Camshaft Timing Oil Control Valve: Inspection

REMOVE CAMSHAFT TIMING OIL CONTROL VALVE (OCV)
1. Remove the suspension upper brace.
2. Remove the No. 2 cylinder head cover.
3. Disconnect the OCV connector.
4. Remove the bolt and OCV.
5. Remove the O-ring from the OCV.
Fig 1: Identifying OCV Bolt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT CAMSHAFT TIMING OIL CONTROL VALVE (OCV) OPERATION
Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2, and check the movement of the valve.

Fig 2: Camshaft Timing Oil Control Valve Operation Table
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Connecting Positive Battery Lead To Terminal 1 And Negative Lead To Terminal 2
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the operation is not as specified, replace the OCV.
REINSTALL CAMSHAFT OIL CONTROL VALVE (OCV)
1. Install a new O-ring to the OCV.
2. Install the OCV with the bolt.
  Torque: 9 N.m (92 kgf.cm, 80 in.lbf)
3. Connect the OCV connector.
4. Install the No. 2 cylinder head cover.
5. Install the suspension upper brace.