Passenger Seat Belt Pretensioner Circuit Short
2006-2008 Lincoln Mark LT 5.4L V8
Description
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.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0055 on Other Vehicles
Lincoln Aviator
2003-2005 4.6L V8
Lincoln Aviator
2003-2005 4.6L V8 DOHC
Lincoln Aviator
2020-2024 3.0L Twin-Turbo V6
Lincoln Aviator
2020-2024 3.0L V6 Twin Turbo
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin Turbo V6 PHEV
Lincoln Aviator Grand Touring
2020-2024 3.0L Twin-Turbo V6 Hybrid
Lincoln Aviator Grand Touring
2020-2024 3.0L V6 Twin Turbo Hybrid
Lincoln Blackwood
2002-2002 5.4L V8
Common Questions
What does code B0055 mean on a 2006-2008 Lincoln Mark LT?
B0055 stands for "Passenger Seat Belt Pretensioner Circuit Short". Short circuit detected in the passenger seat belt pretensioner deployment circuit.
What are the symptoms of B0055 on a Lincoln Mark LT?
Common symptoms of B0055 include: Airbag/seatbelt warning light on, SRS fault stored, Unintended deployment risk.
What causes B0055 on a 2006-2008 Lincoln Mark LT?
Common causes of B0055 include: Wiring insulation damage, Pinched wire, Moisture in connector, Squib failure.