Mercedes-Benz

Checking the engine oil level using the on-board computer

Requirements:

the engine has been warmed up.
the vehicle is parked on a level surface.
The engine is running at idle speed.

The engine oil level is determined during driving. Determining the engine oil level can take up to 30 minutes with a normal driving style and even longer with an active driving style.

On-board computer:

You will see one of the following messages on the multifunction display:

Engine oil level Measuring now: measurement of the oil level is not yet possible.

Repeat the request after a maximum of 30 minutes' driving.

Engine oil level OK and the bar display for indicating the oil level on the multifunction display is green and is between "min" and "max": the oil level is correct.

Engine oil level Add 1.0 l and the bar display for indicating the oil level on the multifunction display is orange and is below "min":

Add 1 l of engine oil.

Reduce engine oil level and the bar display for indicating the oil level on the multifunction display is orange and is above "max":

Drain off any excess engine oil that has been added. To do so, consult a qualified specialist workshop.

For engine oil level turn on ignition

Switch on the ignition to check the engine oil level.

Engine oil level System inoperative: The oil level sensor is defective or not connected.

Consult a qualified specialist workshop.

Engine oil level System currently unavail.

Close the bonnet.