1994 Mercedes-Benz E Class electrical system problems
31 owner complaints filed with NHTSA name the electrical system on the 1994 Mercedes-Benz E Class — 82% of all complaints for this model year.
What owners report
“I turned on the switch of my 1994 e320 mercedes noticed smoke coming from under hood on passenger side. Opened hood it was on fire. Air flow sensor had just been replaced. I have since replaced wiring harness, plugs, but car is still surging not idling properly. Replaced intake air sensor, planning…”
filed Jun 20, 2010
“1. Poor engine performance, unsafe drivability, hesitation and stalling. 2. Frequency of problem is very often. Qualified mercedes-benz repair shop diagnosed issue as engine wiring harness insulation degradation. They have seen a lot of these harnesses fail, according to their head mechanics. In…”
filed Apr 7, 2009
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Consumer shutoff displayed in instrument cluster while driving. *tt
5410117 · Service Bulletin/Repair Instructions · issued Oct 1, 2004
Electrical System problems in other E Class years
| Year | Reports | Share |
|---|---|---|
| 2003 E Class | 9 | 20% |
| 2000 E Class | 11 | 32% |
| 1998 E Class | 4 | 17% |
| 1997 E Class | 2 | 5% |
| 1995 E Class | 15 | 71% |
Other reported problem areas on the 1994 Mercedes-Benz E Class
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.