B0012 Apr 2026

The B0012 code, often appearing alongside B0013, signifies that the Inflatable Restraint Sensing and Diagnostic Module (SDM) has detected an improper electrical resistance in the steering wheel airbag igniter circuit.

If diagnostics point to a faulty clock spring or airbag module, replace the component, ensuring the new unit is compatible and properly programmed if necessary. Finalizing the Repair The B0012 code, often appearing alongside B0013, signifies

Check the connectors at the steering wheel airbag, specifically looking for damaged Terminal Position Assurance (CPA) locks. The B0012 code

Use a multimeter to check the continuity and resistance of the clock spring while turning the steering wheel to identify intermittent open circuits. often appearing alongside B0013