B Codes: Body, Comfort and Passive Safety

B codes cover airbags and seat belt pretensioners, climate control, power windows, central locking, alarm and lighting. Many do not turn on the check engine light but a warning light of their own, and they need a scan tool that can reach every module.

12 codes

CodeMeaningSystemSeverity
B0001 Driver Front Airbag Stage 1 Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0002 Driver Front Airbag Stage 2 Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0010 Passenger Front Airbag Stage 1 Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0011 Passenger Front Airbag Stage 2 Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0020 Left Side Airbag Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0028 Right Side Airbag Deployment Control Circuit Carrocería, confort y seguridad pasiva High
B0051 Deployment Commanded Carrocería, confort y seguridad pasiva Critical
B0081 Passenger Seat Occupant Detection System Carrocería, confort y seguridad pasiva High
B1001 Manufacturer-Specific Body Code: Interpretation and Diagnosis Carrocería, confort y seguridad pasiva High
B1003 Manufacturer Body Code in Restraint Systems: What It Means and How to Proceed Carrocería, confort y seguridad pasiva High
B1049 Manufacturer Body Code: Diagnostic Procedure and Precautions Carrocería, confort y seguridad pasiva High
B1318 Low Supply Voltage at Body Control Module Carrocería, confort y seguridad pasiva Medium