Home >> Land Rover >> 2017 >> Discovery Sport SE >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) -- Discovery Sport/L550 >> Diagnostic Trouble Code Index DTC: Telematic Control Module (TCU) >> Description And Operation >> DTC B1A56-11: Antenna - Circuit short to ground >> Possible Causes