Remove the fuel tank unit.
Remove the fuel level sensor (fuel sending unit) (A) from the fuel tank unit (B).

Check these items before installing the fuel tank unit:
When connecting the wire harness, make sure the connection is secure and the connector (C) is firmly locked into place.
When installing the fuel gauge sending unit, make sure the connection is secure. Be careful not to bend or twist it excessively.
Install the parts in the reverse order of removal. When installing the fuel tank unit, align the marks on the unit and the fuel tank.
Emissions Testing
Testing of Readiness Codes
Your vehicle uses “readiness codes,” as part of its onboard self diagnostic
system.
Some states refer to these codes during testing to see if your vehicle’s
em ...
Brake/Clutch Fluid
Specified fluid: Honda Heavy Duty Brake Fluid DOT 3
Use the same fluid for both the brakes and clutch.
NOTICE
Brake fluid marked DOT 5 is not compatible with your
vehicle’s braking system and ca ...
PCV Valve Replacement
Remove the harness holder (A).
Disconnect the hose (A).
Remove the PCV valve (B).
Install the parts in the reverse order of removal with a new 14 mm washe ...