CAN Bus High vs Low Explained | How to Test CAN Bus in a Car

In this video, I explain how to test CAN Bus High and CAN Bus Low using a multimeter and how the CAN Bus communication system works in modern vehicles. The Controller Area Network (CAN Bus) is used in modern cars to allow different control modules like the ECU, ABS, transmission, and other electronic systems to communicate with each other. In this tutorial you will learn: • What CAN Bus High and CAN Bus Low are • How the CAN Bus system works in a vehicle • How to test CAN Bus voltage using a multimeter • Basic diagnostic tips for CAN Bus communication problems Understanding CAN Bus diagnostics is important for mechanics and technicians working on modern vehicles. If the CAN Bus communication fails, multiple systems in the car may stop working. Subscribe for more auto repair tips, automotive diagnostics, and mechanic training videos.#CANBus #CarDiagnostics #AutoRepair #MechanicTips #AutomotiveElectronics#howtotestCanBus#CanBustesting