How much does it cost to repair a Mercedes wire harness?
Repairing these defects have been a bonanza to Mercedes Dealers, the typical cost of a harness exceeds $2,500, in many cases much more due to collateral damage (see below)… Most of the “repairs” were made with the same defective wires, so a few years later the failures reappear.
How can I repair my engine wiring harness?
… As requested by several people, here’s a short DIY to repair your engine wiring harness so you don’t have to spend $800-$1500 to replace it. Take the cover off where you would replace the spark plugs to see the three wires (on a C280) that lead to the 3 coils. These wires are 12V DC, and are the most common failure points.
What kind of wiring is on a C280?
Take the cover off where you would replace the spark plugs to see the three wires (on a C280) that lead to the 3 coils. These wires are 12V DC, and are the most common failure points. Picture 1 is a view of the part of the harness on my car that failed.
Is there a positive cable harness for a Mercedes?
It’s not only inconvenient but dangerous when car shuts down in the middle of intersection or loose power entering highway. Mercedes V8 and V12 lower engine harness aka alternator harness aka positive cable harness-$375
… As requested by several people, here’s a short DIY to repair your engine wiring harness so you don’t have to spend $800-$1500 to replace it. Take the cover off where you would replace the spark plugs to see the three wires (on a C280) that lead to the 3 coils. These wires are 12V DC, and are the most common failure points.
Is there a problem with the Mercedes wire harness?
Mercedes is well aware of the problem they created and refuses to do the right thing which is recall all vehicles affected, not wait for the NHTSA to do it, nor count on naive customer/victims not to do anything about it erroneously thinking that the age of the vehicles is a factor.
Take the cover off where you would replace the spark plugs to see the three wires (on a C280) that lead to the 3 coils. These wires are 12V DC, and are the most common failure points. Picture 1 is a view of the part of the harness on my car that failed.
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.