The division and design of truck wiring harness The division of truck wiring harness takes heavy trucks as an example. Generally speaking, the wiring harnesses of heavy trucks can be divided into the following major parts: front wall wiring harness, dashboard wiring harness, cab roof wiring harness (door wiring harness, chassis Frame wiring harness, battery power cord, battery negative wire, etc. The specific division of truck wiring harness can be divided and defined according to the special function of the truck. The working environment of truck wiring harness is worse than that of passenger car wiring harness. The handling is more stringent. But there is also a phenomenon that the production process requirements of the wiring harness of the truck are lower than that of the car and the passenger car. This is mostly based on cost considerations. Because the wiring harness of the chassis frame is supplied with the chassis as a whole, so in the truck The wiring harness design of the cab is mainly based on the design of the wiring harness of the cab.