Home >> Jaguar >> 2018 >> XE S, RWD >> Repair and Diagnosis >> 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) >> B12F4-12 Vehicle Speed Output - Circuit short to battery >> Possible Causes