2001 Mercedes-Benz 240 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2001 Mercedes-Benz 240, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Driver assistance519.2%
- Electrical415.4%
- Engine415.4%
- Body & structure311.5%
- Suspension27.7%
- Fuel system27.7%
- Airbags27.7%
- Interior & seats13.8%
- Seat belts13.8%
- Brakes13.8%
- Steering13.8%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
THE PROBLEM OCCURRED INITIALLY IN THE MIDDLE OF A DRIVE. THE VEHICLE PERFORMED FINE BUT WHEN IT REACHED 40MPH THE VEHICLE BEGAN ACCELERATING ON ITS OWN. I PULLED OVER AND TURNED OFF THE VEHICLE. WHEN THE CAR STARTS UP IT IMMEDIATELY THROTTLE UP TO ABOUT 5000 RPM REGARDLESS OF THE GEAR. WHEN PUT INTO DRIVE THE CAR ACCELERATES AT ALL SPEEDS ENDLESSLY. HOWEVER WHEN THE BRAKE IS PRESSED THE ACCELERATING STOPS, BUT UPON ITS RELEASE THE CAR IMMEDIATELY THROTTLES UP AGAIN. THE ACCELERATION PEDAL DOES NOT JAM AND THE CAR SEEMS TO HAVE NO RESPONSE TO ITS POSITION. *TR
WHILE DRIVING ON 101 FREEWAY AT FULL SPEED, THE MERCEDES SUDDENLY SELF-INITIATED CONTINUOUS BRAKE ACTION. THIS WAS UNCOMMANDED -- WITHOUT ME PRESSING THE BRAKES OR TAKING ANY OTHER ACTION. THE CONSOLE DISPLAYED AN "ESP" ERROR MESSAGE. THIS NEARLY CAUSED AN ACCIDENT. THIS SEVERE SAFETY HAZARD COULD HAVE VERY EASILY CAUSED DAMAGE, INJURY OR DEATH. CAR WAS TAKEN TO MERCEDES-BENZ OF CALABASAS. IT WAS EXPLAINED TO ME THAT THIS ESP UNCONTROLLED AUTO-BRAKING ON FREEWAY ISSUE IS FROM THE YAW SENSOR. CALABASAS REPLACED IT TODAY -- TOTAL COST OVER $1,000. I JUST EMAILED MERCEDES USA ON THE MATTER. REGARDLESS OF THAT OUTCOME, I FEEL THAT THE NHTSA MUST BE INFORMED OF THE VERY SERIOUS SAFETY HAZARD, SO I'M ENTERING THE INFORMATION HERE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
AT SEVERAL POINTS DURING A ROAD TRIP THIS PAST WEEKEND, MY 2001 MERCEDES C240 SUDDENLY DIED WHILE CRUISING AT HIGHWAY SPEED. THERE WAS NO INDICATION OF ANY PROBLEMS WITH THE CAR IN THE MONTHS LEADING UP TO THIS INCIDENCE. HOWEVER, SHORTLY AFTER PURCHASING IT, THE SAME THING HAPPENED WHILE DRIVING ON THE INTERSTATE AT HIGHWAY SPEED. THE DEALER CHECKED THE CAR AT THAT TIME BUT NEVER TOOK ANY CORRECTIVE ACTION. IN THE LATEST INCIDENCES THIS PAST WEEK THE STALLING PUT ME IN IMMEDIATE DANGER OF BEING HIT BECAUSE THEY HAPPENED ON A MOUNTAIN ROAD WITH NO SHOULDER AND NO PLACE TO PULL OFF TO SAFETY. TRAFFIC COMING UP FROM BEHIND AROUND A BLIND CURVE WOULD NOT HAVE BEEN LIKELY TO SEE ME IN TIME TO STOP. FORTUNATELY, AFTER EACH INCIDENCE OF STALLING I WAS ABLE TO QUICKLY RESTART THE CAR AFTER COMING TO A COMPLETE STOP. I HAVE AN APPOINTMENT WITH THE MERCEDES DEALER IN THE MORNING IN AN ATTEMPT TO FIX THE PROBLEM. AS OF NOW I HAVE NO INDICATION OF THE CAUSE. UNTIL IT IS FIXED, I CONSIDER THE CAR TOO DANGEROUS TO DRIVE ON THE HIGHWAY. *JB
I HAVE A 2001 C-240 MERCEDES BENZ, THE LEFT TAIL LIGHT KEEP BLOWING AND I GET A MESSAGE THAT I'M USING THE SUBSTITUTE LIGHT, I TOOK IT THE REPAIR SHOP (MERCEDES BENZ) AND THEY CHANGED THE BULB, NOW THE PROBLEM IS HAPPENING AGAIN IN LESS THAN A YEAR. THERE IS A SHORTEST SOMEWHERE AND IT ALSO CAUSES THE CAR NOT TO START ONLY AFTER A DAY OF SITTING, I HAVE TO JUMP IT TO GET IT TO START. I CALLED ROADSIDE SERVICE THE CHECKED THE BATTERY AND SAID SOMETHING IS DRAINING THE BATTERY, BUT WHEN I TAKE IT IN THE REPAIR SHOP CAN'T FIND ANYTHING. A COUPLE NIGHTS AGO THE ALARM AND ALL THE OUTSIDE AND INSIDE LIGHT CAME ON FOR NO REASON. PLEASE HELP...DID I BUY A LEMON? I LOVE MY CAR BUT WANT IT TO START WHEN IT'S COLD OUTSIDE, HAS THERE BEEN A PROBLEM LIKE THIS REPORTED ON OTHER C240. THE BATTERY HAS A GOOD CHARGE, SO SAYS THE MECHANIC, BUT HE DOESN'T KNOW WHAT COULD BE DRAINING IT. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
THE ENGINE WOULD SUDDENLY SHUT OFF WHILE DRIVING AT HIGHWAY SPEED. WE RESTARTED THE VEHICLE AFTER WE COASTED TO A STOP AT THE SIDE OF THE ROAD. THE FIRST TIME THIS HAPPENED, WE WERE 1 HOUR INTO A 3 HR ROAD TRIP. A MERCEDES BENZ CERTIFIED MECHANIC COULD FIND NOTHING WRONG I.E., NO FAULT CODES APPEARED WHEN THE DIAGNOSTIC WAS RUN. THE PROBLEM REAPPEARED 2 HRS INTO ANOTHER 4 HR. ROAD TRIP AND AGAIN ON THE LOCAL HIGHWAY AFTER 1/2 HR OF DRIVING. EACH TIME WE WERE ABLE TO COAST TO A STOP AT THE SIDE OF THE ROAD AND THEN RESTART THE CAR. AFTER EACH OCCASION, WE HAD THE CAR DIAGNOSED, BUT NOTHING APPEARED TO BE WRONG. *TR
2001 MERCEDES BENZ LEAKED WATER UNDER DRIVER SEAT AND BACK SEAT, ENGINE MADE A CLICKING NOISE, COMPUTER MALFUNCTIONED. *TS THE HEADLIGHTS NEVER LASTED MORE THAN 2-3 MONTHS. WHILE DRIVING, THERE WAS A HUGE EXPLOSION UNDER THE HOOD. THE CONSUMER MANAGED TO PULL OVER. WHILE WAITING FOR A TOW TRUCK, THE CONSUMER DISCOVERED A HUGE OIL LEAK UNDERNEATH THE VEHICLE. HE OPENED THE HOOD, AND A SMELL OF ELECTRICAL SHORTAGE EMITTED. THE DEALER INFORMED THE CONSUMER THE ENGINE RODS HAD FAILED. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
WHILE DRIVING MY 2001 MERCEDES C240 AT FREEWAY SPEED. THE AUTOMATIC "EASY EXIT" FEATURE SHORTED OUT CAUSING MY SEAT TO AUTOMATICALLY MOVE ALL THE WAY BACKWARDS SO THAT I COULD NO LONGER REACH MY CLUTCH, BRAKE OR GAS PEDAL. IN ADDITION TO THIS MY STEERING WHEEL MOVED ITSELF UPWARDS AS FAR AS IT COULD GO. I NEARLY WRECKED MY CAR WHEN THIS HAPPENED, HOWEVER I WAS ABLE TO REACH MY BRAKE PEDAL BY SCOOTING WAY FORWARD IN THE SEAT, AND I ALSO WAS ABLE TO PUSH THE STICKSHIFT INTO NEUTRAL, AND PULL TO THE SHOULDER. I HAD BEEN HAVING A PROBLEM WITH THE DRIVERS SIDE WINDOW FREEZING UP, BUT I HAD NO IDEA THAT THE RELAY SWITCH CONNECTING TO THE ELECTRIC WINDOW, COULD ALSO CAUSE A SHORT, AND THUS INITIATE THIS MOST DANGEROUS "EASY EXIT" FEATURE. I HAD BEEN HAVING PROBLEMS WITH ALL OF THE DOOR MOUNTED CONTROLS, OFF AN ON. I HAD EVEN COMPLAIN TO THE DEALERS SHOP. BUT IT ALWAYS SEEMED THAT THEY COULD NOT REPRODUCE MY COMPLAINTS, SO THEY TOLD ME THAT IT WAS NOT BROKEN. THIS TIME I TOOK MY CAR IN AS SOON AS I COULD AFTER THE SEAT AND STEERING WHEEL INCIDENT (THEY COULD NOT GET MY CAR IN UNTIL TUESDAY, THE FOLLOWING WEEK.) THE DIAGNOSIS THAT PART #203-820-15-85 (CONTROL UNIT) WAS FAULTY. THE PART WAS REPLACED FOR $579.20. I FEEL STRONGLY THAT MERCEDES BENZ COMPANY SHOULD WARN ANY OTHER OWNERS OF A CAR WITH THIS PART TO HAVE IT CHECKED. THIS COULD HAVE BEEN A SERIOUS WRECK IF I HAD BEEN IN HEAVIER TRAFFIC, OR WAS DRIVING IN BAD WEATHER CONDITIONS, SUCH AS SNOW. THANK YOU IN ADVANCE FOR YOUR ATTENTION TO THIS MATTER. *TR
2001 MERCEDES BENZ LEAKED WATER UNDER DRIVER SEAT AND BACK SEAT, ENGINE MADE A CLICKING NOISE, COMPUTER MALFUNCTIONED. *TS THE HEADLIGHTS NEVER LASTED MORE THAN 2-3 MONTHS. WHILE DRIVING, THERE WAS A HUGE EXPLOSION UNDER THE HOOD. THE CONSUMER MANAGED TO PULL OVER. WHILE WAITING FOR A TOW TRUCK, THE CONSUMER DISCOVERED A HUGE OIL LEAK UNDERNEATH THE VEHICLE. HE OPENED THE HOOD, AND A SMELL OF ELECTRICAL SHORTAGE EMITTED. THE DEALER INFORMED THE CONSUMER THE ENGINE RODS HAD FAILED. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
I HAVE HAD TWO COIL SPRINGS, FRONT AND REAR, BREAK ON THIS CAR WITHIN 4 MONTHS OF EACH OTHER AND WAS TOLD THAT IT WAS A CORROSION PROBLEM, WHICH I DO NOT BELIEVE. THE MB SHOP REPLACED THE OLD SUSPENSION PARTS WITH NEW PARTS FOR ALL FOUR WHEELS. THERE WAS NO DAMAGE TO THE CAR OR CONSEQUENCES AS THE COIL BROKE AT THE END WHERE IT SITS WITHIN THE CUP. IF IT BROKE IN THE MIDDLE, IT COULD HAVE BEEN CATASTROPHIC. I BELIEVE THERE MAY BE A TEMPERING PROBLEM WITH SPRINGS, WHICH WOULD BE A MANUFACTURING DEFECT. I HAVE THE OLD PARTS IF SOMEONE WISHES TO EXAMINE THEM. *TR
THERE IS A VIBRATION IN STEERING WHEEL WHEN VEHICLE TRAVELS AT OR OVER 60 KM TO 70 KM. PROBLEM ONLY HAPPENS AT THOSE SPEEDS. CONTACTED DEALER, AND THE DEALER IS NOT WILLING TO DO ANYTING. *AK CONSUMER ADDS THAT DEALER HAS ACCEPTED TO RE-EVALUATE VEHICLE. *TT
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
VEHICLE WILL SHUT DOWN COMPLETELY WITH NO WARNING. WHILE AT DEALERSHIP, MECHANIC REPLACED BATTERY, FUEL INJECTORS, AND FUEL RELATED COMPONENTS , AND SOME OTHER ELECTRICAL PARTS. VEHICLE CONTINUED TO SHUT DOWN WITHOUT WARNING. MECHANIC COULD NOT LOCATE CAUSE OF FAILURE. CURRENTLY VEHICLE WAS SURGING. PLEASE DESCRIBE DETAILS. *AK
THREE EPISODES ON UNINTENDED ACCELERATION FROM A STOP. VEHICLE BEGINS TO STALL AND THEN SUDDENLY ACCELERATES. DEALER STATES PROBLEM ON EARLIER VEHICLES, BUT SOLVED WITH REPLACEMENT FUEL PUMP. I HAVE REPLACEMENT PUMP BUT PROBLEM STILL OCCURS. FORTUNATELY, NO ONE IN FRONT OF ME ON THESE OCCASIONS.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
WHILE DRIVING AT 35MPH VEHICLE WAS HIT FROM FRONT AND SIDE IN A COLLISION, AND NONE OF THE AIR BAGS DEPLOYED ON IMPACT.CONTACTED DEALER.*AK
C CLASS, REARENDED ANOTHER VEHICLE AT 60 MPH, NEITHER AIRBAG DEPLOYED. CONSUMER SUFFERED LEG AND BACK INJURIES, DAMAGE TO VEHICLE WAS $ 19000.00*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
WHILE DRIVING MY 2001 MERCEDES C240 AT FREEWAY SPEED. THE AUTOMATIC "EASY EXIT" FEATURE SHORTED OUT CAUSING MY SEAT TO AUTOMATICALLY MOVE ALL THE WAY BACKWARDS SO THAT I COULD NO LONGER REACH MY CLUTCH, BRAKE OR GAS PEDAL. IN ADDITION TO THIS MY STEERING WHEEL MOVED ITSELF UPWARDS AS FAR AS IT COULD GO. I NEARLY WRECKED MY CAR WHEN THIS HAPPENED, HOWEVER I WAS ABLE TO REACH MY BRAKE PEDAL BY SCOOTING WAY FORWARD IN THE SEAT, AND I ALSO WAS ABLE TO PUSH THE STICKSHIFT INTO NEUTRAL, AND PULL TO THE SHOULDER. I HAD BEEN HAVING A PROBLEM WITH THE DRIVERS SIDE WINDOW FREEZING UP, BUT I HAD NO IDEA THAT THE RELAY SWITCH CONNECTING TO THE ELECTRIC WINDOW, COULD ALSO CAUSE A SHORT, AND THUS INITIATE THIS MOST DANGEROUS "EASY EXIT" FEATURE. I HAD BEEN HAVING PROBLEMS WITH ALL OF THE DOOR MOUNTED CONTROLS, OFF AN ON. I HAD EVEN COMPLAIN TO THE DEALERS SHOP. BUT IT ALWAYS SEEMED THAT THEY COULD NOT REPRODUCE MY COMPLAINTS, SO THEY TOLD ME THAT IT WAS NOT BROKEN. THIS TIME I TOOK MY CAR IN AS SOON AS I COULD AFTER THE SEAT AND STEERING WHEEL INCIDENT (THEY COULD NOT GET MY CAR IN UNTIL TUESDAY, THE FOLLOWING WEEK.) THE DIAGNOSIS THAT PART #203-820-15-85 (CONTROL UNIT) WAS FAULTY. THE PART WAS REPLACED FOR $579.20. I FEEL STRONGLY THAT MERCEDES BENZ COMPANY SHOULD WARN ANY OTHER OWNERS OF A CAR WITH THIS PART TO HAVE IT CHECKED. THIS COULD HAVE BEEN A SERIOUS WRECK IF I HAD BEEN IN HEAVIER TRAFFIC, OR WAS DRIVING IN BAD WEATHER CONDITIONS, SUCH AS SNOW. THANK YOU IN ADVANCE FOR YOUR ATTENTION TO THIS MATTER. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
WHILE DRIVING AT 35MPH VEHICLE WAS HIT IN FRONT AND SIDE IN A COLLISION. DRIVER SIDE SEAT BELT RETRACTED SO TIGHTLY THAT IT CAUSED SERIOUS INJURIES TO DRIVER.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
WHILE DRIVING ON 101 FREEWAY AT FULL SPEED, THE MERCEDES SUDDENLY SELF-INITIATED CONTINUOUS BRAKE ACTION. THIS WAS UNCOMMANDED -- WITHOUT ME PRESSING THE BRAKES OR TAKING ANY OTHER ACTION. THE CONSOLE DISPLAYED AN "ESP" ERROR MESSAGE. THIS NEARLY CAUSED AN ACCIDENT. THIS SEVERE SAFETY HAZARD COULD HAVE VERY EASILY CAUSED DAMAGE, INJURY OR DEATH. CAR WAS TAKEN TO MERCEDES-BENZ OF CALABASAS. IT WAS EXPLAINED TO ME THAT THIS ESP UNCONTROLLED AUTO-BRAKING ON FREEWAY ISSUE IS FROM THE YAW SENSOR. CALABASAS REPLACED IT TODAY -- TOTAL COST OVER $1,000. I JUST EMAILED MERCEDES USA ON THE MATTER. REGARDLESS OF THAT OUTCOME, I FEEL THAT THE NHTSA MUST BE INFORMED OF THE VERY SERIOUS SAFETY HAZARD, SO I'M ENTERING THE INFORMATION HERE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
WHILE DRIVING WITH MY WIFE AS PASSENGER THE STEERING FROZE. UNABLE TO TURN WHEEL. VEHICLE PUSHED TO SAFETY OFF ROAD WITH A LOT OF EFFORT TO STEER. VEHICLE REMAINS AT DEALER # 2 IN BROOKLYN, NEW YORK. MILEAGE WAS OVER 30, 000 AT TIME OF FAILURE ON 11/11/02.
Too few reports in this category for a page of its own — they appear in the full complaint list.
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.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .