Air Cleaner Removal/Installation
Disconnect the MAF sensor/IAT sensor connector(A), then remove the air cleaner cover (B) and the air cleaner element (C).
NOTE: Be careful not to damage the MAF sensor/IAT sensor on the air cleaner cover.

Remove the air cleaner chamber (D).
Apply protective tape to the air cleaner, the cowl cover, and the battery terminal fuse box (A) as shown.

Remove the battery hold down, and reposition the battery (B). Reposition the radiator upper hose (C), and the breather pipe (D) as shown.
NOTE: Do not disconnect the battery terminals.
Apply protective tape to the air cleaner (A) as shown.

Turn the air cleaner (B) case as shown.
Remove the air cleaner case (A) as shown.

Install the parts in the reverse order of removal.
Test yourself
A quick Honda Fit quiz: every answer comes with an explanation and a link to the manual page.