Audi Q7: Heating, Ventilation & Air Conditioning

 CAN-Bus Terminal Resistance, Checking

General Description The Engine Control Module -J623- communicates with other CAN-Bus capable control modules. The control modules are connected by two data bus wires which are twisted together (CAN_High and CAN_Low), and exchange information (messages). Missing information on the CAN-bus is reco

 Safety Precautions

Safety Precautions when Working on Vehicle Risk of Accident Due to the Uncontrolled Movement of the Vehicle With the engine running the uncontrolled movement of the vehicle can be possible if a selector lever position is engaged. - Place the selector lever into the "P" position. - Engag