Tl* the contact owns a 2011 Mercedes-benz s63. While the vehicle was parked, the contact was informed that the vehicle was on fire. The contact stated that the fire originated from the front of the vehicle. The fire department extinguished the fire and a fire report was filed. The vehicle was towed to an authorized Mercedes benz dealer. The vehicle was not diagnosed or repaired. The manufacturer…
2011 Mercedes-Benz S-Class electrical problems
severe 4 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Complaints
4
Recalls
0
Avg fix
$850
1fire
When does it fail?
Of the 4 electrical complaints filed for the 2011 Mercedes-Benz S-Class, here's the actual mileage breakdown — failures cluster heaviest at 100,000-125,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
No new NHTSA electrical complaint has been filed on this vehicle in over 9 years — the issue may be aging out of the active population.
What owners are reporting 4 most recent
Tl* the contact owns a 2011 Mercedes-benz s400. The contact noticed a flashing indicator on the instrument panel related to the vehicle overheating. A second unknown warning indicator also illuminated. The dealer (park place motorcars Mercedes-benz arlington, 4201 beltway pl, arlington, tx 76018, 817-807-4800) diagnosed that oil leaked into a module and diagnostic testing was needed. The vehicle…
Tl* the contact owns a 2011 Mercedes-benz s550. While driving 70 MPH, the vehicle accelerated up to 110 MPH on its own. The rear of the vehicle rattled without warning. On another occasion, all the warning indicators failed to illuminate and the GPS provided incorrect information. The vehicle was taken to a dealer, but they could not duplicate the failure. The vehicle was not repaired. The…
Tl* the contact owns a 2011 Mercedes-benz s400. While driving at an unknown speed, the vehicle stalled without warning. The vehicle was taken to Mercedes-benz of tampa (4400 n dale mabry hwy, tampa, fl 33614) where it was diagnosed that the power electronic control module failed. The vehicle was not repaired. The contact referenced tsb number: 10050865 (electrical and air conditioning), but the…
Had electrical trouble with your 2011 Mercedes-Benz S-Class?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2011 Mercedes-Benz S-Class?
It's a meaningful issue. 4 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Based on the 4 complaints filed, electrical issues most often appear around 111,667 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2011/Mercedes-Benz/S-Class.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.