FUEL INJECTOR(for Direct Injection) REMOVAL

CAUTION / NOTICE / HINT

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

Necessary Procedure After Parts Removed/Installed/Replaced
Replacement Part or Procedure Necessary Procedure Effect/Inoperative when not Performed Link
Disconnect cable from negative battery terminal Memorize steering angle neutral point LKA /LDA system

Click here

Pre-collision system
Parking assist monitor system

Click here

Steering sensor zero point calibration Variable gear ratio steering system

Click here

Replacement of direct fuel injector assembly Inspection After Repair

  • Poor idle, etc.

  • Engine start function, etc.

CAUTION:


  • B000XRQ

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

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


  • B000XKC

    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. REMOVE FUEL PUMP WITH SEAL SUB-ASSEMBLY

    Click here

  2. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY LH


    1. B000U6T

      Remove the No. 2 engine cover sub-assembly LH.

  3. REMOVE NO. 4 FUEL PIPE SUB-ASSEMBLY


    1. B000VBAC01
      *a 17 mm Union Nut Wrench

      Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 4 fuel pipe sub-assembly.

    2. Remove the No. 4 fuel pipe sub-assembly from the fuel delivery pipe LH and fuel delivery pipe RH.

  4. REMOVE CASE SEPARATOR

    Click here

  5. REMOVE FUEL DELIVERY PIPE LH


    1. B000UNL

      Disconnect the 4 direct fuel injector assembly connectors.

    2. B000VF2C01
      B000XM7 Bolt
      B000TT4 Nut

      Remove the 3 bolts, 2 nuts and fuel delivery pipe LH with the direct fuel injector assemblies.

      Note


      • Make sure not to touch or strike the tips of the direct fuel injector assemblies.

      • Pull and remove the fuel delivery pipe LH in a straight line without tilting it.

  6. REMOVE FUEL DELIVERY PIPE RH


    1. B000Z2M

      Disconnect the 4 direct fuel injector assembly connectors.

    2. B000UN8C01
      B000XM7 Bolt
      B000TT4 Nut

      Remove the 3 bolts, 2 nuts and fuel delivery pipe RH with the direct fuel injector assemblies.

      Note


      • Make sure not to touch or strike the tips of the direct fuel injector assemblies.

      • Pull and remove the fuel delivery pipe RH in a straight line without tilting it.

  7. REMOVE DIRECT FUEL INJECTOR ASSEMBLY


    1. B000XBPN01
      *1 NO. 2

      Secure the fuel delivery pipe LH and fuel delivery pipe RH in a vise between aluminum plates and pull out the 8 direct fuel injector assemblies.

      Note


      • Pull and remove each direct fuel injector assembly in a straight line to avoid damaging the seal surface of the fuel delivery pipe LH and fuel delivery pipe RH O-ring.

      • For reinstallation, attach a tag or label with the corresponding cylinder number to each direct fuel injector assembly.

    2. Remove the nozzle holder clamp from each direct fuel injector assembly.

    3. Using needle nose pliers, remove the No. 3 fuel injector back-up ring from each direct fuel injector assembly.

    4. Remove the O-ring and No. 1 fuel injector back-up ring from each direct fuel injector assembly.

    5. Remove the C-ring and injector vibration insulator from each direct fuel injector assembly.

  8. REMOVE FUEL INJECTOR SEAL


    1. B000YQP

      Using the tip of needle nose pliers, pinch and pull the fuel injector seal at several points to stretch it.

      Note


      • Excessively pinching the fuel injector seal may damage the groove of the direct fuel injector assembly.

      • If a direct fuel injector assembly is dropped or the tip of a direct fuel injector assembly is struck, replace it with a new one.

    2. Remove the fuel injector seal from each direct fuel injector assembly.