Fuel Tank Unit Removal and Installation: Installation

Temporarily attach a new base gasket (A) to the fuel tank unit (B), then insert the fuel tank unit partially into the fuel tank.
NOTE:
- Be careful not to damage a new base gasket.
- Be careful not to bend the fuel gauge sending unit.
- Do not coat the base gasket with oil.
  
  Fig 1: Identifying Base Gasket And Fuel Tank Unit
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
Transfer the base gasket (A) from the fuel tank unit to the fuel tank.

Fig 2: Transfering Base Gasket to Fuel Tank
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Align the marks (B) on the fuel tank and the fuel tank unit, then insert the fuel tank unit into the fuel tank until it sits on the base gasket.
NOTE: To prevent a fuel leak, check the base gasket, visually or by hand, to make sure it is not pinched.
Using the special tool, tighten a new locknut (A) to the specified torque.
NOTE:
- After tightening, make sure the marks are still aligned.
- After installation, check the base gasket, visually or by hand, to make sure it is not pinched.
  
  Fig 3: Tightening Locknut Using Special Tool W/Torque Specification
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
Connect the fuel tank unit 5P connector, then connect the quick-connect fitting.
Reconnect the negative cable to the battery, and turn the ignition switch ON (II) (but do not operate the starter motor). The fuel pump will run for about 2 seconds, and fuel pressure will rise. Repeat this two or three times, then check that there is no leakage in the fuel supply system.
Install the access panel.
Install the trunk floor trim panel.
Install the fuel fill cap.