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Home › Jaguar › 2018 › XF S, RWD › Repair and Diagnosis › General Information › DTC Index › Diagnostic Trouble Code Index DTC: TELEMATIC Control Module (TCU) -- XF/X260 › Diagnostic Trouble Code Index DTC: Telematic Control Module (TCU) › Description And Operation › Telematics Control Module (TCU) › DTC B1D55-12: Antenna #2-Circuit Short to Battery › Possible Causes

Possible Causes

Poor internet speeds, especially in low coverage areas
GSM antenna circuit short circuit to power