Home >> Jaguar >> 2013 >> XF 3.0, AWD >> Repair and Diagnosis >> General Information >> DTC Index >> Diagnostic Trouble Code Index DTC: Automatic Temperature Control Module (ATCM) -- XF/X250 >> Diagnostic Trouble Code (DTC) Index DTC: Automatic Temperature Control Module (ATCM) >> Description And Operation >> DTC B11ED-87: Electric Heater Control - Missing message >> Possible Causes