Mitsubishi LANCER Owner's Manual page 594

4. Install the air cleaner filter and put the cover back on in its
original position.
NOTE
Genuine Mitsubishi Motors Parts are recommended when
replacing the air cleaner filter.
After replacing the air cleaner filter, make sure that the
hinges at the bottom of cover are firmly set.
Except for vehicles with turbocharger
NOTE
Except for vehicles with turbocharger, make sure that the
connector is properly reconnected.
Vehicles with turbocharger
5. Put the duct back on in its original position.
Vehicle care and maintenance
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