Home >> Land Rover >> 2021 >> Discovery S >> Repair and Diagnosis (Single Page) >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Electric Steering Column Lock Control Module (ESCL) -- Discovery/L462 >> General Information >> Description And Operation >> Diagnostic Trouble Code Index - DTC: Electric Steering Column Lock Control Module (ESCL) (G2016110) >> DTC B100D-62: Column Lock Authorisation - Signal compare failure >> Possible Causes