FUEL PUMP(for High Pressure) REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during fuel pump assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Battery terminal is disconnected/reconnected Perform steering sensor zero point calibration Lane departure alert system (w/ Steering Control)

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Pre-collision system
Memorize steering angle neutral point Parking assist monitor system

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  • Replacement of fuel pump assembly

  • Replacement of fuel injector assembly (for Port Injection)

  • Replacement of throttle body with motor assembly

  • Cleaning the deposits from the throttle body with motor assembly

 Inspection after repair

  • Poor idle, etc.

  • Engine start function, etc.

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CAUTION:


  • B006ZQO

    Never perform work on fuel system components near any possible ignition sources.

  • Vaporized fuel could ignite, resulting in a serious accident.

  • B006XC9

    Do not perform work on fuel system components without first disconnecting the cable from the negative (-) battery terminal.

  • Sparks could cause vaporized fuel to ignite, resulting in a serious accident.

  • B0070T4

    To prevent serious injury due to fuel spray from the high-pressure fuel lines, always discharge fuel system pressure before removing any fuel system components.

PROCEDURE


  1. PRECAUTION

    Note

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

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  2. DISCHARGE FUEL SYSTEM PRESSURE

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  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

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

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  4. REMOVE INTAKE MANIFOLD

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  5. REMOVE FUEL PUMP PROTECTOR


    1. B006ZYU

      Disengage the clamp to disconnect the fuel tube sub-assembly from the fuel pump protector.

    2. B006YJB

      Remove the 2 bolts and fuel pump protector from the cylinder head sub-assembly.

  6. DISCONNECT NO. 2 FUEL TUBE SUB-ASSEMBLY


    1. B006X9X

      Disconnect the No. 2 fuel tube sub-assembly from the fuel pump assembly.

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  7. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY

    CAUTION:

    To prevent serious injury due to fuel spray from the high-pressure fuel lines, always discharge fuel system pressure before removing any fuel system components.


    1. B006X4T

      Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly.

    2. B00709Z

      Loosen the 2 bolts of the fuel pump assembly.

    3. Remove the No. 1 fuel pipe sub-assembly from the fuel delivery pipe RH and fuel pump assembly.

  8. REMOVE FUEL PUMP ASSEMBLY


    1. B006XP9

      Disconnect the fuel pump assembly connector.

    2. B006YD3

      Remove the 2 bolts, fuel pump assembly and fuel pump lifter guide from the cylinder head cover sub-assembly.

    3. B006ZW6

      Remove the O-ring from the fuel pump assembly.

    4. B006YHS

      Remove the fuel pump lifter assembly from the fuel pump lifter housing.

    5. B006WUQ

      Remove the fuel pump spacer gasket from the cylinder head cover sub-assembly.