Fehlercode-Index · medium
B2290
Occupant Classification System Fault
Occupant Classification System Fault
Common causes
- Passenger seat weight sensor CAN fault
Quick checks
- Confirm freeze-frame and conditions when the code set
- Compare live sensor values vs expected (unplugged/biased sensors are common)
- Check module power/grounds and bus wiring before condemning a module
Typical fixes
- Check passenger seat weight sensor