What does the wiring harness do in a car?

What does the wiring harness do in a car?

A wiring harness is an organized set of wires, terminals and connectors that run throughout the entire vehicle and relay information and electric power, thereby playing a critical role in “connecting” a variety of components.

When do I need to replace my wiring harness?

If your car engine stalls, runs rough, misfires, “check engine” light comes on, lots of trouble codes stored in computer memory, wiring harness insulation falling apart, your mechanic tells you to replace wiring harness-rewire or replace it.

How long does it take to rewire a Mercedes harness?

Some harnesses have around 400’ of wires to replace. Given that I replace one wire at the time to eliminate possible errors and maintain original wire length for all plugs to reach their destinations repair takes very long time. Some harnesses take me one day to rewire while others take few days depending on the model.

How many wires are in a Mercedes engine harness?

Other Mercedes or Non-Mercedes harness- please contact me for a quote. Engine harness rewire is very labor intensive process. Some harnesses have around 400’ of wires to replace.

Why are the wires on my engine harness short?

Plastic insulation flakes off on main engine harness, throttle body harness, starter/alternator harness, Mass Air Flow meter harness ( V12 engines) . Wires become exposed and short together causing all kinds of electrical issues. This problem is not only inconvenient but also dangerous.

If your car engine stalls, runs rough, misfires, “check engine” light comes on, lots of trouble codes stored in computer memory, wiring harness insulation falling apart, your mechanic tells you to replace wiring harness-rewire or replace it.

Some harnesses have around 400’ of wires to replace. Given that I replace one wire at the time to eliminate possible errors and maintain original wire length for all plugs to reach their destinations repair takes very long time. Some harnesses take me one day to rewire while others take few days depending on the model.

Other Mercedes or Non-Mercedes harness- please contact me for a quote. Engine harness rewire is very labor intensive process. Some harnesses have around 400’ of wires to replace.

How much does it cost to replace engine harness?

If replacing the harness there may be some disassembly to access the harness itself. Labor is about $100 per hour also. Changing a harness may not be very difficult but it may be labor intensive so everything adds up and is expensive in the end.