Fuel Pump Hold Pressure

Description:

Perform this inspection if the fuel pressure hold inspection is not as specified.

WARNING: Before performing the following operation, perform the Fuel Pressure Release Procedure to remove pressure from the fuel system to reduce the possibility of injury or fire.

INSPECTION
1. Disconnect the negative battery terminal.
2. Connect a fuel pressure gauge to the fuel main pipe and plug the outlet of the fuel pressure gauge as shown. (Install clamps as illustrated.)
3. Connect the negative battery terminal.
4. Connect data link connector (DLC) terminals F/P and GND with a jumper wire.
5. Turn the ignition switch ON for 10 seconds to operate the fuel pump.
6. Turn the ignition switch OFF and disconnect the jumper wire.
7. Observe the fuel pressure after 5 minutes.

Fuel pressure: More than 50 psi (343 kPa)

8. If not as specified, replace the fuel pump.