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Home >> Lexus >> 2021 >> LS 500 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Service Information >> CAMSHAFT OIL CONTROL SOLENOID (for Bank 2) >> On-Vehicle Inspection [12/2017 - 10/2020] >> Procedure

On-Vehicle Inspection [12/2017 - 10/2020]: Procedure

  1. INSPECT CAM TIMING OIL CONTROL SOLENOID ASSEMBLY LH 
    1. Warm up the engine.
    2. Turn the engine switch off.
    3. Connect the Techstream to the DLC3.
    4. Turn the engine switch on (IG).
    5. Turn the Techstream on.
    6. Enter the following menus: Powertrain / Engine / Active Test / Control the Exhaust VVT OCV Duty Ratio Bank 2.

      Powertrain > Engine > Active Test 

      Tester Display
      Control the Exhaust VVT OCV Duty Ratio Bank 2
    7. According to the display on the Techstream, perform the Active Test and check the engine speed while operating the cam timing oil control solenoid assembly LH.

      Standard Condition

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

      HINT: 

      If the result is not as specified, check the cam timing oil control solenoid assembly LH, wire harness and ECM.