IllustrationVehicle stall - engine cut off - on highway at speed (50-55miles/hr) posing driver and passenger safety. No OBD error code or ECU error Similar incidents reported by Mercedes owners S500 model across USA As posted on Mercedes forums.
2006 Mercedes Benz S500
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all S500 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
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When problems were reported
Mileage at the reported incident
Limited mileage data: 10 of 12 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Engine. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Power Train. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
12 reportsSafety issues 1. Engine shuts off while driving. No error codes. Starts again with key and drives fine. 2. Steering locks while driving - maneuvering a turn. Stopped the car. Turn ignition off. Turn ignition on Everything works fine.
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ S500. THE CONTACT STATED THAT WHILE DRIVING AT 50 MPH, THE ENGINE STALLED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE POSITION SENSOR FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE …
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TL* THE CONTACT OWNS A 2006 MERCEDES BENZ S500. THE CONTACT STATED THAT WHILE DRIVING AT 50 MPH, THE ENGINE STALLED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE POSITION SENSOR FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 68,085. UPDATED 01/11/2017*CT
TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ S500. WHILE DRIVING 20 MPH WITH THE BRAKE PEDAL DEPRESSED, THE VEHICLE JERKED BEFORE COMING TO A HALT. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUF…
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TL* THE CONTACT OWNS A 2006 MERCEDES-BENZ S500. WHILE DRIVING 20 MPH WITH THE BRAKE PEDAL DEPRESSED, THE VEHICLE JERKED BEFORE COMING TO A HALT. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 60,000.
WHILE DRIVING THE CAR THE FRONT END DROPPED MAKING IT VERY DIFFICULT TO STEER. HAD TO SLOWLY MOVE TO THE RIGHT LANE WHILE TRAFFIC IS GOING 70. THIS COULD HAVE KILLED ME.
THIS PROBLEM HAPPEN THREE TIMES IN ABOUT 6 MINUTES IN ONE NIGHT. WHILE DRIVING AT 70 MILES PER HOUR. THE ENGINE CUT OFF, ALMOST BEFORE I KNEW WHAT HAPPEN THE ENGINE STARTED BACK RUNNING. IN LESS THAN A MINUTE IT HAPPEN AGAIN. THE ENGINE CUT OUT THEN STARTED BEFORE I COULD DO ANYTHING. THE THIRD TIME IT CUT OUT COMPLETE AND STAYE…
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THIS PROBLEM HAPPEN THREE TIMES IN ABOUT 6 MINUTES IN ONE NIGHT. WHILE DRIVING AT 70 MILES PER HOUR. THE ENGINE CUT OFF, ALMOST BEFORE I KNEW WHAT HAPPEN THE ENGINE STARTED BACK RUNNING. IN LESS THAN A MINUTE IT HAPPEN AGAIN. THE ENGINE CUT OUT THEN STARTED BEFORE I COULD DO ANYTHING. THE THIRD TIME IT CUT OUT COMPLETE AND STAYED OFF. I WAS ABLE TO MOVE THE SIDE OF THE ROAD AND STOP AND RESTART THE CAR. IT WAS VERY SCARY, ALL THE LIGHTS WERE OFF AND I WAS ON A BUSY HIGHWAY AT NIGHT. IT'S HAPPEN BEFORE ABOUT A YEAR AGO. I MENTION IT TO THE DEALER, THEY ACTED AS IF IT WAS NOTHING THEY WERE AWARE OF. *TR
WENT OUT TO THE CAR TO GO TO THE PHARMACY TO GET MY ASTHMA MEDS AND THE CAR WAS DOWN ON THE GROUND,TOTALLY DEFLATED SHOCKS. START CAR AND RISES TO HEIGHT BUT SINKS WHEN CAR IS OFF, THIS IS A DANGER IF DRIVING ON THE HIGHWAY AT 55 MPH, I HAVE A WIFE AND A YOUNG SON. I FEEL THAT THE DEALERS SHOULD RECALL AND FIX THIS PROBLEM CORRE…
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WENT OUT TO THE CAR TO GO TO THE PHARMACY TO GET MY ASTHMA MEDS AND THE CAR WAS DOWN ON THE GROUND,TOTALLY DEFLATED SHOCKS. START CAR AND RISES TO HEIGHT BUT SINKS WHEN CAR IS OFF, THIS IS A DANGER IF DRIVING ON THE HIGHWAY AT 55 MPH, I HAVE A WIFE AND A YOUNG SON. I FEEL THAT THE DEALERS SHOULD RECALL AND FIX THIS PROBLEM CORRECTLY, AND NOT HAVE PEOPLES LIVES IN DANGER ON THE ROADS OF AMERICA, ANY HELP WOULD GREATLY BE APPRECIATED. THANK YOU , A CAUTIOUS DRIVER. *TR
MY TRANSMISSION WOULD NOT SHIFT OUT OF SECOND GEAR. I TURNED IT OFF AND BACK ON AND IT DID NOT CLEAR. I GOT A "PRE-SAFE UNAVAILABLE" MESSAGE. I DID SOME RESEARCH AND LEARNED THIS IS A "TRANSMISSION CONTROL MODULE" FAILURE. IT IS VERY UNSAFE IN THAT THE CAR CANNOT KEEP UP WITH TRAFFIC AND IS A DANGER TO MYSELF AND OTHERS. *TR
TL* THE CONTACT OWNS A 2006 MERCEDES BENZ S500 WITH YOKOHAMA ADVANCE S4 TIRES, TIRE SIZE P265/40R18. THE CONTACT STATED THAT THE REAR PASSENGER TIRE EXPLODED WHILE DRIVING APPROXIMATELY 65 MPH. THREE MONTHS PRIOR TO THE FAILURE, THE CONTACT REPLACED THE REAR DRIVER SIDE TIRE FOR THE SAME FAILURE. THE CONTACTS ROADSIDE ASSISTANCE…
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TL* THE CONTACT OWNS A 2006 MERCEDES BENZ S500 WITH YOKOHAMA ADVANCE S4 TIRES, TIRE SIZE P265/40R18. THE CONTACT STATED THAT THE REAR PASSENGER TIRE EXPLODED WHILE DRIVING APPROXIMATELY 65 MPH. THREE MONTHS PRIOR TO THE FAILURE, THE CONTACT REPLACED THE REAR DRIVER SIDE TIRE FOR THE SAME FAILURE. THE CONTACTS ROADSIDE ASSISTANCE INSTALLED THE SPARE TIRE AND THE VEHICLE WAS THEN TAKEN TO A PRIVATE MECHANIC WHO REPLACED THE TIRE WITH ANOTHER BRAND BECAUSE THE ORIGINAL BRAND WAS UNAVAILABLE. THE MANUFACTURER ADVISED THE CONTACT THAT IT WOULD TAKE SIX WEEKS FOR THE TIRE TO ARRIVE. THERE WERE NO RECALLS OR WARRANTIES. THE FAILURE MILEAGE WAS 50,000. THE VIN WAS UNAVAILABLE.
THE TELEMATICS DEVICE IN MY 2006 MB S500 SPONTANEOUSLY MALFUNCTIONED. NO KNOWN EVENTS LEAD UP TO THE FAILURE, TOTAL LOSS OF INFORMATION AND SAFETY UPLINK, TOTAL LOSS OF NEW $300 MBRACE SUBSCRIPTION VALUE, AS OF 21 MAR 2011, NOTHING DONE TO CORRECT OTHER THAN CALL TO DEALER. WAS A PRIOR RECALL DONE THAT WOULD HAVE IMPACTED THE VE…
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THE TELEMATICS DEVICE IN MY 2006 MB S500 SPONTANEOUSLY MALFUNCTIONED. NO KNOWN EVENTS LEAD UP TO THE FAILURE, TOTAL LOSS OF INFORMATION AND SAFETY UPLINK, TOTAL LOSS OF NEW $300 MBRACE SUBSCRIPTION VALUE, AS OF 21 MAR 2011, NOTHING DONE TO CORRECT OTHER THAN CALL TO DEALER. WAS A PRIOR RECALL DONE THAT WOULD HAVE IMPACTED THE VEHICLE TELEMATICS UNIT OR THE ASSOCIATED VEHICLE ELECTRICAL SYSTEM? *TR
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.