Home >> Land Rover >> 2018 >> Range Rover Autobiography >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Diagnostic Trouble Code Index DTC: Parking Assist Control Module (PACM) -- Range Rover/L405 >> Diagnostic Trouble Code Index DTC: Parking Assist Control Module (PACM) >> Description And Operation >> DTC U0001-82: High Speed CAN Communication Bus - Alive/sequence counter incorrect/not updated >> Possible Causes