2003 Mercedes-Benz S430 electrical system problems
12 owner complaints filed with NHTSA name the electrical system on the 2003 Mercedes-Benz S430 — 46% of all complaints for this model year.
What owners report
“I have a 2003 mercedes s430. The other day my wife was going down the highway at 65 mph when it just shut off in the middle of the road. This is very dangerous. How do we allow a vehicle to operate on the highway that would just cut off in the middle of the road without at least giving you a chance…”
filed Mar 10, 2018
“While driving getting ready to enter the highway my 2003 mercedes s430 instrument panel went out. The gauges got stuck on what they were while driving. I wasn't able to see anything on the panel. I took it to the nearest shop and they changed the fuse, however the fuse blew right back out each time…”
filed Aug 23, 2016
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other S430 years
| Year | Reports | Share |
|---|---|---|
| 2002 S430 | 20 | 65% |
| 2001 S430 | 37 | 51% |
| 2000 S430 | 14 | 61% |
Other reported problem areas on the 2003 Mercedes-Benz S430
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.