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Home >> Scion >> 2006 >> tC Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2AZ-FE) >> Camshaft Timing Oil Control Valve Assembly >> On-Vehicle Inspection

On-Vehicle Inspection

  1. CHECK CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY 
    1. Check the operation.
      1. Connect the intelligent tester to the DLC3.
      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 CONNECTION SPECIFIED CONDITION CHART

    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.

Fig 1: Connecting Intelligent Tester To DLC3
G04221325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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