I looked it up on google and didn't find anything Any help would be appreciated ThanksNissan Juke Service and Repair Manual U1000, U1001 CAN COMM CIRCUIT Nissan Juke Service and Repair Manual / Engine Control System HR16DE / DTC/circuit diagnosis / U1000, U1001 CAN COMM CIRCUIT Description CAN (Controller Area Network) is a serial communication line for real time application It is an onvehicle multiplex communication lineThe U1000 and U1001 mean that there is no communication between the engine control unit and another control units that are part of the CAN system (Controller Area Network) or that at some point there was no communication Before do any repairs with the U1000 and U1001 codes, the factory recommend repairing any other problems in the car
Nissan U1000