Home >> Jaguar >> 2012 >> XJ L Supercharged >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Diagnostic Trouble Code Index DTC: Restraints Control Module (RCM) -- XJ/X351 >> Diagnostic Trouble Code (DTC) Index DTC: Restraints Control Module (RCM) >> Description And Operation >> Restraints Control Module (RCM) >> DTC B0073-1A: Second Row Left Seatbelt Pretensioner Deployment Control - Circuit resistance below threshold >> Possible Causes