1. It is possible to set the faults of 12 major systems of the whole vehicle, each system can be set to 32X4 faults, and the whole vehicle can be set to 12X32X4 faults.

2. Analyze the circuit system of the entire vehicle, so that students can fully understand the relationship and principle between the various circuits, and visually display the actual vehicle data such as the voltage, current, and data flow of the electrical components of the vehicle;

3. Partial cutting can enable students to intuitively understand the internal structure of the car, the location of the components; and the actual state of the vehicle in operation.