1. The connection wires must be accurate and correct, the wires must be kept clean, and the connections and overlaps must be tight and reliable.
2. Before installation, the vehicle power should be turned off and the positive and negative wires of the battery should be disconnected to avoid short circuits or other safety problems.
3. Before wiring, the wiring instructions and related materials of the module should be carefully read.
4. Avoid breaking or pulling the connection wires, and pay attention to the direction of the connection wires.
5. After installation, check whether each connection port is tight and whether each line is correctly wired.
6. The wires of the negative current sensor of the car battery should not be allowed to touch or rub against the car engine, brake pipe or other moving parts.