RoadVitals

1995 Mercedes-Benz 420 Owner Complaints

Reports submitted to NHTSA by owners and drivers, shown in full

Data refreshed

Complaints on fileComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
15
Latest May 29, 2012
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
3
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
0
Reports on file since May 3, 1995

What this page shows

Our database holds 15 NHTSA owner-reported complaints for the 1995 Mercedes-Benz 420. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Complaints, most recent first

Showing 1–15 of 15

Engine
Filed May 29, 2012

THERE SEEMS TO BE A PROBLEM THAT MERCEDES IS WELL AWARE OF WITH THE ENGINE WIRING HARNESS. THE INSULATION WAS POORLY DONE, WHICH CAUSES THE WIRING TO BREAKDOWN. THIS IS A VERY EXPENSIVE FIX FOR THE CONSUMER. SAFETY IS THE ISSUE HERE WHEN THIS CAUSES THE CAR TO FAIL TO ACCELERATE. *TR

NHTSA ID
10459977
Incident
May 16, 2012
Mileage
82,000 mi
ElectricalEngine
Filed Apr 3, 2012

THE ENGINE WIRING HARNESS ON MY 1995 MERCEDES BENZ S420 HAS DISINTEGRATED. THE WIRING INSULATION IS CRACKED AND BROKEN IN MANY PLACES, WHICH HAS RESULTED IN A NON-OPERATING CONDITION. THE CAR HAS STALLED 3 TIMES SO FAR, IN TRAFFIC, AND WILL NOW NOT RUN AT ALL. APPARENTLY THE WIRES HAVE BROKEN DOWN DUE TO THE HEAT OF THE ENGINE COMPARTMENT. I BELIEVE THE WIRES WERE NOT SUITABLE FOR THE APPLICATION THEY WERE USED FOR. *TR

NHTSA ID
10453897
Incident
Apr 1, 2012
Mileage
91,567 mi
Electrical
Filed Aug 19, 2008

THE ELECTRICAL WIRING SYSTEM PLASTIC COATING IS BREAKING DOWN AND THE BARE WIRES ARE SHORTING OUT MAKING THE CAR UNABLE TO USE. *TR

NHTSA ID
10238941
Incident
Aug 15, 1995
Electrical
Filed Jul 22, 2008

1995 420S MERCEDES IS HAVING PROBLEMS FIRING. CONCERNED ABOUT WIRING HARNESS. WAS CHECK AND MAY BE CAUSING THE PROBLEM. WHY IS THERE NOT A RECALL ON THIS IF SO MANY PEOPLE THAT OWN THESE VEHICLES ARE HAVING THE SAME PROBLEM? CAR IS HESITATING WHEN KEY IS TURNED TO RIGHT AND WILL NOT FIRE CORRECTLY. *TR

NHTSA ID
10235385
Incident
Jul 21, 2008
Mileage
100,000 mi
Electrical
Filed Jun 25, 2007

1995 E420 MERCEDES BENZ: WIRE HARNESS HAS PREMATURELY DISINTEGRATED, CAUSING UNSAFE OPERATING CHARACTERISTICS TO APPEAR IN VEHICLE SUCH AS: SUDDEN LOSS OF POWER AND UNRESPONSIVENESS TO ACCELERATOR INPUT. *AK

NHTSA ID
10194198
Incident
Apr 5, 2007
Mileage
108,750 mi
Electrical
Filed Sep 13, 2005
Fire reported

TWO MAJOR FAILURES OF WIRING ON MY 1995 S420. (1) MAIN WIRING HARNESS SHORTED, BURNED INSULATION AND FAILURE TO OPERATE. DEALER CLAIMED NORMAL WITH A CAR THIS AGE. (2) THROTTLE ACTUATOR WIRING HARNESS SHORTED, AGAIN BURNED INSULATION AND OPERATE IN LIMPED MODE ONLY. CONTACTED REGIONAL MANAGER AND MB USA, RESULTING IN SENDING IN DAMAGED PART TO MB USA FOR ENGINEERING STUDY. ONE MONTH LATER I CONTACTED THE PRESIDENT OF MB USA. ONE WEEK LATER I WAS CONTACTED BY MB USA CUSTOMER SERVICE, WAS TOLD THEY (MB USA) KNEW NOTHING ABOUT THE ENGINEERING STUDY. I CONTACTED MY LOCAL DEALER,WHO CLAIMED THE FAULTY ACTUATOR WAS SHIPPED TO MB USA. THERE IS NOT ONLY A SERIOUS ENGINEERING PROBLEM WITH THESE WIRING HARNESSES BUT UNCONSCIONABLE THAT THEY CHOOSE TO IGNORE IT. FURTHER, I FOUND CUSTOMER SERVICE TO BE PRETTY MUCH NON EXISTENT, PARTICULARLY AT MB USA. *JB

NHTSA ID
10136415
Incident
Jul 15, 2004
Mileage
58,000 mi
Electrical
Filed Jul 15, 2005

SHORTLY AFTER PURCHASE OF A 1995 MERCEDEZ-BENZ E420, I WAS TOLD BY AN INDEPENDENT MECHANIC OF THE NEED TO REPLACE WIRING HARNESSES IN THE ENGINE COMPARTMENT BECAUSE THE WIRING INSULATION BECOMES BRITTLE, CRACKS, AND FALLS OFF. THIS WAS DEMONSTRATED TO BE THE CASE ON MY CAR, WITH THE MECHANIC SHOWING ME THE CONDITION OF THE WIRES IN THE ENGINE WIRING HARNESS. THIS REPAIR COST ME OVER $2000 - OF COURSE I HAVE RECEIPTS. I BELIEVE THIS TO BE A MANUFACTURING DEFECT - IT IS SO PREVALENT, I CAN FIND COUNTLESS MENTIONS OF IT IN MERCEDES DISCUSSION BOARDS ON THE INTERNET, WHOSE CONTRIBUTORS INCLUDE MERCEDES-TRAINED MECHANICS. MERCEDES SHOULD TREAT THIS AS A SAFETY-RELATED RECALL - DO YOU WANT YOUR ENGINE QUITTING ON THE FREEWAY? DO YOU WANT A FIRE IN YOUR ENGINE COMPARTMENT? MERCEDES SHOULD REFUND ME THE MONEY I SPENT RETURNING MY CAR TO A SAFE CONDITION.

NHTSA ID
10128910
Incident
Jun 15, 2005
Mileage
110,000 mi
Electrical
Filed Dec 10, 2003
Fire reported

AFTER PARKING THE VEHICLE, THE CONSUMER NOTICED SMOKE COMING FROM THE STEERING COLUMN. AS A RESULT OF THE FAILURE, FIRE CAME THROUGH THE FIREWALL. THE LOCAL FIRE DEPARTMENT ARRIVED TO EXTINGUISH THE FIRE. *AK THERE WERE NO PRIOR PROBLEMS. THE VEHICLE HAD FILLED WITH BLACK SMOKE WITH THE IGNITION OFF AND THE VEHICLE PARKED. THERE WAS NO WARNING. *SCC *JB

NHTSA ID
10033790
Incident
Jul 28, 2003
Seat belts
Filed Sep 17, 2002

SEE INFORMATION RECORDED IN ATTACHED LETTER. COMPLAINT REGISTERED WITH CUSTOMER SERVICES CENTER, MERCEDES-BENZ, USA VIA TELEPHONE ON SEPTEMBER 13, AND 16, 2002, WITH NO RESULTS TAKEN TO RESOLVE FAULTY SEAT BELT. I NOTE THAT NHTSA BULLETIN NO.: SB049577, WAS ISSUED DURING THE MONTH OF SEPTEMBER 1996, THAT INDICATES THAT VEHICLES, MY MODEL YEAR WITHOUT SIDE AIR BAGS SRS SENSOR WAS UPDATED AND REPLACED BY PART #001 820 19 26. I FIND NO EVIDENCE BASED UPON A REVIEW OF THE VEHICLE MASTER INQUIRY (VMI) THAT SRS SENSOR WAS REPLACED. COPY OF LETTER OUTLINING MY CONCERNS RE: SAFETY ISSUE BEING MAILED THIS DATE.*AK

NHTSA ID
767288
Incident
Aug 23, 2002
Transmission
Filed May 8, 1998

ASR SYSTEM FAILURE, CAUSING VEHICLE TO GO INTO LIMP MODE.

NHTSA ID
535339
Incident
Apr 30, 1998
Brakes
Filed Nov 27, 1996

BRAKES VIBRATE, CAUSING ROARING SOUNDS WHEN APPLYING BRAKES FIRMLY AFTER DRIVING LONG DISTANCES.

NHTSA ID
511835
Steering
Filed Jul 30, 1996

AFTER TURNING RIGHT, STEERING WHEEL RESISTS TURNING BACK TO LEFT POSITION.

NHTSA ID
506873
Incident
Oct 1, 1995
Airbags
Filed Mar 21, 1996
Crash reported1 injury reported

NO DEPLOYMENT OF DRIVER'S AIRBAG, CAUSING INJURY IN ACCIDENT. *SD

NHTSA ID
502724
Incident
Dec 30, 1995
Visibility
Filed Aug 20, 1995

SUN ROOF FAILED. *SKD

NHTSA ID
600302
Incident
Jul 20, 1995
Transmission
Filed May 3, 1995

VEHICLE CONTINUOUSLY VIBRATES WHEN IN ANY GEAR OTHER THAN NEUTRAL, DUE TO POSSIBLE DRIVE TRAIN COMPLICATIONS. *SKD

NHTSA ID
489836
Incident
May 3, 1995

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Data sources

Data on this page last refreshed .