Driver Seat Belt Pretensioner Circuit Short
2018-2025 Fiat Cronos 1.3L I4 Flex Firefly 🇨🇦
Description
A short circuit detected in the driver seat belt pretensioner deployment circuit.
Symptoms
- Airbag/seatbelt warning light on
- SRS fault stored
- Risk of unintended pretensioner firing
Common Causes
- Damaged wiring insulation
- Pinched wire at B-pillar
- Contaminated connector
- Pretensioner squib failure
Diagnostic Steps
- Disconnect battery and wait 10 minutes
- Inspect pretensioner wiring for damage
- Check connector for moisture or contamination
- Measure circuit isolation
Repair Notes
Repair damaged wiring or replace pretensioner assembly. Address immediately due to unintended deployment risk.
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
- B0009Rear Center Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
B0053 on Other Vehicles
Fiat 124 Spider
2017-2020 1.4L I4 Turbo
Fiat 126p Maluch
1973-2000 0.65L I2 Air-Cooled
Fiat 126p Maluch
1987-2000 0.7L I2 Air-Cooled
Fiat 500
2012-2019 1.4L I4
Fiat 500 Abarth
2012-2019 1.4L I4 Turbo
Fiat 500 BR
2011-2020 1.4L I4 Flex Fire Evo
Fiat 500 PL
2007-2025 1.0L I3 Hybrid FireFly 70
Fiat 500 PL
2007-2025 1.2L I4 Fire 69
Common Questions
What does code B0053 mean on a 2018-2025 Fiat Cronos?
B0053 stands for "Driver Seat Belt Pretensioner Circuit Short". A short circuit detected in the driver seat belt pretensioner deployment circuit.
What are the symptoms of B0053 on a Fiat Cronos?
Common symptoms of B0053 include: Airbag/seatbelt warning light on, SRS fault stored, Risk of unintended pretensioner firing.
What causes B0053 on a 2018-2025 Fiat Cronos?
Common causes of B0053 include: Damaged wiring insulation, Pinched wire at B-pillar, Contaminated connector, Pretensioner squib failure.