RoadVitals

2003 Mercedes-Benz SL500 Brakes Problems

Owner-reported complaints naming the brake system, filed with NHTSA

Data refreshed

Brakes reportsComplaints 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.
14
Latest Jul 19, 2022
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
18%
of 80 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
2
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake. Every record below is an owner-reported complaint about the 2003 Mercedes-Benz SL500 submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 14 reports on file name it.

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

Owner reports naming brake

Shown in the owner’s own words, exactly as filed

Brakes
Filed Jul 19, 2022

The contact owns a 2003 Mercedes-Benz SL500. The contact stated while driving 40 MPH, the brake pedal was depressed however, the vehicle failed to respond as needed. The contact depressed the brake pedal firmly however, the vehicle failed to respond. The parking brake was activated however, the vehicle failed to respond as designed. The contact was however able to pull over and eventually the vehicle came to a complete stop. The vehicle was towed. The dealer and the manufacturer were contacted and stated that the VIN was not included in NHTSA Campaign Number: 05V133000 (Service Brakes, Hydraulic). The failure mileage was 126,000. The consumer stated the part put on the vehicle for the recall was a defective part and not installed correctly.

NHTSA ID
11474801
Incident
Jul 5, 2022
Mileage
126,000 mi
Brakes
Filed Sep 16, 2017

WHILE DRIVING MY MERCEDES BENZ 2003 SL500 THE BRAKES BECAME DISABLED WITHOUT WARNING. IT WAS A TERRIFYING EXPERIENCE. THE FIRST MERCEDES DEALER I PHONED TOLD ME THAT THERE WAS NO KNOWN SAFETY RECALLS FOR THE BRAKES. THE SECOND MERCEDES DEALER THAT I CONTACTED INFORMED ME ABOUT 2 RECALLS IN 2004 AND 2005. I PHONED THE MERCEDES BENZ USA HEADQUARTERS AND SPOKE TO A CASE MANAGER WHO TOLD ME THAT MERCEDES' RESPONSIBILITY WITH THIS SAFETY ISSUE EXPIRED IN 2012. HOW CAN A SAFETY ISSUE SUCH AS HAVING NO BRAKES WHILE DRIVING EXPIRE? HOW CAN A CORPORATION BE ALLOWED TO WALK AWAY FROM THIS TYPE OF POTENTIALLY DEADLY SAFETY ISSUE? THIS IS A WELL DOCUMENTED SAFETY ISSUE WITH THIS CAR.

NHTSA ID
11023809
Incident
Sep 11, 2017
Mileage
87,800 mi
Brakes
Filed Mar 29, 2017

WHILE DRIVING THE CAR IN TOWN ON CITY STREETS THE SBS BRAKE SYSTEM FAILED AS I CAME TO A TURN LEAVING ME WITH NO BRAKE RESPONSE EVEN THOUGH THE DEALER SAYS IT WAS SUPPOSED TO HAVE HYDRAULIC BACK-UP TO STOP THE CAR. I WAS ABLE TO COAST AND STOP THE CAR ONLY WITH THE EMERGENCY HAND BRAKE. THE SBS SYSTEM HAS BEEN RECALLED TWICE BY THE FACTORY BUT THERE IS STILL SOMETHING VERY WRONG WHEN A MODERN CAR HAD NO BACK-UP SYSTEM. THESE CARS ARE DANGEROUS! LUCKILY FOR ME THERE WAS NO ACCIDENT AND I HAD THE CAR TOWED TO THE DEALER AND IT IS BEING REPAIRED.

NHTSA ID
10969321
Incident
Mar 29, 2017
Mileage
85,000 mi
BrakesSuspension
Filed Jan 5, 2017

I OWN A 2003 MERCEDES BENZ SL 500 AND REPLACED THE HYDRAULIC PUMP IN 2014 FOR $6400.00. THE CAR WOULD DROP LOW (ON ONE SIDE IF PARKED FOR A FEW HOURS). TODAY, JANUARY 5, 2017 - THE IDENTICAL PROBLEM HAPPENED AGAIN. WHILE DRIVING, I HEARD A LOUD BURSTING SOUND AND THEN HYDRAULIC FLUID BEGAN SEEPING OUT ALSO, THE ABC RED DASH LIGHT ILLUMINATED STATING THAT THE CAR IS "TOO LOW TO DRIVE". I MANAGED TO SLOWLY DRIVE HOME (WITHOUT POWER STEERING). THIS IS A HUGE DEFECT IN MERCEDES BENZ TECHNOLOGY AND MANUFACTURING - A CLASS ACTION LAWSUIT IS ABSOLUTELY NECESSARY. THIS VEHICLE IS DEFECTIVE AND DANGEROUS TO OPERATE. ALSO, CONSUMERS SHOULD NOT SPEND THOUSANDS UPON THOUSANDS OF DOLLARS ON DEFECTIVE PARTS. BY THE WAY, THIS VEHICLE HAS ALWAYS BEEN SERVICED BY MERCEDES BENZ DEALERSHIP TECHNICIANS. I WOULD APPRECIATE ANY ADDITIONAL INFORMATION OR SUPPORT FROM THE NHTSA AS I PURSUE VIABLE RECOURSE OPTIONS. THANK YOU! *TR

NHTSA ID
10940037
Incident
Jan 5, 2017
Mileage
116,578 mi
BrakesEngineSuspension
Filed Dec 23, 2015
Fire reported

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING 25 MPH, SHE SMELLED SMOKE COMING FROM THE ENGINE. THE CONTACT STATED THAT THE ABC AND STOP VEHICLE TOO LOW WARNING LIGHTS ILLUMINATED. THE CONTACT MENTIONED THAT WHILE DRIVING, THE FRONT END OF THE VEHICLE STARTED TO SCRAPE THE GROUND. THE CONTACT WAS ABLE TO PULL THE VEHICLE OVER AND NOTICED THAT IT WAS LEAKING FLUID. THE VEHICLE WAS TOWED TO THE DEALER. IT WAS UNKNOWN IF THE VEHICLE WAS DIAGNOSED BUT THE VEHICLE HAS NOT BEEN REPAIRED. THE CONTACT STATED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 07V263000 (ENGINE AND ENGINE COOLING, SUSPENSION). THE DEALER INFORMED THE CONTACT THAT THE VEHICLE ALSO SHOWED FAILURE SIGNS OF NHTSA CAMPAIGN: 05V133000 (SERVICE BRAKES, HYDRAULIC). THE FAILURE MILEAGE WAS 86,998.

NHTSA ID
10811960
Incident
Dec 18, 2015
Mileage
86,998 mi
BrakesSuspension
Filed Dec 18, 2015

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING AT 25 MPH, THE FRONT OF THE VEHICLE LOWERED AND LEAKED FLUIDS AS THE ABS WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 87,000.

NHTSA ID
10811199
Incident
Dec 15, 2015
Mileage
87,000 mi
Brakes
Filed Oct 6, 2015

I HAVE A 2003 MERCEDES SL500 WITH 52000 MILES ON IT AND SUDDENLY THE BRAKE WARNING LIGHT CAME UP AND THE INVESTIGATION LINKED IT TO THE SBC HYDRAULIC RECALL (2005070007). MERCEDES HAD EXTENDED THE WARRANTY ON SBS UNIT FOR 10 YEARS AND MY CAR IS NOW OUT OF THAT EXTENDED WARRANTY PERIOD. THE SBC ISSUE DID NOT OCCUR UNTIL THE CAR HAD OVER 51000 MILES. I REACHED OUT TO MERCEDES BENZ CUSTOMER CARE AND THEY WANTED ME TO TAKE THE CAR TO THE AUTHORIZED DEALER WHICH I DID AND THE DEALER'S REPORT CLEARLY STATES THAT THEY COULD NOT CONNECT TO THE SBC PUMP AND IT NEEDS TO BE REPLACED IMMEDIATELY. MERCEDES BENZ CUSTOMER CARE CALLED ME BACK STATING THAT THE CAR IS OUT OF THE 10 YEAR WARRANTY PERIOD AND DOES NOT QUALIFY FOR THE REPLACEMENT. AS A MATTER OF FACT, I WAS TOLD THAT THERE WAS NO RECALL ON THE ENTIRE SBC PUMP AND ALSO STATED THAT IT WAS ONLY ON THE INSTALLATION OF BRACKET, WHICH HAPPENS TO BE ANOTHER RECALL ON THE SBC UNIT (2005110001). THE VEHICLE DOES NOT ADEQUATELY STOP DUE TO THIS FAILURE AND THE REPAIR COST TO REPLACE THE SBC UNIT AS STATED BY THE DEALER IS $1939.75. THIS IS CLEARLY A SAFETY RECALL THAT IS A CONCERN AND SO WOULD LIKE TO REQUEST NHSTA TO ADVISE.

NHTSA ID
10780144
Incident
Sep 1, 2015
Mileage
51,500 mi
BrakesElectrical
Filed Jun 25, 2014

2003 MERCEDES BENZ SL 500. CONSUMER WRITES IN REGARDS TO POSSIBLE FATAL FLAW IN VEHICLE. *SMD THE CONSUMER STATED, AS HE WAS BACKING OUT OF HIS DRIVEWAY, HE APPLIED THE BRAKE AND THEY FAILED. A RED LIGHT AND A SIGN INSTRUCTED HIM TO OBTAIN IMMEDIATE SERVICE. THE MECHANIC, KEPT THE VEHICLE FOR A WEEK, BUT WAS UNABLE TO ANYTHING WRONG WITH THE BRAKES. AT THE MECHANIC'S SUGGESTED, THE VEHICLE WAS TOWED TO THE DEALER. AFTER THE VEHICLE WAS THERE FOR A FEW DAYS, THE DEALERSHIP CALLED AND SAID THE PROBLEM WAS THE BATTERY HAD DIED. IT WAS A SECONDARY BATTERY WHICH SUPPLIED POWER TO EVERYTHING THAT CONSUMED ELECTRICITY, INCLUDING THE BRAKES IN HIS MODEL AND YEAR VEHICLE. SO, IF IT FAILED, SO WOULD THE BRAKES. *JB

NHTSA ID
10604251
Incident
Jun 2, 2014
Brakes
Filed May 6, 2014

TL* THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, HE ATTEMPTED TO ENGAGE THE BRAKES BUT THE PEDAL SANK TO THE FLOORBOARD ABNORMALLY. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN DIAGNOSED THAT THE BRAKE LINES NEEDED TO BE BLED AND THE BRAKE FLUID NEEDED TO BE REPLACED. ALSO, THEY ADVISED THAT THE BRAKE HYDRAULIC UNIT NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 224,679.

NHTSA ID
10586788
Incident
Apr 4, 2014
Mileage
224,679 mi
Brakes
Filed May 5, 2014

WHILE DRIVING AT APPROX. 20-35MPH I PRESSED THE BRAKE AND ALMOST WENT TO THE FLOOR WITH NO RESISTANCE. DASHBOARD INDICATES RED WARNING "STOP" BRAKE DEFECTIVE, STOP VEHICLE WITH YELLOW ABS WARNING LIGHT. AFTER I PULLED OVER, PARKED THE CAR AND SHUTTING DOWN THE ENGINE... WARNING LIGHTS, RED EMERGENCY "BRAKE" ILLUMINATED. AS WELL AS, REDUCED BRAKE EFFECT, START ENGINE AND FOLLOWED BY INCR BRAKING DISTANCE, START ENGINE. *TR

NHTSA ID
10586487
Incident
May 2, 2014
Mileage
96,935 mi
BrakesElectrical
Filed Jan 28, 2014

WHILE DRIVING TO WORK, I WAS GOING ABOUT 35 MPH WHEN THE DASH LIGHTS UP RED SAYING "SERVICE BRAKES, STOP VEHICLE, ETC". MY MECHANIC LOOKED OVER EVERYTHING TO DO WITH BRAKES AND COULD NOT FIX IT. HE CALLED MERCEDES OF TALLAHASSEE AND WAS TOLD IT WAS AN ELECTRICAL ISSUE THAT WAS A COMMON PROBLEM WITH THIS VEHICLE. IT DID HAVE A RECALL ON IT, BUT IT EXPIRED IN JULY LAST YEAR, JUST MY LUCK. SO I GOOGLED IT AND HAVE NOW FOUND TONS OF PEOPLE WITH THE SAME EXPERIENCE! HOW CAN THE VEHICLE SAFETY ADMINISTRATION LEGALLY ALLOW MERCEDES BENZ TO CONTINUE LETTING THIS HAPPEN TO PEOPLE? HOW MANY ACCIDENTS MUST TAKE PLACE, OR GOD FORBID DEATHS BEFORE SOMETHING IS DONE? I HAVE NO OPTION BUT TO PAY OUT OF POCKET TO HAVE THIS PIECE OF $100K JUNK FIXED AND PRAY IT NEVER HAPPENS AGAIN! MERCEDES BENZ AND THE VEHICLE SAFETY ADMINISTRATION BETTER PRAY THIS DOESN'T CAUSE AN ACCIDENT OR I WILL SUE THE [XXX] OUT OF BOTH! INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID
10561822
Incident
Jan 22, 2014
Mileage
47,000 mi
Brakes
Filed Sep 3, 2010
Crash reported

TL*THE CONTACT OWNS A 2003 MERCEDES SL500. THE CONTACT STATED THAT THE ABS WARNING LIGHT ILLUMINATED ON THE WARNING PANEL. THE DEALER REPAIRED THE ABS SWITCH SEAL AND ADDED SYNTHETIC HYDRAULIC FLUID TO THE VEHICLE TO CORRECT THE FAILURE. ONE MONTH LATER, THE ABS WARNING LIGHT ILLUMINATED. ON THE FOLLOWING DAY, WHILE DRIVING TO THE DEALER AT APPROXIMATELY 20 MPH AND DEPRESSING THE BRAKES, THE BRAKES WOULD NOT ENGAGE. THE BRAKE PEDAL FELL MUCH FARTHER INTO THE FLOORBOARD THAN USUAL. THE CONTACT WAS UNABLE TO STOP THE VEHICLE AND SLIGHTLY CRASHED INTO A CURB. SHE THEN COASTED INTO A PARKING LOT UNTIL SHE WAS ABLE TO ENGAGE THE EMERGENCY BRAKES AND COME TO A STOP. THE DEALER ADVISED THAT THE VEHICLE WAS INCLUDED IN NHTSA RECALL CAMPAIGN ID NUMBER:04V296000 (SERVICE BRAKES, HYDRAULIC). THE VEHICLE WAS LEFT WITH THE DEALER WHERE SHE WAS AWAITING A REPLACEMENT OF THE HYDRAULIC PUMP UNDER THE RECALL. THE FAILURE AND CURRENT MILEAGE WAS 57,000.

NHTSA ID
10353813
Incident
Aug 30, 2010
Mileage
57,000 mi
Brakes
Filed Sep 3, 2010

TL*THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. THE CONTACT WAS DRIVING APPROXIMATELY 20 MPH WHEN THE BRAKE WAS DEPRESSED, IT ABNORMALLY WENT TO THE FLOOR WITHOUT RESISTANCE TO THE BRAKE PEDAL PRESSURE. THERE WAS FIVE PERCENT BRAKING ABILITY. THE VEHICLE WOULD NOT SLOW DOWN. WHEN THE EMERGENCY BRAKE WAS ENGAGED THE VEHICLE CAME TO A STOP. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER WHERE THEY STATED THAT THE FAILURE WAS CONTRIBUTED TO THE SENSOTRONIC BRAKE CONTROL PUMP. THE TECHNICIAN ADVISED THE CONTACT THAT THE FAILURE WAS A COMMON ISSUE. THE VEHICLE WAS NOT REPAIRED; AND THE CONTACT PLANNED TO SELL THE VEHICLE DUE TO THE SAFETY HAZARD. THE MILEAGE WAS APPROXIMATELY 42,000. THE VIN WAS UNAVAILABLE. UPDATED 01/13/11*LJ UPDATED 01/27/11*JB

NHTSA ID
10353754
Incident
Sep 2, 2010
Mileage
42,000 mi
Brakes
Filed Oct 3, 2007

TL*THE CONTACT OWNS A 2003 MERCEDES BENZ SL500. WHILE DRIVING 60 MPH, THE BRAKES FAILED WHEN THE BRAKE PEDAL WAS DEPRESSED. WHEN THE BRAKES FINALLY BEGAN TO OPERATE, THE ABS, COOLANT, AND ESP LIGHTS ILLUMINATED. THE VEHICLE WAS TOWED TO A DEALER, BUT NO REPAIRS WERE MADE. THE CURRENT AND FAILURE MILEAGES WERE 17,889.

NHTSA ID
10204788
Incident
Oct 3, 2007
Mileage
17,889 mi

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.

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Elsewhere on this vehicle

Data sources

Data on this page last refreshed .