Home >> Jaguar >> 2018 >> F-Pace S >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Automatic Temperature Control Module (ATCM) - F-Pace >> Diagnostic Trouble Code Index DTC: Automatic Temperature Control Module (ATCM) >> Description And Operation >> Automatic Temperature Control Module (ATCM) >> DTC B13F4-13: Electric (PTC) Heater Control Circuit #1 - Circuit open >> Possible Causes