CAMSHAFT OIL CONTROL VALVE ON-VEHICLE INSPECTION

INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

1. for Intake Side:

   
   

   1. Connect the GTS to the DLC3.

   2. Start the engine.

   3. Turn the GTS on.

   4. Warm up the engine.

   5. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT Linear (Bank 1).

   6. Check the engine speed while operating the camshaft timing oil control valve using the GTS.

      Specified Condition
      GTS Operation Specified Condition 0% Normal engine speed 100% Engine idles roughly or stalls

      If the result is not as specified, check the camshaft timing oil control valve assembly, wire harness and ECM.

2. for Exhaust Side:

   
   

   1. Connect the GTS to the DLC3.

   2. Start the engine.

   3. Turn the GTS on.

   4. Warm up the engine.

   5. Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT Exhaust Linear (Bank 1).

   6. Check the engine speed while operating the camshaft timing oil control valve using the GTS.

      Specified Condition
      GTS Operation Specified Condition 0% Normal engine speed 100% Engine idles roughly or stalls

      If the result is not as specified, check the camshaft timing oil control valve assembly, wire harness and ECM.