EN

2012 Mercedes-Benz S-Class 4 DR RWD

3
Recalls
12
Complaints

Safety Ratings.

NHTSA’s 5-Star Safety Ratings help consumers compare vehicle safety when searching for a car. More stars mean safer cars.

Frontal Crash
Side Crash
Rollover
Overall Front Star Rating

Combines Driver and Passenger star ratings into a single frontal rating. The frontal barrier test simulates a head-on collision between two similar vehicles, each moving at 35 mph.

Front Driver Side
Front Passenger Side
Overall Side Star Rating

Combines Side Barrier and Side Pole Star Ratings into a single side rating.

Driver
Passenger
Overall Side Pole Star Rating

Combines Side Barrier and Side Pole Star Ratings into a single side rating.

Rollover Star Rating

The Rollover Resistance test measures the risk of rollover in a single-vehicle, loss-of-control scenario.

Complaints
Recalls

12 Complaints

for 2012 MERCEDES-BENZ S-CLASS
04/23/2021
Components: STEERING,ENGINE
Incident Date: 04/21/2021
Crash: No
Fire: Yes
Vehicle Identification Number: WDDNG9EB4CA******
Summary

VEHICLE CUT ON FIRE WHILE SITTING LUCKY OUTSIDE, THE CORNER OF ENGINE PASSENGER SIDE BELLOW THE HEADLIGHT STORES THE SUSPENSION AIR PUMP AND ELECTRIC HYDRAULIC STEERING PUMP.. BASE ON MY INSPECTION THE EHPS HEATED AND SET ON FIRE.SOMEONE SAW THE CAR ON FIRE AND CALLED FIRE DEPT.. CAR WAS LOCK AND STORE AFTER HOURS

11/21/2019
Components: ENGINE
Incident Date: 06/01/2019
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB9CA******
Summary

ENGINE HAS OIL LEAK SIMILAR TO MANY 2011-2012 DIESEL MODEL.

09/09/2019
Components: FUEL/PROPULSION SYSTEM
Incident Date: 08/30/2019
Crash: No
Fire: No
Vehicle Identification Number: WDDNG7DBXCA******
Summary

TL* THE CONTACT OWNS A 2012 MERCEDES-BENZ S550. WHILE THE VEHICLE WAS STATIONARY IN A PARKING LOT, THE CONTACT SMELLED FUEL FROM THE REAR OF THE VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. ON SEPTEMBER 5, 2019, THE CONTACT WAS ALERTED BY SOMEONE OF A FUEL LEAK UNDER THE REAR OF THE VEHICLE. UPON INVESTIGATION, THE CONTACT ASSOCIATED THE FAILURE WITH NHTSA CAMPAIGN NUMBER: 12V557000 (FUEL SYSTEM, GASOLINE). THE CONTACT CALLED MERCEDES-BENZ OF ARROWHEAD (LOCATED AT 9260 W BELL RD, PEORIA, AZ 85382, (623) 815-3900) AND NOTIFIED THEM OF THE FAILURE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 86,000.

04/09/2019
Components: ENGINE
Incident Date: 03/31/2019
Crash: No
Fire: No
Vehicle Identification Number: WFFNH9RB3CA******
Summary

THERE IS AN PLASTIC PLUG IN THE OIL SYSTEM THAT LEAKS OIL FROM THE ENGINE ON TO THE EXHAUST MANIFOLD. THIS WAS REPORTED BECAUSE OF INCREASED OIL CONSUMPTION, VAPOR IN THE ENGINE SPACE AND A SMELL OF BURNED OIL. THE PLASTIC PLUG IS KNOWN TO LEAK AND MERCEDES DOES NOTHING ABOUT THIS DURING WARRANTY AND INSTEAD WAITS UNTIL THE VEHICULAR IS OUT OF WARRANTY CAUSING AN INCREASED TIME FOR A FIRE POTENTIAL. THIS CAR IS DRIVEN ON CITY STREETS AND HIGHWAYS WITH THIS FIRE POTENTIAL.

01/08/2019
Components: ELECTRICAL SYSTEM,ELECTRONIC STABILITY CONTROL,ENGINE
Incident Date: 12/20/2018
Crash: No
Fire: No
Vehicle Identification Number: WDDNG9FB6CA******
Summary

VEHICLE STALLS INTERMITTENTLY IN TRAFFIC, INTERSECTIONS. VEHICLE STARTS INTERMITTENTLY, RUN, OPERATES HOWEVER, STALLS WHEN TRANSITIONING FROM STOPPED POSITION TO ACCELERATION. A KNOWN DEFECT PURSUANT TO MERCEDES BENZ SERVICE CAMPAIGN 2012080004. PRESENTED VEHICLE TO MERCEDES BENZ FOR REPAIR. THEY CONFIRMED THAT THE VEHICLE WAS EXPERIENCING THE PROBLEMS DESCRIBED IN THE CAMPAIGN AND REQUIRED THE REPLACEMENT POWER ELECTRONICS MODULE HOWEVER, THEY REFUSED TO COVER THE REPAIR OF THE VEHICLE AND PRESENTED ME AN $11K ESTIMATE FOR REPAIR. MERCEDES BENZ MANUFACTURER REFUSING TO HONOR KNOWN DEFECT RECALL. EXTREME BAD FAITH.

11/28/2016
Components: POWER TRAIN,ENGINE
Incident Date: 11/23/2016
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB3CA******
Summary

I DID SOME RESEARCH ON MERCEDES 3.0L DIESEL MOTORS AND THERE SEEMS TO BE AN ISSUE WITH THE SEAL FAILING ABOUT 50,000 MILES CAUSING THE MOTOR TO LEAK OIL AND THE SEAL AS WELL AS THE OIL COOLER NEED TO BE REPLACED. IT IS SUCH A COMMON PROBLEM ON THE 3.0L DIESEL ENGINES THAT WHEN YOU CALL ANY REPAIR SHOP THE FIRST THING THEY ASK IS IF THE CAR IS A DIESEL. ALSO THE SEAL REPLACEMENT IS ALL OVER THE MERCEDES BLOGS SAYING THE SAME ISSUE ON THE 3.0L DIESELS. THOUGHT IT MIGHT BE SOMETHING TO LOOK INTO AS IT IS AN ENGINE SEAL PROBLEM AND IS OCCURRING CONSISTENTLY IN ALL THE 3.0L DIESELS IN THE S CLASS, E CLASS, ML CLASS, G CLASS. ALL MODELS THAT MERCEDES SOLD THE 3.0L ENGINE IN THE US.

11/16/2016
Components: VEHICLE SPEED CONTROL,FUEL/PROPULSION SYSTEM
Incident Date: 08/26/2016
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB5CA******
Summary

"TAKATA RECALL" THE VEHICLE SLIPS INTO A LIMP MODE WHILE DRIVING. THIS HAVE HAPPENED SEVERAL TIMES. I'M TAKING IT TO THE MB DEALER THIS WEEKEND. 11/16/2016. 57KMILES

08/30/2016
Components: FUEL/PROPULSION SYSTEM
Incident Date: 07/22/2016
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB9CA******
Summary

VEHICLE ENTERED LIMP HOME MODE WHILE ENTERING INTERSECTION. DEALERSHIP SAID CODES DID NOT INDICATE AN ISSUE AND COULD NOT REPRODUCE PROBLEM. ONLY ACTIONS TAKEN WAS A COMPUTER TEST AND ROAD TEST. AFTER LEAVING THE DEALER, THE VEHICLE ENTERED THE LIMP HOME MODE AGAIN THIS TIME ON THE HIGHWAY. DEALER THEN REPLACED TWO SENSORS AT THE TURBO. AFTER RETURNING THE VEHICLE TO ME, IT ENTERED THE LIMP HOME MODE AGAIN, ALSO WHILE DRIVING ON THE HIGHWAY. THIS TIME, DEALER REPLACED THE TURBO WHEN IT WAS BROUGHT BACK IN FOR REPAIR. THE VEHICLE STILL ENTERED THE LIMP HOME MODE AFTER THIS REPAIR. SO THE DEALER HAS ALSO REPLACED THE CATALYTIC CONVERTER. PROBLEM STILL PERSISTED AND CAUSED A HOSE TO RUPTURE. THIS WAS REPLACED AND THE PROBLEM STILL PERSISTS AFTER A MONTH OF TROUBLESHOOTING AND PARTS REPLACING.

03/30/2016
Components: POWER TRAIN
Incident Date: 03/22/2016
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB7CA******
Summary

WHILE DRIVING AT FREEWAY SPEEDS CAR WENT INTO LIMP MODE. ENGINE RMP WERE LIMITED TO 1500RPM AND SPEED DROPPED TO 25MPH.THIS HAPPENED 3 TIMES DURING WEEK OF 3/14/16 AND AGAIN ON 3/22/16. HAD TO MAKE DEFENSIVE EMERGENCY MANEUVER TO STEER THE CAR AWAY FROM THE TRAFFIC LANES AND STOP ON THE SIDE OF THE FREEWAY. WAS ALMOST REAR ENDED BY A SEMI. CAR HAD TO BE TURNED OFF AND RESTARTED TO COME BACK TO NORMAL DRIVING MODE. CAR WAS TAKEN TO MERCEDES DEALER AND IT WAS DIAGNOSED TO BE A BAD TORQUE CONVERTER CAUSING THIS LIMP MODE. DEALER REPAIRED THE CAR BY REPLACING THE TORQUE CONVERTER. THERE WAS NO CHECK ENGINE LIGHT. WHEN THE DEALER HOOKED UP THEIR COMPUTER THERE WERE CODES FOR BAD TORQUE CONVERTER.

04/21/2015
Components: VEHICLE SPEED CONTROL,ENGINE
Incident Date: 04/01/2015
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DBXCA******
Summary

TL* THE CONTACT OWNS A 2012 MERCEDES BENZ S350. WHILE DRIVING APPROXIMATELY 65 MPH, THE VEHICLE DECELERATED WITHOUT WARNING. THE CONTACT THEN COASTED OVER TO THE EMERGENCY LANE AND THERE WERE NO WARNING LIGHTS ILLUMINATED. THE VEHICLE RESTARTED; HOWEVER, THE FAILURE RECURRED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN DIAGNOSED THAT THE SIDE CHARGE AIR HOSE INTO THE THROTTLE ACTUATOR WAS TORN AND CAUSED THE LOSS OF HOSE PRESSURE. BOTH THE LEFT AND RIGHT HOSE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.

04/03/2015
Components: UNKNOWN OR OTHER
Incident Date: 03/14/2015
Crash: No
Fire: No
Vehicle Identification Number: WDDNG8DB4CA******
Summary

WHEN I CLOSED THE HOOD, A SECTION OF THE RADIATOR GRILL BROKE. *TR

04/11/2012
Components: POWER TRAIN
Incident Date: 03/01/2012
Crash: Yes
Fire: No
Summary

2012 MERCEDES S550. CONSUMER STATES VEHICLE SLID BACKWARDS IN PARKING LOT *TGW THE CONSUMER STATED THE SAFETY ISSUE WAS REGARDING THE VEHICLE BEING PUT IN THE NEUTRAL POSITION AFTER TURNING OFF THE ENGINE. THE CONSUMER STATED THREE WEEKS AGO, HE HAD THE MISFORTUNE OF PARKING HIS VEHICLE IN A PARKING LOT. WITHOUT OPENING THE DOOR, HE TURNED OFF THE ENGINE AND WHEN HE REMOVED HIS FOOT FROM THE BRAKE, THE VEHICLE SLID BACKWARDS AND HIT ANOTHER VEHICLE. BOTH VEHICLES WERE DAMAGED. THE CONSUMER STATED THE MINUTE THE ENGINE IS TURNED OFF, THE VEHICLE SHOULD BE PUT IN THE ELECTRONIC PARKING POSITION, RATHER THAN NEUTRAL.*JB

0 Recalls

for 2012 MERCEDES-BENZ S-CLASS

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