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Fuel System: Precaution: Precaution

  1. BEFORE SERVICE PRECAUTION 
    WARNING:
    • Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.
    • Fuel line spills and leakage from the pressurized fuel system are dangerous. Fuel can ignite and cause serious injury or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete the "Fuel Line Safety Procedure".
    • A person charged with static electricity could cause a fire or explosion, resulting in death or serious injury. Before performing work on the fuel system, discharge static electricity by touching the vehicle body.
    1. Fuel Line Safety Procedure
      1. Disconnect the negative battery cable.

        Refer to REMOVAL

      2. Remove the fuel-filler cap to release the pressure inside the fuel tank.
      3. Remove the fuel pump relay.
        Fig 1: Identifying Fuel Pump Relay Location
        GTY483053Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Relay and Fuse Block
        *b Fuel Pump Relay
        *c Vehicle Front
      4. Disconnect the high pressure fuel pump connector.
      5. Connect the negative battery cable.

        Refer to INSTALLATION

      6. Start the engine.
      7. After engine stall, crank the engine 2 to 3 times repeatedly and verify that the engine idling condition is not maintained. (to relieve pressure in fuel pipe)
      8. Switch the ignition to off.
      9. Disconnect the negative battery cable.

        Refer to REMOVAL

      10. Install the fuel pump relay.
      11. Connect the high pressure fuel pump connector.
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