Home › Land Rover › 2014 › Range Rover Evoque Dynamic, 4D Utility › Repair and Diagnosis › General Information › DTC Index › 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 B116D-13: SOS On Call Keypad - Circuit open › Possible Causes