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Home › Land Rover › 2016 › LR4 Base › Repair and Diagnosis › Quick Lookups › DTC Index › Diagnostic Trouble Code Index DTC: Air Suspension Control Module -- LR4/L319 › Diagnostic Trouble Code Index DTC: Air Suspension Control Module › Description And Operation › DTC U0073-88: Control Module Communication Bus 'A' Off - Bus off › Possible Causes

Possible Causes

High speed CAN bus high circuit short circuit to high speed CAN bus low circuit