2009 Mercedes-Benz E350 4MATIC Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2009 Mercedes-Benz E350 4MATIC
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2009 Mercedes-Benz E350 4MATIC ProblemsInternal Component Failure May Cause Rough Shifting
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition, most commonly going up from first to second gear and going down from third to second or second to first gear. Our technicians tell us this is due to an internal component failure. Mercedes has released updated parts; the transmission will need to be removed and disassembled to complete the necessary repairs.
The camshaft adjuster solenoid (which is related to the variable valve timing system) may fail or timing chain/balance shaft components may wear, resulting in illumination of the Check Engine Light and various drivability issues. Mercedes-Benz has released a service bulletin outlining specific repair instructions depending on fault codes stored.
A failed digital heater control valve can cause a lack of heat output from the climate control system.
2009 Mercedes-Benz E350 4MATIC Questionswhy car makes no sound when I turn key and wont start? (1 answer)
changed glove box bulb while car was running car cut off now wont start and esp inoperative show in message center. when I turn key car makes no sound but everything works.
2009 Mercedes-Benz E350 4MATIC RecallsLoad Leveling Rear Suspension Connecting Rod May Fail
On certain station wagon models, a connecting rod for the load leveling rear suspension system may fail. This could result in reduced vehicle control, increasing the risk of a crash. Dealers will inspect and replace the level control connecting rod as necessary to correct this concern.