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Fuel Injector: Installation: Procedure

  1. TEFLON SEAL INSTALLATION NOTE 

    HINT: 

    49 D013 102, 49 D013 103, and 49 D013 104 are component parts for 49 D013 1A0.

    • SST: 49D0131A0 
    1. Apply engine oil to the SST.
      • SST: 49D013104 
      GTY492023Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Engine Oil Spreading Position
      *b Sec. A-A
      Oil
    2. Install the SST with the mark on the SST facing the fuel injector.
      GTY490699Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector
      *b SST Number
      • SST: 49D013104 
    3. Insert a new teflon seal onto the SST.
      GTY493835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Teflon Seal
      • SST: 49D013102 
    4. Install the SST equipped with the teflon seal to the end of the fuel injector.
      GTY490293Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector
      *b Teflon Seal
      • SST: 49D01310249D013104 
    5. Using the SST, press on the teflon seal to the fuel injector side.
      GTY488681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector
      *b Teflon Seal
      • SST: 49D01310249D01310349D013104 
    6. Press on the teflon seal to the position indicated in the figure, then remove the SST.
      GTY494184Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector
      *b Teflon Seal
      • SST: 49D01310349D013104 
    7. Install the teflon seal to the fuel injector by hand and remove the SST.
      GTY494229Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Teflon Seal
      • SST: 49D013102 
    8. Slide the SST to the end of the fuel injector.
      GTY488653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Teflon Seal
      • SST: 49D013104 
    9. Hold the SST at the position shown in the figure and correctly position the teflon seal for more than 30 seconds.
      • SST: 49D013104 
      GTY487605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector *b Teflon Seal
      *c Sec. A-A - -
  2. BACK-UP RING INSTALLATION NOTE 
    1. Install the back-up ring being, making sure it is installed in the right direction.
      GTY489978Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a O-ring
      *b Back-up Ring
      *c Fuel Injector
      *d Sec. A-A
    2. After installing the back-up ring, verify that it is installed correctly.
      GTY490349Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Back-up Ring
      *b OK
      *c NG
  3. STOPPER RING INSTALLATION NOTE 

    HINT: 

    Do not insert the stopper ring at an angle, and always press it on straight to the SST.

    1. Set a new stopper ring on the SST as shown in the figure being careful of the stopper ring orientation, and press down the fuel injector until a click sound is heard.
      • SST: 49D0131A049D013104 
      GTY491901Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector
      *b Stopper Ring
      *c Push
  4. FUEL INJECTOR INSTALLATION NOTE 
    NOTE:

    If engine oil is applied to the fuel injector, it could adhere to the injection holes and inhibit the fuel injector function. To prevent this, apply engine oil to the cylinder head side.

    1. Apply engine oil to the fuel injector installation holes.
    2. Insert the fuel injectors to the installation holes one by one, being careful of the direction the fuel injectors are pointed.
      GTY494240Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Injector - -
  5. FUEL DISTRIBUTOR INSTALLATION NOTE 
    1. Install the fuel distributor to the fuel injectors while aligning the projection of the spacer to the notch of the fuel distributor.
      GTY489676Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Notch of the Fuel Distributor
      *b Projection of the Spacer
    2. Temporarily tighten the fuel distributor installation bolts until their heads contact the fuel distributors.
    3. Turn the fuel distributor installation bolts a half a turn in the order shown in the figure.
      Fig 1: Turn Fuel Distributor Installation Bolts Half Turn In Sequence Shown
      GTY490413Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Fuel Distributor Installation Bolt - -
    4. Turn the fuel distributor installation bolts another half a turn in the order shown in the figure (one turn including the half turn in Step c).
    5. Tighten the fuel distributor installation bolts in the order shown in the figure.

      Fuel distributor installation bolt tightening torque 

      Torque: 23 N*m (235 kgf*cm, 17 ft.*lbf) 

  6. INSTALL FUEL INJECTOR 
    1. Install the teflon seal.

      See step  1

      GTY483006Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Fuel Pressure Sensor Connector *2 Fuel Injector Connector
      *3 Fuel Distributor *4 Fuel Injector
      *5 Spacer *6 Stopper Ring
      *7 O-ring *8 Back-up Ring
      *9 Teflon Seal - -
      *a Vehicle Front - -
      N*m (kgf*cm, ft.*lbf): Specified torque • Non-reusable part
      Oil - -
    2. Install the back-up ring.

      See step  2

    3. Install the O-ring.
    4. Install the stopper ring.

      See step  3

    5. Install the spacer.
    6. Install the fuel injector.

      See step  4

    7. Install the fuel distributor.

      See step  5

      Torque: 23 N*m (235 kgf*cm, 17 ft.*lbf) 

    8. Install the fuel injector connector.
    9. Install the Fuel pressure sensor connector.
    10. Install the intake manifold.

      Refer to INSTALLATION

    11. Install the plug hole plate.

      Refer to INSTALLATION

    12. Connect the negative battery cable.

      Refer to INSTALLATION

    13. Complete the "AFTER SERVICE PRECAUTION".

      Refer to PROCEDURE - Step 1

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