B0055critical severityBody
Passenger Seat Belt Pretensioner Circuit Short
on 2021 Lincoln Aviator 3.0L V6 Twin Turbo · AWD
What this code means
Short circuit detected in the passenger seat belt pretensioner deployment circuit.
Symptoms
- Airbag/seatbelt warning light on
- SRS fault stored
- Unintended deployment risk
Common causes
- Wiring insulation damage
- Pinched wire
- Moisture in connector
- Squib failure
Diagnostic steps
- Disconnect battery
- Inspect wiring
- Check connector condition
- Measure isolation resistance
Repair notes
Repair short or replace pretensioner assembly immediately.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit