Fuel Tank Replacement
Drain the fuel tank until it is less than half full.
Reinstall the fuel tank unit without connecting the fuel tank unit 4P connector and the quick-connect fitting (feed line).
Raise the vehicle on a lift.
Remove the fuel tank guard (A), and the fuel tank protector (B).

Except LX (A/T model): Remove the fuel tank cover (A).

LX (A/T model): Remove the floor under cover assembly (A).

Remove the front floor cross beam (A), and the tank mount bracket (B).

Disconnect the fuel fill hose (A), and the quick-connect fitting (fuel suction tube) (B).

Disconnect the fuel tank vapor control valve hose (A).

Place a jack or other support under the fuel tank (A), then remove the strap bolts (B).

Remove the fuel tank.
Install the parts in the reverse order of removal.
NOTE: When you replacing the fuel tank with a new one, make sure you remove the ring pull upwards after you confirm the connection is secure.
Test yourself
A quick Honda Fit quiz: every answer comes with an explanation and a link to the manual page.