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Camshaft Timing Oil Control Valve: Inspection

  1. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE (OCV) 
    1. Disconnect the OCV connector.
    2. Remove the bolt and OCV.
    3. Remove the O-ring from the OCV.
    4. Fig 1: Removing Camshaft Timing Oil Control Valve
      G02639451Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE (OCV) OPERATION 

    Connect the battery's positive (+) lead to terminal 1 and negative (-) lead to terminal 2. Check the movement of the valve as shown in Fig 2 and Fig 3.

    Fig 2: Connecting Battery Positive Lead To Terminal 1 And Negative Lead To Terminal 2
    G02639452Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: Battery Voltage Specification Table
    G02639453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    If operation is not as specified, replace the OCV.

  3. REINSTALL CAMSHAFT OIL CONTROL VALVE (OCV) 
    1. Install a new O-ring to the OCV.
    2. Install the OCV completely, and tighten the bolt.

      Torque: 9.0 N.m (90 kgf.cm, 80 in.lbf) 

    3. Connect the OCV connector.