Mercedes Benz 400 electrical problems
10 complaint narratives mention electrical terms.
Key facts
23 owner complaints analyzed
0 distinct recall campaigns
142,000 mi median reported failure mileage
Scope: 1992 to 2001 model years. Data snapshot: . 11 complaints include usable failure mileage.
Electrical and battery issues evidence
10 of 23 complaints match this topic (43.5%). The keyword filter can include complaints that mention a transmission without reporting its failure. View matching rules.
Owner report 10152570 · 2006-03-13 (March 13, 2006)
REMOVED AND REPLACED ENGINE HARNESS WIRING,(1992 MERCEDES BENZ 400SE)BASE CONTROL MODULE, CAM SHAFT POSITION SENSOR. *NM
Owner-reported narrative. 198,456 miles reported. Look up ODI 10152570 at NHTSA ↗
Owner report 10164376 · 2006-08-03 (August 3, 2006)
1992 MERCEDES 400E WITH ABOUT 140,000 MI. HAS A DEFECTIVE WIRING HARNESS WHICH HAS BEEN INVOLVED IN SEVERAL HUNDRED COMPLAINTS ALREADY POSTED AND MANY ENGINE FIRES. THE WIRES IN THE HARNESS HAVE NO PROTECTION AGAINST HEAT AND LAY RIGHT ABOVE THE ENGINE. THE HARNESS CONTAINS SEVERAL WIRES, ALL OF WHICH SHOW DIRECT METAL TO METAL CONTACT THAT COULD EASILY CAUSE A FIRE. AFTER CALLING ED AT THE MERCEDES DIRECT HELP LINE, HE DENIED ANY KNOWLEDGE OR RESPONSIBILITY OF THIS OBVIOUS ENGINEERING DEFECT. ALL OWNERS OF VEHICLES WITH THIS WIRING HARNESS SHO…
Owner-reported narrative. 142,000 miles reported. Look up ODI 10164376 at NHTSA ↗
Owner report 10168621 · 2006-09-19 (September 19, 2006)
ENGINE WIRING HARNESS DEGRADING, THIS ISSUE HAS EFFECTED ENGINE PERFORMANCE RESULTING IN LOSS OF POWER TO CAR. THIS INCIDENT NEARLY COST ME AND MY FAMILY THEIR LIFE. DUE TO THE ENGINE WIRING HARNESS DEGRADING MY VEHICLE SUDDENLY LOST ALL POWER AND DIED (ELECTRICALLY) ON THE FREEWAY. THIS ISSUE IS SERIOUS AND NEEDS TO BE LOOKED INTO. *JB
Owner-reported narrative. 89,000 miles reported. Look up ODI 10168621 at NHTSA ↗
Owner report 10171524 · 2006-10-22 (October 22, 2006)
WIRING HARNESS ON MY 1992 MERCEDES BENZ 400 SEL HAS GONE BAD. *NM
Owner-reported narrative. Look up ODI 10171524 at NHTSA ↗
Owner report 10233466 · 2008-07-07 (July 7, 2008)
MY MECHANIC TOLD ME THAT THE WIRING HARNESS UNDER THE HOOD IS ROTTING AWAY. I HAVE A/C PROBLEMS WITH THE WIRES AND HAVE HAD LOSS OF POWER AT THE MOST INCONVENIENT TIMES. I'M STARTING TO HAVE DIFFERENT ELECTRICAL PROBLEMS DUE TO THIS WIRING HARNESS AND AM VERY NERVOUS OF A POSSIBLE FIRE AS MY GRANDDAUGHTER IS USUALLY IN THE CAR. IF THIS IS A PROBLEM OTHER MERCEDES OWNERS ARE EXPERIENCING, I FEEL IT SHOULD BE ADDRESSED BY MERCEDES. *TR
Owner-reported narrative. 172,103 miles reported. Look up ODI 10233466 at NHTSA ↗