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Home › Land Rover › 2016 › LR4 Base › Repair and Diagnosis › Restraints › Restraints Control Systems › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- LR4/L319 › Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) › Description And Operation › DTC B0021-2B: Left Curtain Deployment Control 1 - Signal cross coupled › Possible Causes

Possible Causes

NOTE: Circuit reference - LH SIDE CUR F1/LH SIDE CUR R1

Left side air curtain circuit short circuit to another restraints circuit