Change engine oil and oil filter on Mercedes B-Class

Open the hood and wedge it using the yellow rod.

The filler cap is located on the left of the air filter.

The cap must be removed to facilitate the flow of oil.

Slide under the car and remove the cap using a 13mm wrench.

Place a container under the hole to collect the oil.

Replace the plug and gasket with a new plug and gasket.

Tighten the cap with the torque wrench to 3 daNm.

Remove the cap, place a funnel and pour in a maximum of 5.8 litres of 5W30 engine oil to MB 129.51 standard.

I only put 5.4 liters. There is always oil left in the engine!

The oil filter is located under a plastic cover to the left of the engine.

You have to remove the air inlet collar to have more space!

With a 27 socket and an extension, you have to unscrew the plastic cover.

The cover containing the filter must be unscrewed by hand.

Then take the whole thing out.

Remove the old filter by pulling it backwards.

Remove the two O-rings with a screwdriver.

The installation of the filter and the O-rings is carried out in the reverse order of removal.

Screw the assembly back together by hand.

Tighten using a 27 socket and a torque wrench set to 2.5 daNm.

The oil dipstick is located on the left above the air filter housing.

Pull the gauge out.

Check the oil level, which should be between the max and min marks. The level is here. (red arrow)