2009 Mercedes Benz E300

Owner complaints

What owners report most

1. Electrical system1
2. Suspension1

Latest complaints

• Mar 21, 2012FL40,000 miFire
  Electrical system
  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…

  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.

• Jan 10, 2011MA194,560 mi
  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.

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 10136035Complaints about poor wiping effect of winshield wiper
• 10044181Xentry: rattling/thumping noises from the area of the steering on rough roads or when driving over road undulations. No model years given. Also included models 168 and 172.
• 10039256Mercedes-benz: the malfunction light IS on with multiple possible trouble codes stored. There could be a problem with the camshaft and/or scoring of a piston.
• 10039255Mercedes-benz: the rear door cannot be opened from the outside in cold temperatures. The window guide rail of the door freezes.
• 10039254Mercedes-benz: there IS a transmission trouble code stored. It IS a diagnostic problem with the wet start-up clutch.
• 10039252Mercedes-benz: the front seat belt catches when pulled out, because the strap was not guided back properly. Happens on both the passenger and driver's side. Updated 5/22/2012.
• 10038977Mercedes-benz: the auto-transmission switches to limp home mode or has no power. There are multiple possible fault codes. A piston may be damaged.
• 10038218Mercedes-benz: software update for heater lines.
• 10038024Mercedes-benz: there are defective connecting cables that are draining the airmatic compressor causing the airmatic light to come on.
• 10037983Mercedes-benz: curve illumination IS inoperative.
• 10037408Mercedes-benz: shock absorber procedure.
• 10034625Mercedes (xentry): engine makes noise, ticking/crackling at idle speeds up to approx. 1500 rpm. Run in effect of 1ST crankshaft main bearing. Models 211, 219, 164, 251, 203, 204, 209, 221, 461 and 463. No model years listed.
• 10034488Xentry(mercedes): sbc control unit cannot be programmed. The sbc control unit IS aborted at 20% progress. Due to a defective electronic component in the sbc module, communication between the sbc module and the sbc control unit (a7/3n1) IS not possible. The sbc module IS a separate part of the sbc programming adapter special tool kit. No model years listed.
• 10034306Mercedes: airbag durability and reliability. Air bag srs control module (N2/2) does not have a set shelf life and will normally be reliable for the life of a vehicle. With 164, 216 221, 251 and newer, the airbag control unit can be reset five times. With modes 202, 210 and newer, the airbag control unit can be reset three times. Earlier models would have to have their airbag control unit and triggered restrain components changed only after an accident. No models or model years listed.
• 10032370Mercedes benz: all model 202, 208, 210 equipped with code 472A (electronic stability program) esp indicator lamp illuminated/fault code c1401 or c1405. No model years listed.

Every Mercedes Benz E300 model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.