Home › Jaguar › 2018 › F-Pace Base › Repair and Diagnosis (Single Page) › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Parking Aid Control Module (PACM) - F-Pace › Diagnostic Trouble Code Index DTC: Parking Aid Control Module (PACM) › Description And Operation › Parking Assist Control Module (PACM) › DTC B129F-12: Function LED - Semi-Automatic Advanced Parallel Park - Circuit short to battery › Possible Causes