Acura TSX / Honda Accord CL. Manual - part 500

9. Remove the fuel filter (B), the fuel gauge sending unit (C), the case (D), the wire harness (E), and the fuel 

pressure regulator (F).  

10. When connecting the fuel pump assembly, make sure the connection is secure and the suction filter (G) is 

firmly connected to the fuel pump (H).  

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

z

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

z

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.  

12. Install the parts in the reverse order of removal with a new base gasket (J) and new O-rings (K). When 

installing the fuel tank unit, align the marks (L) on the unit (M) and the fuel tank (N).  

FUEL TANK REPLACEMENT 

REMOVAL 

1. Relieve the fuel pressure (see FUEL PRESSURE RELIEVING ).  

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

3. Loosen the rear wheel nuts slightly, then raise the vehicle, and make sure it is securely supported. 

Remove the rear wheels.  

4. Release the parking brake.  

5. Remove the fuel tank covers (A). 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 48: Removing The Fuel Tank Covers 

6. Remove the exhaust muffler (see EXHAUST PIPE & MUFFLER REPLACEMENT ).  

7. Disconnect the fuel fill neck tube (A) and breather hose (B). 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 49: Disconnecting The Fuel Fill Neck Tube & Breather Hose 

8. Disconnect the vapor line (A) from the EVAP canister (B). Then disconnect the fuel line (C). 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 50: Disconnecting The Vapor Line From The EVAP Canister & Disconnecting The Fuel Line 

9. Disconnect the wheel sensor 2P connector (A). 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX