All parts › BMW M4 CSL › Electrical system › Wiring harness
Wiring harness
Part of Electrical system · about $2,200 to replace
What it is
Engine-bay harness.
What it does
Connects sensors, actuators and the ECU.
How it fails
Chafe at the cam-cover edge; rodent damage on garaged cars.
| Material | PVC/XLPE copper wire, PA convolute |
|---|---|
| Spec | ~180 m of wire in the engine bay alone |