What does car grounding mean?

[OAlivia]

Car grounding refers to a single-wire electrical circuit that utilizes metal parts such as the engine or chassis to conduct electricity. It functions similarly to a wire, connecting to the negative terminal of the battery. Below is a relevant introduction to car grounding: 1. Function: In a vehicle, the grounding wire forms part of the electrical circuit loop. It plays a crucial role in the car's electrical system, making the quality of the body grounding connection key to the proper functioning of the vehicle's electronic control systems and electrical devices. 2. Faults: If the grounding wire has poor contact, it acts like a resistor added in series to the circuit. This can lead to inaccurate sensor signals, sluggish actuator response, and malfunctioning electronic control units, ultimately causing vehicle faults.