FUEL PRESSURE REGULATOR - REMOVAL

1. DISCHARGE FUEL SYSTEM PRESSURE

CAUTION:

Do not disconnect any part of the fuel system until you have discharged the fuel system pressure.

After discharging the fuel pressure, place a cloth or equivalent over fittings as you separate them to reduce the risk of fuel spray on yourself or in the engine compartment.

Disconnect the fuel pump ECU connector ().

Start the engine. After the engine stops, turn the engine switch off.

HINT:

DTC P0171/0174 (system too lean) may be stored.

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

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

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

NOTICE:

After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work ().

When disconnecting the cable, some systems need to be initialized after the cable is reconnected ().

Connect the fuel pump ECU connector ().

2. PRECAUTION

NOTICE:

After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work ().

3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL