Toyota RAV4 Service Manual: On-vehicle inspection
- Check camshaft timing oil control valve assembly
- Check the operation.
- Connect the intelligent tester to the dlc3.
- Turn the ignition switch on.
- Turn the intelligent tester main switch on.
- Start and warm up the engine.
- Select the menu items: diagnosis / enhanced obd ii / active test / vvt ctrl b1.
- Operate the ocv using the intelligent tester, and then check the engine speed.
Standard condition 
If the operation is not as specified, check the oil control valve, wire harness and ecm.
Camshaft timing oil control valve assembly
Components
...
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt preten ...
Other materials:
Components
...
Diagnosis system
Diagnosis
If the skid control ecu detects a malfunction, the abs,
vsc and brake warning lights and the slip, downhill
assist control and auto lsd indicator lights come on in
accordance with the trouble area to warn the driver.
The table below indicates which lights come on when
there ar ...
Disassembly
Fix differential carrier sub-assembly
Fix the rear differential carrier in place with the
overhaul attachment.
Remove stud bolt
Remove the 4 stud bolts from the transmission
coupling.
Remove differential drain plug
Using a 10 mm socket hexagon wrench, remove ...
