Audi 1.8 wiring harness deteriorates, causing misfires and check engine light to come on.
Audi 1.8 Wiring Harness Deteriorates
The fix to this common problem is to renew the Plug Ends to the harness with new ones. We’ve only seen the 1.8L, Turbo engines exhibiting this problem so far…the heat generated by the Turbo seems to be the culprit.
Audi Coil harness plugs repaired
