GSIC - Global Service Information Center

# FUEL PRESSURE REGULATOR > REMOVAL

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1. DISCHARGE FUEL SYSTEM PRESSURE

CAUTION:

1. Do not disconnect any part of the fuel system until you have discharged the fuel system pressure.
2. Even after discharging the fuel pressure, place a cloth or equivalent over fittings as you separate them to reduce risk of fuel spray on yourself or in the engine compartment.

1. Disconnect the cable from the negative (-) battery terminal.

   CAUTION:
     Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

1. Disconnect the fuel pump connector.

1. Connect the cable to the negative (-) battery terminal.

1. Start the engine. After the engine has stopped on its own, turn the ignition switch OFF.

   HINT:
     DTC P0171/25 (system too lean) may be set.

1. Crank the engine again, then check that the engine does not start.

1. Loosen the fuel tank cap, then discharge the pressure in the fuel tank completely.

1. Connect the fuel pump connector.

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTICE:

  Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

3. REMOVE INTAKE AIR CONNECTOR

1. Disconnect the No. 2 ventilation hose.

1. Disconnect the vacuum hose.

1. Loosen the 2 hose clamps and remove the 2 bolts and disconnect the intake air connector.

4. REMOVE FUEL PRESSURE REGULATOR

1. Disconnect the vacuum hose.

1. Disconnect the No. 2 fuel hose.

   CAUTION:
     Put a suitable container, cloth or equivalent under the fuel delivery pipe.

1. Remove the 3 bolts and fuel pressure regulator.