Several Mercedes-Benz models do not have an oil dipstick. Measure the oil level via the instrument cluster.
A secure vehicle with jack stands and block the rear wheels.
Jack up the Mercedes-Benz and secure it with jack stands. Place the car in the park. Block the rear wheels to prevent the vehicle from rolling back.
Pull the hood release and open the hood.
Remove the front part of the engine cover. The front part of the engine cover pops up.
Remove the panel under the engine. This is also called the splash shield. There are three panels—one behind the bumper, one below the engine, and one under the transmission. Remove the panel that's under the engine. It is held in place with several 8mm screws.
Remove the oil drain plug. Use a 13mm socket and ratchet to remove the oil drain plug and drain the engine oil. Caution: Engine oil may be hot.
Remove the oil filter. Use an oil removal tool to unscrew the oil housing by turning it counterclockwise.
Carefully lift the filter and place a rug under it to avoid drips on the engine.
Replace all the O rings use a small flathead screwdriver.
Install the new filter. Make sure the first line on the oil filter is covered and the second line is near the filter cap. Use a little force to get the filter in the correct position.
Install the oil filter on the car. Fore you insert the filter, make sure the first mark on the filter is covered; the second line should be barely noticeable.
Install the oil drain plug. Replace oil drain plug washer. Install the oil drain plug and torque it to 30 Nm.
Install the splash shield. Don't forget to install all of the screws.
Remove the oil filter cap and add engine oil. Add 7 quarts of engine oil to start with and check the level. Add oil as needed.
Lower the vehicle and check the engine oil level via the buttons on the steering wheel. If needed, add oil to bring the level to the recommended level.
The instructions in this guide will help owners of 2004 present Mercedes-Benz, including models such as C-Class, E-Class, CLC Class, SLK-Class, CLS Class, E Class, SL Class, Viano, R-Class, S-Class, ML-Class.
List of cars with the M272/M273 engine. Please note that the oil capacity may vary slightly between models. Before you start changing Mercedes engine oil, verify engine oil capacity on your owner's manual.