Continuously Variable Valve Lift Controller Removal

Engine. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
3Zr-Fae Engine Control System. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. REMOVE RADIATOR SUPPORT OPENING COVER

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  3. REMOVE NO. 2 CYLINDER HEAD COVER

  4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY

  5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY

  6. REMOVE BATTERY CLAMP SUB-ASSEMBLY

  7. REMOVE BATTERY

  8. REMOVE BATTERY TRAY

  9. DISCONNECT ENGINE WIRE

  10. REMOVE IGNITION COIL ASSEMBLY

  11. REMOVE AIR TUBE

  12. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY

  13. REMOVE CYLINDER HEAD COVER GASKET

  14. REMOVE CONTINUOUSLY VARIABLE VALVE LIFT CONTROLLER ASSEMBLY

Continuously Variable Valve Lift Controller -- Removal



1. REMOVE RADIATOR SUPPORT OPENING COVER


  1. Remove the 9 clips and radiator support opening cover.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Continuously Variable Valve Lift Controller  Removal



2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
w/ Navigation System (for HDD):
After the ignition switch is turned off, the HDD navigation system requires approximately a minute to record various types of memory and settings. As a result, after turning the ignition switch off, wait a minute or more before disconnecting the cable from the negative (-) battery terminal.


3. REMOVE NO. 2 CYLINDER HEAD COVER


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Hold the rear of the cover and raise it to detach the 2 clips on the rear of the cover. Continue to raise the cover to detach the 2 clips on the front of the cover and remove the cover.

    NOTICE:
    Attempting to detach both front and rear clips at the same time may cause the cover to break.


4. REMOVE AIR CLEANER CAP SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Disconnect the mass air flow meter connector.

  1. Detach the clamp.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Disconnect the No. 2 ventilation hose from the cylinder head cover.

  1. Squeeze the taps of the air cleaner hose clamp, and then disconnect the air cleaner hose from the throttle body.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Detach the 2 hook clamps, and then remove the air cleaner cap and hose.



5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Disconnect the wire harness clamp from the air cleaner case.

  1. Remove the 3 bolts and air cleaner case.



6. REMOVE BATTERY CLAMP SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the bolt and loosen the nut.

  1. Detach the hook of the battery clamp from the front battery bracket, and then remove the battery clamp.



7. REMOVE BATTERY


8. REMOVE BATTERY TRAY


9. DISCONNECT ENGINE WIRE
  1. Detach the 9 clamps, and then disconnect the connectors.



  1. Remove the 3 bolts and 2 nuts, and then disconnect the engine wire.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Continuously Variable Valve Lift Controller  Removal



10. REMOVE IGNITION COIL ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the 4 bolts and 4 ignition coils.



11. REMOVE AIR TUBE


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Disconnect the fuel vapor feed hose from the purge VSV.

  1. Disconnect the 2 union to connector tube hoses.

  1. Disconnect the No. 2 air hose and No. 1 fuel vapor feed hose.

  1. Remove the 2 bolts and air tube.



12. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the 13 bolts, seal washer and cylinder head cover.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the 3 gaskets from the camshaft bearing cap.

    NOTICE:
    As gaskets may stick to the cylinder head cover, be careful not to drop any of the gaskets into the engine when removing the cylinder head cover.


13. REMOVE CYLINDER HEAD COVER GASKET


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the cylinder head cover gasket.



14. REMOVE CONTINUOUSLY VARIABLE VALVE LIFT CONTROLLER ASSEMBLY


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Using a screwdriver, slide the valve lift control actuator connector clip from the valve lift control actuator connector.

    NOTICE:
    Slide only the upper part of the valve lift control actuator connector clip, as the straight pin falls out from the bottom if the valve lift control actuator connector clip is completely removed.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Rotate the crankshaft clockwise until the intake camshaft position at the No. 1 cylinder and No. 3 cylinder is as shown in the illustration.

    HINT:
    If the camshaft position is not as shown in the illustration, rotate the crankshaft clockwise again so that the camshaft is aligned as shown in the illustration.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the bolt, 2 nuts and wire harness clamp bracket.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Using a screwdriver, lightly pry the valve lift control actuator connector to make a space between the continuously variable valve lift controller assembly and camshaft housing.

    NOTICE:
    1. Do not forcefully pry the valve lift control actuator connector.
    2. Do not damage the camshaft housing or camshaft bearing cap.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Using a magnet hand, remove the straight pin from the valve lift control actuator connector.

    NOTICE:
    Do not drop the straight pin into the engine.
    HINT:
    The pin can be removed by utilizing the space between the continuously variable valve lift controller assembly and camshaft housing to move the continuously variable valve lift controller assembly so that there is no load on the pin.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Using a screwdriver, remove the valve lift control actuator connector clip from the valve lift control actuator connector.

    NOTICE:
    Do not drop the valve lift control actuator connector clip into the engine.


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Remove the continuously variable valve lift controller assembly from the camshaft housing.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.3Zr-Fae Engine Control System.Sfi System.Continuously Variable Valve Lift Controller  Removal
  1. Remove the O-ring to the continuously variable valve lift controller assembly.

    Text in Illustration
    *1
    O-Ring


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
  1. Rotate the valve lift control actuator connector and remove it from the valve rocker shaft.