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On-Vehicle Inspection

  1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY 
    1. Connect the Techstream to the DLC3.
    2. Start the engine.
    3. Turn the Techstream on.
    4. Inspect the oil control valve (for intake camshaft).
      1. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT System (Bank 1).
      2. Operate the oil control valve using the Techstream, and then check the engine speed.

        OK

        Control Range Specified Condition
        OFF Normal engine speed
        ON Rough idle or engine stalls (soon after oil control valve switched from OFF to ON)

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

      3. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT System (Bank 2).
      4. Operate the oil control valve using the Techstream, and then check the engine speed.

        OK

        Control Range Specified Condition
        OFF Normal engine speed
        ON Rough idle or engine stalls (soon after oil control valve switched from OFF to ON)

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

    5. Inspect the oil control valve (for exhaust camshaft).
      1. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT Exhaust Linear (Bank 1).
      2. Operate the oil control valve using the Techstream, and then check the engine speed.

        OK

        Control Range Specified Condition
        -100% Normal engine speed
        100% Rough idle or engine stalls (soon after oil control valve switched to 100%)

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

      3. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT Exhaust Linear (Bank 2).
      4. Operate the oil control valve using the Techstream, and then check the engine speed.

        OK

        Control Range Specified Condition
        -100% Normal engine speed
        100% Rough idle or engine stalls (soon after oil control valve switched to 100%)

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

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