Home >> Jaguar >> 2018 >> E-Pace Base >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> General Information - Diagnostic Trouble Code (DTC) Index (BCM- HCM) -- E-Pace/X540 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Headlamp Control Module [HCM] (G2010808) >> DTC U0046-88: Vehicle Communication Bus C - Bus off >> Possible Causes