TL V6-3.2L (2004)
Fuel Pressure Release: Service and Repair
Fuel Pressure Relieving
Before disconnecting fuel lines or hoses, relieve pressure from the system by stopping the fuel pump and then disconnecting the fuel tube/quick connect
fitting in the engine compartment.
With the HDS
1. Remove the fuel fill cap.
2. Turn the ignition switch ON (II).
3. From the INSPECTION MENU of the HDS, select Fuel Pump OFF, then start the engine and let it idle until it stalls.
4. Turn the ignition switch OFF.
NOTE:
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Do not allow the engine to idle above 1,000 rpm or the ECM/PCM will continue to operate the fuel pump.
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A DTC or a Temporary DTC may be set during this procedure. Check for DTCs, and clear them as needed.
5. Turn the ignition switch OFF.
6. Make sure you have the anti-theft codes for the radio and the navigation system (if equipped) then write down the XM radio channel presets.
7. Make sure the ignition switch is OFF, then disconnect the negative cable from the battery.
8. Remove the quick-connect fitting cover (A).
9. Check the fuel quick-connect fitting for dirt, and clean it if needed.
10. Place a rag or shop towel over the quick-connect fitting (A).
