Toyota RAV4 (XA40) 2013-2018 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:
If your vehicle overheats
The following may indicate that your vehicle is overheating.
The high engine coolant temperature warning light Comes
on or a loss of engine power is experienced. (For example, the
vehicle speed does not increase.)
Steam comes out from under the hood.
Correction procedures
Stop ...
Removal
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
When removing the moulding, heat the vehicle body and
moulding using a heat light.
Standard heating temperature
Notice:
Do not heat the vehicle body and moulding
excessively.
...
Disassembly
Remove no. 1 Side defroster nozzle duct
Remove the 3 screws and duct.
Remove no. 2 Side defroster nozzle duct
Remove the 3 screws and duct.
Remove no. 1 Heater to register duct
Remove the screw and duct.
Remove no. 2 Heater to register duct
...
