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: 2 of 2 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 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Suspension. Review the 1 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 reports1 fire reports0 injury reports
What owners actually said
2 reports
40,000 miles · Mar 21, 2012
Electrical SystemFire
TL* THE CONTACT OWNS A 2009 MERCEDES BENZ E300. WHILE PARKED, THE BRAKE WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT INSPECTED THE VEHICLE AND NOTICED THAT THE WIRING HARNESS WAS OVERHEATING ON THE PASSENGER SIDE, CAUSING THE CIRCUIT BOARD AND WIRES TO MELT. THE DRIVER SIDE HAD A BLACK HOLE DEVELOPING IN THE CI…
Read full complaint
TL* THE CONTACT OWNS A 2009 MERCEDES BENZ E300. WHILE PARKED, THE BRAKE WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE CONTACT INSPECTED THE VEHICLE AND NOTICED THAT THE WIRING HARNESS WAS OVERHEATING ON THE PASSENGER SIDE, CAUSING THE CIRCUIT BOARD AND WIRES TO MELT. THE DRIVER SIDE HAD A BLACK HOLE DEVELOPING IN THE CIRCUIT BOARD. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTICS. THE TECHNICIAN STATED THAT THE WIRING HARNESS AND CIRCUIT BOARD WOULD HAVE TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.
NHTSA ODI #10452566
194,560 miles · Jan 10, 2011
Suspension
HAD A SPRING PERCH FAILURE ON THE FRONT LEFT SIDE WHILE I WAS REVERSING OUT OF MY DRIVEWAY IN THE MORNING. THE SPRING FELL ON THE GROUND AND THE BODY OF THE CAR RESTED ON THE WHEEL. MY LOCAL MECHANIC DIAGNOSED THE ROOT CAUSE AS RUST WHERE THE PERCH ATTACHES TO THE FRAME.
NHTSA ODI #10376126
Official recalls
0
No 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
0
No exact-year investigations in this snapshot.
2009 Mercedes Benz E300 Problems, Complaints & Recalls | Skip That Year