2011 BMW 328i Cabin Air Filter Replacement

This guide provides instructions on how to...

iFixit Library 2011-2018 BMW 3-Series (F30 F31 F34 F35) Easy 10 - 20 minutes Guide 157718

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Guide overview

Before you begin

This guide provides instructions on how to change your BMW Series 3 cabin air filter. Cabin air filters usually need replacement within 15,000 - 30,000 miles. An unchanged air filter is harmful to one's health so it is important to replace.This repair requires a filter with dimensions 32.8in x 6.18in x 1.1in. The size of the cabin air filter varies between car models. Be sure to check your car model for the correct filter size.

Step 1

Repair step

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Open driver side door.
Lift the car hood lever until you hear your hood release.
If your hood release lever has a "2x" symbol, this indicates a double-pull hood release lever. Pull the lever once, release the lever, and pull it a second time to release the hood latch.
Slide your hand under the hood and lift it up.
If your BMW does not have a double-pull release lever, find the release latch under the BMW symbol on the hood. Push or lift this latch to unlock the hood.

Step 2

Repair step

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Using the socket wrench, start unbolting all six external bolts.
Release the cabin air filter from the hood.

Step 3

Repair step

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Pop out the old air filter.
Place the new air filter into the air filter cover.

Step 4

Repair step

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Place the cabin air filter under the hood.
Screw in all six external hex screws back into place using the socket wrench.