Camshaft Oil Control Valve Inspection


  1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY

Camshaft Oil Control Valve -- Inspection



1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    Condition
    Specified Condition
    1 - 2
    20°C (68°F)
    6.9 to 7.9 Ω
    If the result is not as specified, replace the camshaft timing oil control valve assembly.


  1. Check the operation.



      Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.2Tr-Fe Engine Control.Sfi System.Camshaft Oil Control Valve  Inspection
    1. Apply battery voltage between the terminals and check that the spool valve operates.

      Text in Illustration
      *1
      Spool Valve
      *a
      Component without harness connected
      (Camshaft Timing Oil Control Valve Assembly)
      HINT:
      Problems in the spool valve returning caused by sticking of sludge or foreign objects sometimes cause slight pressure leaks to the advanced side and result in detection of DTCs.
      If the spool valve is struck, replace the camshaft timing oil control valve assembly.