B0052critical severityBody
Driver Seat Belt Pretensioner Circuit Open
on 2016 Chevrolet Impala 3.6L V6 LFX · AWD
What this code means
An open circuit detected in the driver seat belt pretensioner deployment loop.
Symptoms
- Airbag/seatbelt warning light on
- SRS fault stored
- Pretensioner will not activate in crash
- No driving symptoms
Common causes
- Disconnected pretensioner connector
- Broken wire in B-pillar
- Faulty pretensioner squib
- Seat belt assembly replaced without proper reconnection
Diagnostic steps
- Scan SRS codes
- Inspect pretensioner connector at B-pillar base
- Check wiring continuity
- Measure deployment loop resistance
Repair notes
Reconnect pretensioner or repair wiring. Replace seat belt assembly if pretensioner is faulty.
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