Fuel Tank Unit Removal and Installation: Installation

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

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 the new base gasket.
- Be careful not to bend the fuel gauge sending unit.
- Do not coat the base gasket with oil.
  
  Fig 1: Installing Fuel Tank Unit And Base Gasket
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
Transfer the base gasket (A) from the fuel tank unit to the fuel tank.

Fig 2: Aligning Marks On Fuel Tank And Fuel Tank Unit
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 until it rest on top of the base gasket.
NOTE: To prevent a fuel leak, check the base gasket, visually or by hand, to make sure it is not pinched.
Tighten a new locknut (A) by hand with a new locknut plate (B).
NOTE: Before tightening, align the mark (C) on the locknut plate to the start of the thread (D).

Fig 3: Aligning Mark On Locknut Plate
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Using the special tool, tighten the locknut to the specified torque.
NOTE:
- After tightening, make sure the marks (A) are still aligned.
- After installation, check the base gasket, visually or by hand, to be sure it is not pinched.
  
  Fig 4: Tightening Locknut Using Special Tool
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
Connect the fuel tank unit 4P connector.
Reconnect the quick-connect fitting to the fuel tank unit.
Reconnect the negative cable to the battery, and turn the ignition switch to ON (II) (but do not operate the starter motor). The fuel pump runs for about 2 seconds, and the fuel pressure rises. Repeat two or three times, then make sure there are no fuel leaks.
Install the access panel on the floor.
Install the second row seat (see SEAT CUSHION BLOWER MOTOR ).