What does code B1003 mean?

Passenger Door Unlock Circuit Failure: The passenger door unlock circuit has an electrical fault.

B1003 is rated as low severity. Minor issue — monitor and fix at convenience.

B1003

Passenger Door Unlock Circuit Failure

Body Code · Low

What does B1003 mean?

The passenger door unlock circuit has an electrical fault.

System: Body Control

B1003 is a body diagnostic trouble code indicating passenger door unlock circuit failure. This code is classified as low severity, which means: minor issue — monitor and fix at convenience.

Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your vehicle.