Mercedes Benz 500 engine problems
14 complaint narratives mention engine terms.
Key facts
73 owner complaints analyzed
2 distinct recall campaigns
90,000 mi median reported failure mileage
Scope: 1984 to 2003 model years. Data snapshot: . 48 complaints include usable failure mileage.
Engine operation evidence
14 of 73 complaints match this topic (19.2%). The keyword filter can include complaints that mention a transmission without reporting its failure. View matching rules.
Owner report 10000365 · 2002-12-26 (December 26, 2002)
FAULTY WIRING IN THE ENGINE BAY. THE ENGINE WIRING HARNESS IS DISENTIGRATING FOR NO OTHER REASON THAN AGE. AS A RESULT, THE ENGINE IS STARTING TO EXIBIT STALLING ISSUES AND ROUGH RUNNING, ALSO FAULT CODES ARE PRODUCED ON THE CAR COMPUTER.
Owner-reported narrative. 100,000 miles reported. Look up ODI 10000365 at NHTSA ↗
Owner report 10182063 · 2007-02-09 (February 9, 2007)
WIRE INSULATION ON MY ENGINE WIRING HARNESS HAS DISINTEGRATED EXPOSING THE INTERNAL WIRING COMPLETELY, ESPECIALLY IN BENT AREAS. THIS IS A RESULT OF NORMAL OPERATION OF THE VEHICLE. AS THIS HAPPENS THE ENGINE RUNS WORSE, PROBLEMS ASSOCIATED INCLUDE SURGING IN IDLE, STUMBLING OF ENGINE UPON INITIAL ACCELERATION AND STALLING OR RUNNING ENGINE. THE ONLY COURSE OF ACTION IS TO REPLACE THE WIRING HARNESS WITH A "NEWLY" PURCHASED HARNESS FROM MERCEDES BENZ. THE ONLY PROBLEM WITH THAT IDEA IS I WILL BE PURCHASING A WIRING HARNESS MANUFACTURED DURI…
Owner-reported narrative. Look up ODI 10182063 at NHTSA ↗
Owner report 10250193 · 2008-11-30 (November 30, 2008)
MAIN ENGINE/FUEL INJECTION ELECTRICAL WIRING HARNESS, HAS CRACKED INSULATION THROUGHOUT THE ENGINE WIRING HARNESS AND IS DISINTEGRATING CAUSING WIRES TO RUB TOGETHER AND BEGINNING TO EXPERIENCE PROBLEMS WITH THE RISK OF CAUSING DANGEROUS ENGINE MALFUNCTIONS TO INCLUDE FIRE INSIDE ENGINE COMPARTMENT. I'VE DISCOVERED FROM DLR HARDNESS INSULATION IS MADE OF BIODEGRADABLE MATERIAL RESULTING IN EARLY DETERIORATION. AS A RESULT, THE ENGINE IS STARTING TO EXHIBIT STALLING ISSUES, ROUGH RUNNING, AND INCORRECT FAULT CODES ARE PRODUCED ON THE CAR COMPUT…
Owner-reported narrative. 185,900 miles reported. Look up ODI 10250193 at NHTSA ↗
Owner report 478416 · 1995-01-01 (January 1, 1995)
INTERMITTENT STALLING. *AK
Owner-reported narrative. Look up ODI 478416 at NHTSA ↗
Owner report 10136633 · 2005-09-15 (September 15, 2005)
1993 MERCEDES BENZ 500E - STALLS, ROUGH IDLE AND HESITATION. THE CAR DUE TO WIRING DEFECT SHUTS DOWN DURING DRIVING ACTIVITIES IE. PULLING INTO TRAFFIC AND ALMOST IN A SERIOUS ACCIDENT. THIS WAS REPORTED TO MERCEDES USA AND REPORTED TO DEALERSHIP, THEY STATED UNAWARE OF PROBLEM BUT WOULD REPLACE FOR $1200. PER CLUBS AND USER GROUPS (WWW.500ECSTASY.COM) ALL OWNERS HAVE REPLACED OR EXPERIENCED SAME PROBLEMS. *JB
Owner-reported narrative. 70,000 miles reported. Look up ODI 10136633 at NHTSA ↗