Home >> Jaguar >> 2023 >> F-Pace Base >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index - DTC: TELEMATIC Control Module (TCU) -- F-Pace/X761 >> Diagnostic Trouble Code Index - DTC: TELEMATIC Control Module (TCU) (G2723514) >> Description And Operation >> TELEMATIC Control Module (TCU) >> DTC B117A-12: Backup Microphone - Circuit short to battery >> Possible Causes