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FUEL INJECTOR(for Port Injection) REMOVAL

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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 injector assembly (for Port Injection) removal/installation are shown below.

Table 1. 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

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Parking assist monitor system

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Panoramic view monitor system

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Initialize rear door sunshade system Rear door sunshade system

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Initialize power trunk lid system Power trunk lid system

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  • 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.
*: When performing learning using the GTS. Click hereClick 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.

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PROCEDURE


  1. Click here

    DISCHARGE FUEL SYSTEM PRESSURE

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  2. Click here

    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.

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  3. Click here

    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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  4. Click here

    REMOVE INTAKE AIR SURGE TANK ASSEMBLY

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  5. Click here

    REMOVE FUEL TUBE SUB-ASSEMBLY


    1. B004UE3

      Detach the 2 claw and remove the No. 2 fuel pipe clamp.

      Note:

      Replace the No. 2 fuel pipe clamp with a new one, as it is non-reusable.

    2. B004U47

      Disconnect the fuel tube sub-assembly from the fuel pipe.

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    3. Detach the fuel hose clamp.

    4. B004R3Q

      Disconnect the fuel tube connector and remove fuel tube sub-assembly from the fuel tube sub-assembly.

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  6. Click here

    REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY


    1. B004RXA

      Remove the clip and No. 1 engine cover sub-assembly.

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    DISCONNECT NO. 1 FUEL TUBE SUB-ASSEMBLY


    1. B004XX3

      Remove the 2 bolts from fuel tube sub-assembly.

    2. Disconnect the No. 1 fuel tube sub-assembly from the fuel delivery pipe sub-assembly.

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  8. Click here

    DISCONNECT WIRE HARNESS


    1. B004S6I

      Disconnect the 4 connectors.

    2. for RH Side:


      1. B004X51C02
        *1 No. 6 Engine Wire

        Detach the claw and disconnect the No. 6 engine wire from the cylinder head cover sub-assembly.

      2. B004SDLC02
        *1 No. 5 Engine Wire
        *2 No. 6 Engine Wire

        Detach the claw and disconnect the No. 5 engine wire from the No. 6 engine wire.

    3. for LH Side:


      1. B004UB7C02
        *1 No. 7 Engine Wire

        Detach the claw and disconnect the No. 7 engine wire from the cylinder head cover sub-assembly LH.

      2. B004UHY

        Detach the clamp.

      3. B004V2QC02
        *1 No. 8 Engine Wire
        *2 No. 7 Engine Wire

        Detach the claw and disconnect the No. 8 engine wire from the No. 7 engine wire.

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    REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY

    Note:

    • Do not remove the fuel pressure sensor from the fuel delivery pipe sub-assembly.

    • If a fuel pressure sensor is removed, replace the fuel delivery pipe sub-assembly (fuel pressure sensor) with a new one.


    1. Disconnect the fuel pressure sensor connector.

    2. B004YKI

      Remove the 4 bolts and fuel delivery pipe sub-assembly with the 6 fuel injector assemblies from the intake manifold.

      Note:

      • Be careful not to drop the fuel injector assemblies when removing the fuel delivery pipe sub-assembly.

      • When removing the fuel delivery pipe sub-assembly, hold the pipe by both ends and pull it straight upward.

    3. Remove the 4 No. 1 delivery pipe spacers from the intake manifold.

    4. Remove the 6 injector vibration insulators from the intake manifold.

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    REMOVE FUEL INJECTOR ASSEMBLY

    B004VNS
    Note:

    For reinstallation, attach a tag or label to the injector shaft.


    1. for Bank 1:


      1. B004XO9

        Remove the 3 fuel injector assemblies from the fuel delivery pipe sub-assembly.

      2. B004WZB

        Disconnect the 3 connectors and remove the 3 fuel injector assemblies.

      3. B004SL6C04
        *1 O-ring

        Remove the O-ring from the fuel injector assembly.

    2. for Bank 2:


      1. B004R4X

        Remove the 3 fuel injector assemblies from thefuel delivery pipe sub-assembly.

      2. B004RCK

        Disconnect the 3 connectors and remove the 3 fuel injector assemblies.

      3. B004SL6C04
        *1 O-ring

        Remove the O-ring from the fuel injector assembly.