POWER ELECTRONIC CONTROL UNIT MALFUNCTION. CAR WILL NOT CRANK/ NO START. CAR WAS STATIONARY-PARKED.
2010 MERCEDES-BENZ S400
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 S400 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 13 of 16 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.
- Electrical System. Review the 10 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel/propulsion System. 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.
Engine complaints
3 reportsTHE S400 HYBRID HAS A HABIT OF STALLING WHEN IN A STOP POSITION. THIS REQUIRES A COMPLETE RE-START AT A STOP LIGHT OR AFTER HAVING COME TO A COMPLETE STOP. IN ADDITION THE AIR CONDITIONING SHUTS OFF AND DOES NOT COME BACK ON UNTIL YOU STOP FOR A FEW MINUTES AND RE-START THE VEHICLE. THE CAR STALLING IS VERY UN-SAFE. THE CA…
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THE S400 HYBRID HAS A HABIT OF STALLING WHEN IN A STOP POSITION. THIS REQUIRES A COMPLETE RE-START AT A STOP LIGHT OR AFTER HAVING COME TO A COMPLETE STOP. IN ADDITION THE AIR CONDITIONING SHUTS OFF AND DOES NOT COME BACK ON UNTIL YOU STOP FOR A FEW MINUTES AND RE-START THE VEHICLE. THE CAR STALLING IS VERY UN-SAFE. THE CAR STALLS AT A STOP POSITION.
PURCHASED A MERCEDES BENZ S400 HYBRID LAST YEAR WITH 20,000 MILES DRIVEN. THIS CAR RETAILS NEW FOR $119,000. THE CAR HAS NOW BEEN IN THE SHOP AT EWING MERCEDES BENZ OF PLANO SINCE MAY 2013 OVER 6 TIMES FOR THE SAME ENGINE LIGHT AND CODE. THEY ARE UNABLE TO REPAIR THE VEHICLE AFTER EXTENSIVE TESTING FROM THE DIRECTOR OF SERVICE O…
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PURCHASED A MERCEDES BENZ S400 HYBRID LAST YEAR WITH 20,000 MILES DRIVEN. THIS CAR RETAILS NEW FOR $119,000. THE CAR HAS NOW BEEN IN THE SHOP AT EWING MERCEDES BENZ OF PLANO SINCE MAY 2013 OVER 6 TIMES FOR THE SAME ENGINE LIGHT AND CODE. THEY ARE UNABLE TO REPAIR THE VEHICLE AFTER EXTENSIVE TESTING FROM THE DIRECTOR OF SERVICE OVERSIGHT. SINCE THESE REPAIRS MERCEDES BENZ CORPORATE IN GERMANY TOOK THE CAR OFF THE MARKET AND NO LONGER MAKE IT AVAILABLE FOR PURCHASE IN THE UNITED STATES. EWING GAVE ME AN APPRAISAL THIS AFTERNOON FOR THE VEHICLE AND IT HAS DROPPED 50% OF ITS VALUE SINCE I PURCHASED IT ON 11/02/2012 BECAUSE THE ABOVE MENTIONS. MERCEDES BENZ OFFERED TO GIVE $2,000.00 FOR THEIR TRADE ASSIST PROGRAM YET I AM UPSIDE DOWN AFTER JUST A YEAR AND THEY NO LONGER OFFER THIS MODEL? SO MUCH FOR GOING GREEN TO SAVE THE PLANET, MYSELF GAS OR BEING EFFICIENT I HAVE NOT EVEN ENJOYED THE LUXURY THIS VEHICLE STATED IT ALLOWED WHEN PURCHASED.. ID LIKE JUSTICE AND THIS TO BE REVIEWED ON A HIGHER LEVEL SO THAT OTHER CONSUMERS DO NO MAKE THE SAME DECISION I DID. FURTHER INFORMATION I HAVE BEEN A CUSTOMER OF EWING FOR OVER 10 YEARS OWNING EVERY MODEL THEY OFFER BESIDES THE CLS AND E CLASS. I HAVE OWNED C CLASS, R CLASS, ML CLASS, CURRENTLY OWN GL CLASS AND S CLASS.. THIS IS THE TYPE OF CUSTOMER APPRECIATION I AM GIFTED AFTER SO MANY LOYAL YEARS AS A CUSTOMER???? *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.
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