Honda Element. Manual - part 551

Fig. 51: Setting Base Gasket Fuel Tank Unit To Fuel Tank 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Align the marks (B) on the fuel tank and the fuel tank unit, then insert the fuel tank unit into the fuel tank 

until the fuel tank unit rest on top of the sticking on a base gasket. 

4. Using the tool, tighten a new lock-nut (A) to the specified torque. 

NOTE:

To avoid a fuel leak, check the base gasket, visually or by hand, to make 
sure it is not pinched.

NOTE:



After tightening, make sure the marks are still aligned.  



After installation, check the base gasket visually or by hand to be 
sure the gasket is not pinched. 

Fig. 52: Tightening Lock-nut With Torque Specification 

 

2007 Honda Element EX 

2007-2008 ENGINE PERFORMANCE Fuel Supply System - Element

  

5. Connect the fuel tank unit 5P connector, then connect the quick-connect fitting.  

6. 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.  

7. Install the access panel.  

8. Install the center console (see CENTER CONSOLE REMOVAL/INSTALLATION ).  

9. Install the fuel fill cap.  

FUEL PRESSURE REGULATOR REPLACEMENT 

1. Remove the fuel tank unit (see FUEL TANK UNIT REMOVAL/INSTALLATION ).  

2. Remove the clip (A). 

Fig. 53: Identifying Fuel Pressure Regulator, O-Ring, Drain Hole And Clip 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Remove the fuel pressure regulator (B).  

4. Install the parts in the reverse order of removal with new O-rings (C). 

Make sure the regulator is installed with the drain hole (D) facing down. 

FUEL FILTER REPLACEMENT

Courtesy of AMERICAN HONDA MOTOR CO., INC. 

NOTE:

Coat the O-rings with clean engine oil. Do not pinch the O-rings during 
installation. Never apply brake fluid, vegetable oil, or alcohol-based oil to 
the O-rings.

 

2007 Honda Element EX 

2007-2008 ENGINE PERFORMANCE Fuel Supply System - Element

  

The fuel filter should be replaced whenever the fuel pressure drops below the specified value (see FUEL 
PRESSURE TEST ), after making sure that the fuel pump and the fuel pressure regulator are OK. 

1. Remove the fuel tank unit (see FUEL TANK UNIT REMOVAL/INSTALLATION ).  

2. Remove the fuel filter set (A). 

Fig. 54: Identifying Fuel Filter Set, Connector And Fuel Gauge Sending Unit 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Check these items before installing the fuel tank unit: 



When connecting the wire harness, make sure the connection is secure and the connectors (B) are 
firmly locked into place.  



When installing the fuel gauge sending unit (C), make sure the connection is secure and the 
connectors is firmly locked into place. Be careful not to bend or twist it excessively.  

4. Install the parts in the reverse order of removal with new O-rings (D).  

FUEL PUMP/FUEL GAUGE SENDING UNIT REPLACEMENT 

1. Remove the fuel tank unit (see FUEL TANK UNIT REMOVAL/INSTALLATION ).  

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

 

2007 Honda Element EX 

2007-2008 ENGINE PERFORMANCE Fuel Supply System - Element

  

Fig. 55: Identifying Fuel Level Sensor And Fuel Tank Unit 
Courtesy of AMERICAN HONDA MOTOR CO., INC. 

3. Check these items before installing the fuel tank unit: 



When connecting the wire harness, make sure the connection is secure and the connectors (C) are 
firmly locked into place.  



When installing the fuel gauge sending unit, make sure the connection is secure and the connector 
is firmly locked into place. Be careful not to bend or twist it excessively.  

4. Install the parts in the reverse order of removal. When installing the fuel tank unit (see 

INSTALLATION ).  

FUEL TANK REPLACEMENT 

1. Drain the fuel tank (see FUEL TANK DRAINING ).  

2. Reinstall the fuel tank unit.  

3. Raise the vehicle, and support it with jackstands.  

4. Disconnect the filler neck, the fuel vapor hose (A), the fuel fill tube (B) and the fuel vapor hose (C). To 

avoid damaging the hoses, slide back the clamps, then twist the hoses as you pull them. 

 

2007 Honda Element EX 

2007-2008 ENGINE PERFORMANCE Fuel Supply System - Element