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On-Vehicle Inspection

  1. CHECK CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY 
    1. Check the operation.
      1. Connect the intelligent tester to the DLC3.
        2. Fig 1: Identifying Intelligent Tester To DLC3
        G05537709Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Turn the ignition switch ON.
      3. Turn the Intelligent tester main switch ON.
      4. Start and warm up the engine.
      5. Select the menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / VVT CTRL B1.
      6. Operate the OCV using the intelligent tester, and then check the engine speed.

        Standard condition 

        TESTER OPERATION AND SPECIFIED CONDITION

        Tester Operation Specified Condition
        OCV is OFF Normal engine speed
        OCV is ON Rough idling or engine stalls

        If the operation is not as specified, check the oil control valve, wire harness and ECM.

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