Home › Jaguar › 2017 › XF S, AWD › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Electric Steering Column Lock Control Module (ESCL) -- XF/X260 › Diagnostic Trouble Code Index DTC: Electric Steering Column Lock Control Module (ESCL) › Description And Operation › Electric Steering Column Lock Control Module (ESCL) › DTC U0001-88: High Speed CAN Communication Bus - Bus off › Possible Causes