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
Auxiliary battery terminal is disconnected/reconnected Memorize steering angle neutral point LKA/LDA system (for Mono camera type)
Lane control system (for Stereo camera type)
Parking support brake system*
Pre-collision system (for Mono camera type)
Pre-collision system (for Stereo camera type)
Adaptive high beam system

    Lighting system (EXT)

  • Cornering lights
Variable gear ratio steering system

Click here

Parking assist monitor system

Click here

Panoramic view monitor system

Click here

Initialize rear door sunshade system Rear door sunshade system

Click here

Initialize power trunk lid system Power trunk lid system

Click here

Replacement of fuel pump assembly Inspection After Repair

  • Poor idle, etc.

  • Engine start function, etc.
*: When performing learning using the GTS.
Click here Click here

CAUTION:


  • B004WLP

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

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


  • B004U4I

    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.

Note

Do not try to remove the black nylon tube as it is welded to the fuel suction tube with pump and gauge assembly.

Click here

PROCEDURE


  1. DISCHARGE FUEL SYSTEM PRESSURE

    Click here

  2. PRECAUTION

    Note

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

    Click here

  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

    Note

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

    Click here

  4. REMOVE EGR COOLER ASSEMBLY

    Click here

  5. REMOVE INTAKE MANIFOLD

    Click here

  6. DISCONNECT NO. 2 WATER BY-PASS PIPE


    1. B004VJZ

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

  7. DISCONNECT NO. 2 FUEL TUBE SUB-ASSEMBLY


    1. B004TL9

      Disengage the clamp to disconnect the No. 2 fuel tube sub-assembly from the No. 2 fuel pump protector.

    2. Disconnect the No. 2 fuel tube sub-assembly from the fuel main tube connector.

      Click here

  8. REMOVE FUEL MAIN TUBE CONNECTOR


    1. B004YHL

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

      Click here

  9. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY


    1. B004XE1

      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.

  10. REMOVE FUEL PUMP ASSEMBLY


    1. Disconnect the fuel pump assembly connector.

    2. B004U9E

      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. B004WS4

      Remove the O-ring from the fuel pump assembly.