Home >> Land Rover >> 2013 >> Range Rover Evoque Pure >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) -- Range Rover EVOQUE/L538 >> Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) >> Description And Operation >> DTC B117A-11: Backup Microphone - Circuit short to ground >> Possible Causes