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Home >> Toyota >> 2009 >> Corolla S, 1.8 L, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Control System (2AZ-FE) - System And Circuit Testing, On-Vehicle Inspection, Removal, Inspection And Installation) >> Camshaft Oil Control Valve >> On-Vehicle Inspection

On-Vehicle Inspection

WARNING: This page is about a different variant/trim than selected.
  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. Check the engine speed when the oil control valve is operated using the Techstream with the engine coolant temperature at 50°C (122°F) or less.

      HINT:

      • When performing the active test, the air conditioning should be on.
      • Engine coolant temperature when the engine is started should be 30°C (86°F) or less.

        Standard 

        STANDARD SPECIFICATION

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