Acura TSX / Honda Accord CL. Manual - part 492

PGM-FI main relay 2 (FUEL PUMP) (A) from the under-dash fuse/relay box. 

Fig. 18: Removing PGM-FI Main Relay 2 (FUEL PUMP) 

3. Start the engine, and let it idle until it stalls. 

4. Turn the ignition switch OFF.  

5. Remove the fuel fill cap, and relieve the pressure in the fuel tank.  

6. Disconnect the negative cable from the battery.  

7. Remove the quick-connect fitting cover (A). 

NOTE:

If any DTCs are stored, clear and ignore them.

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 19: Removing The Quick-Connect Fitting Cover 

8. Check the fuel quick-connect fitting for dirt, and clean it if needed.  

9. Place a rag or shop towel over the quick-connect fitting (A). 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 20: Placing A Rag Or Shop Towel Over The Quick-Connect Fitting 

10. Disconnect the quick-connect fitting (A): Hold the connector (B) with one hand, and squeeze the retainer 

tabs (C) with the other hand to release them from the locking tabs (D). Pull the connector off. 

NOTE:

z

To prevent the remaining fuel in the fuel feed line or hose from 
flowing out, use a rag or shop towel.  

z

Be careful not to damage the line (E) or other parts.  

z

Do not use tools.  

z

If the connector does not move, keep the retainer tabs pressed down, 
and alternately pull and push the connector until it comes off easily.  

z

Do not remove the retainer from the line; once removed, the retainer 
must be replaced with a new one.  

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX

  

 

Fig. 21: Disconnecting The Quick-Connect Fitting 

11. After disconnecting the quick-connect fitting, check it for dirt or damage (see step 4 of FUEL 

LINE/QUICK-CONNECT FITTING REMOVAL ).  

12. Reconnect the negative cable to the battery and do the following items: 

z

ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).  

z

Power window control unit reset procedure (see RESETTING THE POWER WINDOW ).  

z

Enter the anti-theft codes for the radio and the navigation system, then enter the customer's radio 
station presets.  

z

Reset the clock.  

FUEL PRESSURE TEST 

Special Tools Required:  

z

Fuel pressure gauge 07406-004000A  

z

Fuel pressure gauge set 07ZAJ-S5A0100  

z

Fuel hose attachment 07ZAJ-S7C0100  

z

Fuel joint attachment 07ZAJ-S7C0200 

 

2004 Acura TSX 

2004 ENGINES Fuel Supply System - TSX