Home › Jaguar › 2018 › XE S, AWD › Repair and Diagnosis (Single Page) › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Body Control Module (BCM) › Diagnostic Trouble Code Index DTC: Body Control Module (BCM) › Description And Operation › Body Control Module (BCM) › B100D-84 - Column Lock Authorization - Signal below allowable range › Possible Causes