Air filter change Mercedes-Benz CLS 2005 - 2009 | Haynes Manuals

Air filter change Mercedes-Benz CLS 2005 - 2009 | Haynes Manuals

Servicing /

October 2025

1 minute read

Time

20 minutes

Difficulty

Find your vehicle

- step 1

The air filter is beneath the engine cover

- step 2

Pop off the engine cover to gain access to the air filter housing

- step 3

Now undo the two 10mm retaining bolts on the air filter body

- step 4

Remove the oil filler cap

- step 5

Next, remove the oil filler collar

- step 6

Next, undo the circular clip on the air intake duct

- step 7

Now, separate the air duct from the air filter body

- step 8

Undo the four, torx-25 fixtures on the air filter body

- step 9

Now reposition the air filter body

- step 10

Next, carefully separate the air filter body

- step 11

View of the air filter cover - clean off any dust or debris

- step 12

Air filter in position

- step 13

Now lift out the air filter

- step 14

Clean off any debris on the surface of the filter. Replace with a new filter if heavily contaminated

- step 15

Check air filter chamber for debris. Clean out if required. Now you are ready to replace the air filter

- step 16

Reassemble the air filter housing and the disconnected parts. Replace the engine cover

Looking For DIY Advice Specific to Your Vehicle?

Search for a Manual Now

Simply enter your details to find the right match. With the correct manual to hand, you’ll have the exact information you need for your vehicle – from maintenance to troubleshooting – all in one place.