Home >> Land Rover >> 2020 >> Defender 110 First Edition >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index: Restraints Control Module (RCM) -- Defender/L663 >> Diagnostic Trouble Code Index - DTC: Restraints Control Module (RCM) (G2768847) >> Description And Operation >> Restraints Control Module (RCM) >> DTC B1214-12: Passenger Seatbelt Retractor Pretensioner Deployment Control - Circuit short to battery >> Possible Causes