2004 Toyota RAV4 Base, FWD, AutomaticFACTORY OEM SERVICE PROCEDURE

SFI System: Injector: Installation

  1. INSTALL INJECTORS AND DELIVERY PIPES 
    1. Apply a light coat of spindle oil or gasoline to a new O-ring, and install it to each injector.
      Fig 1: Applying Light Coat Of Spindle Oil Or Gasoline To O-Ring
      G02639425Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 2 spacers and 4 new grommets to the cylinder head.
      Fig 2: Installing Spacers And Grommets To Cylinder Head
      G02639426Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Apply a light coat of spindle oil or gasoline to the place where a delivery pipe touches the O-ring.
    4. Push the injector to the delivery pipes turning the injector as shown in Fig 3. Then install the 4 injectors.
    5. Position the injector connector downward.
      Fig 3: Pushing Injector To Delivery Pipes & Positioning Injector Connector Downward
      G02639427Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Attach the delivery pipe together with the 4 injectors to the cylinder head.
    7. Temporarily install the 2 bolts holding the delivery pipe to the cylinder head.
      Fig 4: Installing Bolts Holding Delivery Pipe To Cylinder Head
      G02639428Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Check that the injectors rotate smoothly.

      HINT:

      If injectors do not rotate smoothly, the possible cause is incorrect installation of the O-ring. Replace the O-ring.

    9. Position the injector connector downward.
      Fig 5: Checking Injectors Rotate Smoothly & Positioning Injector Connector Downward
      G02639429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    10. Tighten the 2 bolts holding the delivery pipe to the cylinder head.

      Torque: 20 N.m (205 kgf.cm, 15 ft.lbf) 

      11. Fig 6: Tightening Bolts Holding Delivery Pipe To Cylinder Head
      G02639430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    11. Connect the 4 injector connectors.
  2. INSTALL AIR CLEANER ASSEMBLY WITH MAF METER 
  3. CONNECT PCV HOSE 
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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