95 of the
332 complaints filed about the Mercedes Benz 320
are about the electrical system —
29% of everything owners reported.
The worst model year for it is 1994.
WITHOUT NOTICABLE WARNING, THE SENSOR PANEL FLASH FOR A SECOND, THEN THE CAR CAME TO A SUDDEN AND COMPLETE STOP, THE ENGINE SHUT OFF IN THE MIDDLE OF BUSY FREEWAY. AFTER A FEW ATTEMPTS, THE VEHICLE RESTARTED AND WAS DRIVEN TO THE SIDE OF ROAD. AFTER TOWING TO AN EXPERIENCED MERCEDES REPAIR SHOP, THEY CONCLUDED THE VEHICLE EXPERIENCED A COMPLETE POWER SHUTDOWN BY DESIGN TO PROTECT THE ELECTRICAL SYSTEM BECAUSE THE ALTERNATOR WAS OVERCHARGIJNG. THE INCIDENT WAS REPORTED TO MERCEDES -BENZ AT MONTVALE, NJ, THEY DID NOT WANT TO DO ANY INVESTIGATION OR FOLLOW-UP. SIMILAR INCIDENT ON 12/31/2012 ON THE SAME MODEL, SAME YEAR WAS REPORTED ON YOUR WEBSITE DATED MARCH 17, 2013 BY ANOTHER DRIVER .
NHTSA complaint #10586611 — an unverified report by a vehicle owner.
WE BOUGHT OUR ML 320 NEW. I HAVE HAD IT FOR 13 YEARS. NO ENGINE OR TRANSMISSION PROBLEMS. A WEEK AGO I WAS AT A STOP LIGHT & SMOKE FILLED THE INTERIOR OF THE CAR. WITHIN MINUTES MY CAR WAS ON FIRE. THE INTERIOR WAS IN FLAMES & THE HENDERSON FIRE DEPARTMENT HAD TO PUT OUT THE FIRE. MY CAR WAS BURNED & COULDN'T BE REPAIRED. I DON'T KNOW WHAT TO DO NOW. I HAVE ALWAYS LOVED MY ML & WAS GOING TO PURCHASE ANOTHER UNTIL MY CAR WENT UP IN FLAMES LAST WEEK. I AM NOW HEARING STORIES FROM OTHER ACQUAINTANCES THAT THEY TOO EXPERIENCED AN ELECTRICAL FIRE. NOW, I SEE THAT MERCEDES HAS NOT OWNED UP TO THEIR VEHICLE DEFECTS AND HAS NOT HAD A SAFETY RECALL. I WAS LUCKY THAT THE CAR LASTED THIS LONG & VERY BLESSED MY DAUGHTER WAS NOT IN THE CAR WITH ME.
NHTSA complaint #10537615 — an unverified report by a vehicle owner.
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
NHTSA complaint #10500882 — an unverified report by a vehicle owner.
CAR WAS CRUISING AT 10MPH BEFORE GETTING INTO OUR HOUSE DRIVEWAY, WHEN SMOG CAME UNDER THE HOOD, OPEN HOOD IMMEDIATELY AND NOTICED THAT THE ENGINE ELECTRICAL HARNESS WAS MELTING DOWN, SHUT OFF ENGINE AND DISCONNECTED BATTERY.
NHTSA complaint #10489329 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 1994 MERCEDES BENZ E320. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 5 MPH, THE INDICATOR LIGHTS REMAINED ILLUMINATED ERRONEOUSLY, CAUSING THE BATTERY TO DRAIN. THE VEHICLE WAS TAKEN TO A INDEPENDENT MECHANIC AND A DEALER FOR DIAGNOSTIC TESTING. THE MECHANIC ADVISED THE CONTACT THAT THE ELECTRICAL WIRING HARNESS AND WIRES HAD TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 145,000 AND THE CURRENT MILEAGE WAS 146,000.
NHTSA complaint #10483531 — an unverified report by a vehicle owner.
CAR WENT COMPLETED "DEAD" AT STOP SIGN. COULD NOT RESTART ENGINE. CALLED MECHANIC AND WIRES WITHIN ENGINE WIRING HARNESS HAD SHORTED OUT DUE TO WIRE INSULATION CRACKING AND BREAKING OFF AND SHORTING WITH OTHER ENGINE COMPONENTS. MECHANIC STRIPPED OUT WIRE AND SPLICED IT. STATED THE WIRES ARE IN BAD SHAPE DUE TO THE TYPE OF INSULATION MERCEDES USED FROM 1991 TO 1997. HE STATED I SHOULD REPLACE THE ENGINE WIRING HARNESS AS IT WOULD CONTINUE TO SHORT OUT COMPONENTS AND WOULD BE NOT ONLY A DRIVING HAZARD BUT ALSO A FIRE HAZARD.
NHTSA complaint #10470163 — an unverified report by a vehicle owner.
ONE OF THE FRONT HEADLIGHT ASSEMBLES OF MY 2001 MB E320 JUST STOPPED WORKING. UPON INSPECTION, I FOUND THAT THE WIRE INSULATION HAD VANISHED - SIMPLY DISAPPEARED - AND THERE WERE BARE WIRES COMING IN CONTACT WITH EACH OTHER. I TRIED WRAPPING THE WIRE WITH ELECTRICAL TAPE, AND THIS WORKED FOR A WHILE, BUT THE LIGHT STOPPED WORKING AFTER A FEW WEEKS. THIS CAR WAS IN A REPAIR SHOP FOR A REAR END COLLISION RECENTLY, AND THE SERVICE MANAGER NOTICED THE PROBLEM. HE SAID THAT HE USED TO WORK FOR MERCEDES-BENZ, AND THAT THIS WAS A COMMON PROBLEM WITH THE HEADLIGHTS. APPARENTLY, IT GETS SO HOT THAT THE WIRE INSULATION ACTUALLY DISINTEGRATES AND LEAVES THE WIRES BARE. AND, EVEN MORE SURPRISINGLY, SOMETIMES THE LIGHTS CATCH ON FIRE. OF COURSE, MB KNOWS ABOUT THE PROBLEM, BUT HASN'T DONE ANYTHING TO RECTIFY THEIR ENGINEERING MISTAKES - THEY'RE MORE THAN CONTENT TO LET THEIR CUSTOMERS PAY TO HAVE THE LIGHT ASSEMBLY REPLACED. AND, FOR OBVIOUS REASONS, THEY WON'T ADMIT THAT THERE'S A PROBLEM TO BEGIN WITH - A PRODUCT RECALL WOULD BE TERRIBLY EXPENSIVE. I FIND IT DIFFICULT TO BELIEVE THAT I'M THE FIRST ONE REPORTING THIS TYPE OF PROBLEM, AND FROM WHAT I'VE READ ON THE INTERNET, THIS TYPE OF WIRING PROBLEM EXISTS IN OTHER MODELS ACROSS DIFFERENT MODEL YEARS. TIME FOR MB TO PAY FOR THEIR MISTAKES - NOT ME....
NHTSA complaint #10452409 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 1994 MERCEDES BENZ E320. THE CONTACT STATED THAT THE WIRING HARNESS RUSTED, CAUSING THE VEHICLE TO STALL. THE DEALER AND MANUFACTURER WERE NOTIFIED OF THE FAILURE, BUT DENIED ANY ASSISTANCE WITH REPAIRING THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 55,000. UPDATED EVOQ 03/28/12
NHTSA complaint #10451959 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 1994 MERCEDES BENZ E320. THE CONTACT STATED THAT THE WIRING HARNESS RUSTED, CAUSING THE VEHICLE TO STALL. THE DEALER AND MANUFACTURER WERE NOTIFIED OF THE FAILURE, BUT DENIED ANY ASSISTANCE WITH REPAIRING THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 55,000. UPDATED EVOQ 03/28/12
NHTSA complaint #10451959 — an unverified report by a vehicle owner.
DURING ROUTINE MAINTENANCE, MISSING INSULATION WAS DISCOVERED ON WIRING TO A SENSOR IN THE AIR TUBE, VISIBLE OUTSIDE OF TAPE WRAP. I MADE SURE THAT WIRES WERE NOT TOUCHING AND INSULATED THE EXPOSED AREAS AT THE CLIP-ON CONNECTOR TO THE SENSOR. ENGINE MISSFIRE WAS ATTRIBUTED TO FUEL DELIVERY AND INJECTOR CLEANER WAS ADDED TO TANK. DRIVEABILTY CONTINUED TO WORSEN, AS ENGINE MISSFIRE BEGAN TO OCCUR MORE OFTEN. I WAS RECENTLY MADE AWARE OF THE WIRING ISSUES, SO I DECIDED TO REMOVE THE TAPE WRAP ON THE LEAD TO THE SENSOR. THE ENTIRE LENGTH THAT I EXPOSED, HAS CRACKED AND MISSING INSULATION. I THEN STOPPED, AS DISTURBING ANY ADDITIONAL WIRING WILL WORSEN THE PROBLEM. I CHECKED WITH MY LOCAL MERCEDES DEALER REGARDING THIS PROBLEM AND WAS TOLD THAT MERCEDES ISN'T DOING ANYTHING TOWARD FIXING THE DEFECTIVE WIRING, AND THAT SOME PEOPLE HAVE DISPOSED OF THEIR VEHICLES OR JUST QUIT DRIVING THEM RATHER THAN SPEND THE MONEY TO HAVE REPAIRS MADE. MY CAR HAS LESS THAN 90,000 MILES ON IT AND HAS BEEN GARAGE KEPT. DUE TO THE RISK OF FIRE, NOW IT JUST SITS IN MY DRIVEWAY UNTIL I DECIDE IF I WANT TO HAVE IT HAULED AWAY.
NHTSA complaint #10448946 — an unverified report by a vehicle owner.
I HAVE A 1994 E320, IM GOING TO SUM THIS UP, THE HARNESS IS JUNK, MY CAR STALLS ON THE FREEWAY, USES UP GAS LIKE A RUNNING HOSE, GOT 6 MILES ON 12.00 WORTH OF GAS, LIGHTS FLICKER, WHEN I CUT BACK THE TAPE IT LOOKED LIKE SOMEONE PUT CIG TOBACCO IN THE WIRE, THEN I LOOKED AND IT WAS THE INSULATION THAT HAD TURNED TO NOTHING, ALL WIRES ARE RUBBING. THE FUEL INJ. GET FLOODS WITH OIL,GAS. ITS A MESS AND THEY WANT OVER 1000.00 TO GET A NEW ONE. RECALL THIS HARNESS BEFORE PEOPLE START TO DIE.
NHTSA complaint #10419345 — an unverified report by a vehicle owner.
TL*THE CONTACT OWNS A 1995 MERCEDES BENZ 320SL. WHILE DRIVING APPROXIMATELY 20 MPH THE AUTOMATIC BRAKING SYSTEM LIGHT ILLUMINATED. THE CONTACT WAS ABLE TO DRIVE THE VEHICLE HOME AND HAVE IT TOWED TO AN AUTHORIZED DEALER. THE COMPUTER IN THE VEHICLE WAS REPAIRED WHEN THE COMPLAINT WAS FILED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE AND CURRENT MILEAGES WERE 50,000.
NHTSA complaint #10329987 — an unverified report by a vehicle owner.
TL*THE CONTACT OWNS A 1995 MERCEDES BENZ 320SL. WHILE DRIVING AT APPROXIMATELY 20 MPH, THE AUTOMATIC BRAKING SYSTEM LIGHT ILLUMINATED. THE VEHICLE WAS TOWED TO AN AUTHORIZED AUTOMOTIVE CENTER WHERE THE COMPUTER WAS REPAIRED. THE VIN WAS UNAVAILABLE AT THE TIME OF THE COMPLAINT. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 50,000.
NHTSA complaint #10329995 — an unverified report by a vehicle owner.
CAR IS A 2001 C320 MERCEDES. BATTERY KEEPS DYING DESPITE REPLACING WITH BRAND NEW BATTERIES ON 2 OCCASIONS, ONLY 2 WEEKS APART. DEALER SAYS IT'S THE SEAT MODULE DRAINING THE BATTERY. MY CAR WILL NOT START IF I DON'T DRIVE IT FOR A DAY OR LONGER. THESE MODULES ARE A DEFECT AND NEEDS TO BE RECALLED. FIX IS TO DISCONNECT SEAT POWER, WHICH IS A SAFETY ISSUE.
NHTSA complaint #10300110 — an unverified report by a vehicle owner.
1. MULTIPLE WARNING LIGHT ALARMS OVER 12 MONTH PERIOD. 2. AFTER MANY FRUITLESS AND EXPENSIVE REPAIRS OF SENSORS, THE PROBLEM WAS TRACED TO A DEFECTIVE ENGINE MAIN WIRING HARNESS, WHERE THE INSULATION ON INDIVIDUAL WIRES HAD LARGELY DISINTEGRATED. THIS WAS REPORTEDLY DUE TO USE OF DEFECTIVE INSULATION AT THE TIME OF MANUFACTURE, WHICH OVER TIME AND NORMAL USE, WOULD DISINTEGRATE AND BREAK OFF, ENABLING INDIVIDUAL WIRES IN THE HARNESS TO SHORT TOGETHER. THE REPAIR FACILITY HAD MAYBE 20-25 OF THESE FAILED HARNESSES HANGING ON THE WALL AS A DISPLAY - THIS IS IN A SMALL TOWN, SO THE TOTAL NUMBER MUST BE VERY LARGE IN THE USA. MERCEDES BENZ REFUSED TO TAKE RESPONSIBILITY FOR THE PROBLEM OR THE REPAIR, CLAIMING ESSENTIALLY THAT IN 10 YEARS FROM MANUFACTURE DATE, ANYTHING CAN HAPPEN TO A VEHICLE AND THAT IS NOT THEIR RESPONSIBILITY. THIS FAILURE PRODUCED UNSAFE CONDITIONS, THE CAR WOULD FAIL TO START, STOP RUNNING ON THE ROAD AND WOULD FAIL TO RESTART, ETC. 3. THE WIRING HARNESS WAS REPLACED, AT MY COST OF CLOSE TO $1000. THE PROBLEM HAS NOT RECURRED SINCE. THE OLD PART IS STILL AVAILABLE FOR INSPECTION.
NHTSA complaint #10298842 — an unverified report by a vehicle owner.
I WAS GETTING THE CAR DYEING IN THE MIDDLE OF THE ROAD, AND AT STOP LIGHTS AND SMOKE OUT FROM UNDER MY HOOD, THEN TOOK IT TO MECHANIC WHO TOLD ME OF A PROBLEM WITH MERCEDES WIRING FROM 91-96. THIS IS A WELL KNOWN PROBLEM THAT MERCEDES WILL NOT FESS UP TO!!! THE HARNESS COST ME OVER $600.00!!!!! FOR WHAT THEY PROBABLY PAID 10.00 TO HAVE MADE FOR THEM. WHERE IS MY GOVERNMENT TO PROTECT ME AND OTHERS FOR WHAT IS OBVIOUSLY A WELL KNOWN PROBLEM WITH THESE VEHICLES? DOES SOMEONE HAVE TO DIE BEFORE IT GETS LOOKED AT SERIOUSLY? GO TO ANY MERCEDES FORUM AND THERE WILL BE PAGES UPON PAGES OF COMPLAINTS ABOUT THIS VERY PROBLEM?????!!!!!!!!
NHTSA complaint #10273162 — an unverified report by a vehicle owner.
1994 MERCEDES E320 ENGINE WIRING HARNESS, IT IS COMMONLY KNOWN IN THE MB COMMUNITY THAT THESE CARS WIRING HARNESS WAS MADE FROM DEFECTIVE MATERIALS AND PRONE TO PREMATURE FAILURE. THIS HARNESS COSTS AROUND 1000.00 WHY IS MY GOVERNMENT NOT PROTECTING IT'S PEOPLE FROM THIS FRAUD?!
NHTSA complaint #10270105 — an unverified report by a vehicle owner.
WHILE DRIVING THE CHECK ENGINE LIGHT CAME ON. TOOK THE VEHICLE TO A LOCAL MERCEDES DEALER. I WAS TOLD THE LIGHT CAME ON DUE TO A "BAD" WIRING HARNESS. COST TO REPAIR WAS $1,500.00. WAS TOLD IF THE REPAIRS WERE NOT DONE THE VEHICLE MAY OR MAY NOT HAVE PROBLEMS. PRIOR TO SPENDING THAT AMOUNT OF MONEY I DID SOME RESEARCH ON THE WEB AND FIND THERE ARE NUMEROUS COMPLAINTS REGARDING 1991-1996 WIRING HARNESSES. I BELIEVE AN IN DEPTH ANALYSIS OF THE VAST NUMBER OF COMPLAINTS WOULD CLEARLY INDICATE MERCEDES SHOULD TAKE RESPONSIBILITY FOR THIS PROBLEM.
NHTSA complaint #10261605 — an unverified report by a vehicle owner.
ALREADY REPLACED THE FAULTY WIRING HARNESS ON MY MERCEDES E320 AT A HIGH COST DUE TO FAULTY ENGINEERING USED BIODEGRADABLE WIRING HARNESS NOW I NEED THE ELECTRONIC THROTTLE ACTUATOR ALSO A HIGH DOLLAR ITEM SAME THING CORRODED FALLING APART WIRES AND MERCEDES KNOWS OF THIS PLEASE HELP I NEED SOME RELIEF OF THIS MESS PART#0001415725 THANKS..
NHTSA complaint #10249962 — an unverified report by a vehicle owner.