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 (for High Pressure) 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
Auxiliary battery terminal is disconnected/reconnected Memorize steering angle neutral point LKA /LDA system

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Pre-collision system
Parking assist monitor system

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Steering sensor zero point calibration Variable gear ratio steering system

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  • Replacement of fuel injector assembly

  • 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:


  • B004CJ8

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

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


  • B004AP0

    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.

PROCEDURE


  1. PRECAUTION

    Note

    After turning the power 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.

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  2. DISCHARGE FUEL SYSTEM PRESSURE

    Click here

  3. REMOVE NO. 2 DECK BOARD

    Click here

  4. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

    Note

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

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  5. REMOVE EGR COOLER ASSEMBLY

    Click here

  6. REMOVE INTAKE MANIFOLD

    Click here

  7. DISCONNECT NO. 2 WATER BY-PASS PIPE


    1. B004BA7

      Remove the 2 bolts and No. 2 water by-pass pipe from the cylinder head sub-assembly.

  8. DISCONNECT FUEL TUBE SUB-ASSEMBLY


    1. B004CNE

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

    2. Disconnect the fuel tube sub-assembly from the fuel main tube connector.

      Click here

  9. REMOVE FUEL MAIN TUBE CONNECTOR


    1. B004AT8

      Disconnect the fuel main tube connector from the fuel pump assembly.

      Click here

  10. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY


    1. B004BBW

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

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

  11. REMOVE FUEL PUMP ASSEMBLY


    1. Disconnect the fuel pump assembly connector.

    2. B0049WG

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

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

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

    5. B004B2K

      Remove the O-ring from the fuel pump assembly.