Continuously Variable Valve Lift Controller Removal
Engine. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
REMOVE RADIATOR SUPPORT OPENING COVER
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE NO. 2 CYLINDER HEAD COVER
REMOVE AIR CLEANER CAP SUB-ASSEMBLY
REMOVE AIR CLEANER CASE SUB-ASSEMBLY
REMOVE BATTERY CLAMP SUB-ASSEMBLY
REMOVE BATTERY
REMOVE BATTERY TRAY
DISCONNECT ENGINE WIRE
REMOVE IGNITION COIL ASSEMBLY
REMOVE AIR TUBE
REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY
REMOVE CYLINDER HEAD COVER GASKET
REMOVE CONTINUOUSLY VARIABLE VALVE LIFT CONTROLLER ASSEMBLY
Continuously Variable Valve Lift Controller -- Removal |
1. REMOVE RADIATOR SUPPORT OPENING COVER |
Remove the 9 clips and radiator support opening cover.
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 |
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 |
Disconnect the mass air flow meter connector.
Detach the clamp.
Disconnect the No. 2 ventilation hose from the cylinder head cover.
Squeeze the taps of the air cleaner hose clamp, and then disconnect the air cleaner hose from the throttle body.
Detach the 2 hook clamps, and then remove the air cleaner cap and hose.
5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY |
Disconnect the wire harness clamp from the air cleaner case.
Remove the 3 bolts and air cleaner case.
6. REMOVE BATTERY CLAMP SUB-ASSEMBLY |
Remove the bolt and loosen the nut.
Detach the hook of the battery clamp from the front battery bracket, and then remove the battery clamp.
9. DISCONNECT ENGINE WIRE |
Detach the 9 clamps, and then disconnect the connectors.
Remove the 3 bolts and 2 nuts, and then disconnect the engine wire.
10. REMOVE IGNITION COIL ASSEMBLY |
Remove the 4 bolts and 4 ignition coils.
Disconnect the fuel vapor feed hose from the purge VSV.
Disconnect the 2 union to connector tube hoses.
Disconnect the No. 2 air hose and No. 1 fuel vapor feed hose.
Remove the 2 bolts and air tube.
12. REMOVE CYLINDER HEAD COVER SUB-ASSEMBLY |
Remove the 13 bolts, seal washer and cylinder head cover.
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 |
Remove the cylinder head cover gasket.
14. REMOVE CONTINUOUSLY VARIABLE VALVE LIFT CONTROLLER ASSEMBLY |
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.
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.
Remove the bolt, 2 nuts and wire harness clamp bracket.
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:
- Do not forcefully pry the valve lift control actuator connector.
- Do not damage the camshaft housing or camshaft bearing cap.
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.
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.
Remove the continuously variable valve lift controller assembly from the camshaft housing.
Remove the O-ring to the continuously variable valve lift controller assembly.
Text in Illustration*1
| O-Ring
|
Rotate the valve lift control actuator connector and remove it from the valve rocker shaft.