What was the defect in the Mercedes wire harness?
The Defect… Mercedes-Benz made an engineering blunder of gigantic proportions when it decided to use an inferior and unsuitable material for the insulation on the electrical wires of their vehicles. This insulation prematurely disintegrates under normal use causing the wires it is designed to protect and insulate, to short causing many problems.
What kind of wiring does Mercedes 92 500SEL use?
On 92 500SEL I used heat resistant wiring, heat shrink tubing, friction tape, epoxy. The job was very labor extensive and took me around 8 hours. Some plugs could no be saved as plastic was very brittle. Metal contacts were reused and new wires soldered directly to them. Finished harness looked close to factory and worked without any flaws.
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.
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
Can You rewire a Mercedes car wiring harness?
Customers are also welcome to bring their cars to my shop where I can remove, rewire, and reinstall your harness. We all know that all 1992 to 1995 S-class and SL-class, 1993-1996 E-class, 1994-1996 C-class Mercedes cars have major problem: biodegradable wiring harness insulation.
Are there any electrical problems with a Mercedes Benz?
Recently we have been working on a Mercedes-Benz with some major and unexplainable electrical issues. The problem started with the Keyless Go feature. The key would unlock the car via keyfob and start it by inserting the key in the ignition. But Keyless Go stopped working.
What causes electrical wire to crack on Mercedes Benz?
Beside unwelcome friends discussed above, the central Texas heat can damage your Mercedes Benz’s electrical wire harnesses, particularly the engine harness. The excessive heat that we experience combined with engine heat can prematurely cause the wire covering to become brittle causing cracks.
On 92 500SEL I used heat resistant wiring, heat shrink tubing, friction tape, epoxy. The job was very labor extensive and took me around 8 hours. Some plugs could no be saved as plastic was very brittle. Metal contacts were reused and new wires soldered directly to them. Finished harness looked close to factory and worked without any flaws.
What do you need to know about Mercedes wiring?
These Mercedes Wiring information / Aftermarket Autostart/Alarm Technical Wiring Diagrams are very useful, if not required, for the installation of alarms, autostart / alarms, remote starts, doorlock info and any other aftermarket installation that would require you to know the / Wire Information / Wiring Information of your Mercedes
Why is my Mercedes transmission conductor plate leaking?
My old conductor plate looked OK (vehicle just has 55,000 original KM’s on it) and perhaps the problem was just the ten dollar connector O rings leaking, but at least I now have the peace of mind that I won’t need to worry about this part that commonly fails over time. Saved me thousands by doing it myself. Make sure …
How does the wiring harness work in a car?
Your car’s engine wiring harness is much like your body’s circulatory system. Just as your veins distribute the blood from your heart throughout your body, powering your every movement, a wiring harness distributes electricity from your vehicle’s primary fuse box and delivers it to the various electrical systems throughout your vehicle.
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.
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 is my engine wiring harness cracked on my Mercedes?
The engine wiring harness suffers from a cracked insulation in several places, including connections to the ECU. You’re better off replacing the darn thing. The engine wiring harness suffers from a cracked insulation in several places, including connections to the ECU. You’re better off replacing the darn thing.
What happens when I rewire a Mercedes harness?
I rewire your original harness one wire at the time so there is 100% fitment guarantee. When harness is rebuilt customer sends payment via PayPal or credit card and I mail the harness back. Customers are also welcome to bring their cars to my shop where I can remove, rewire, and reinstall your harness.