Fuel Pump Fuel Pressure Hold Inspection

WARNING
- Fuel line spills and leaks are dangerous. Fuel can Ignite and cause serious Injuries or death and damage. Fuel can also Irritate skin and eyes. To prevent this, always complete the "Fuel Line Safety Procedures".
- Fuel can Ignite and cause serious Injuries or death and damage if fuel is spilled over a hot engine. Always carry out the following procedure with the engine stopped.

1. Disconnect the negative battery cable.




2. Connect a fuel pressure gauge to the fuel pump and plug the outlet of the gauge as shown in the figure.
3. Connect the negative battery cable.

CAUTION
- Misconnecting the data link connector terminals will possibly cause a malfunction. Properly connect the specified terminals only.




4. Connect the data link connector terminals F/P and GND by using a jumper wire.
5. Turn the ignition switch to ON for approx. 10 sec. to operate the fuel pump.
6. Turn off the ignition switch. Wait for 5 mm. and measure the fuel pressure.

Specification
More than 150 kPa {1.5 kgf/sq. cm, 21 psi}

7. Disconnect the jumper wire.
8. If not as specified, replace the fuel pump.