Deployment Control
- B007FPassenger Seat Belt Pretensioner C Deployment Control
- B0080Driver Seat Belt Load Limiter Deployment Control
- B0082Passenger Seatbelt Pretensioner Loop Open
- B0083Passenger Seatbelt Pretensioner Loop Short to Ground
- B0084Driver Belt Buckle Switch Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.