LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Engine Control System - Service Information) >> CAMSHAFT OIL CONTROL SOLENOID (for Bank 2) >> On-Vehicle Inspection [12/2023 - ] >> Procedure

On-Vehicle Inspection [12/2023 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT CAM TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of Bank 2) 

    Pre-procedure1

    • Put the engine in Inspection Mode (Maintenance Mode).

      Powertrain > Hybrid Control > Utility 

      Tester Display
      Inspection Mode
    • Start the engine.
    • Read the Data List while performing the Active Test with the engine idling.

      Powertrain > Engine > Active Test 

      Active Test Display
      Control the Intake VVT OCV Duty Ratio Bank 2
      Data List Display
      Intake VVT Change Angle Bank 2

      Standard Condition

      GTS Operation Data List (Intake VVT Change Angle Bank 2)
      -100 to 100% Varies by 55 DegFR or more

      HINT: 

      • Test not possible with park (P) selected during charge control. Select neutral (N) to perform test.
      • If the DTCs are stored after the Active Test, clear the DTCs.

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

    Post-procedure1

    • None.
  2. INSPECT CAM TIMING OIL CONTROL SOLENOID ASSEMBLY (for Exhaust Side of Bank 2) 

    Pre-procedure1

    • Put the engine in Inspection Mode (Maintenance Mode).

      Powertrain > Hybrid Control > Utility 

      Tester Display
      Inspection Mode
    • Start the engine.
    • Check the engine speed while operating the cam timing oil control solenoid assembly (for exhaust camshaft) using the GTS.

      Powertrain > Engine > Active Test 

      Tester Display
      Control the Exhaust VVT OCV Duty Ratio Bank 2

      Standard Condition

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

      HINT: 

      • Refer to "Data List / Active Test" [Exhaust VVT OCV Control Duty Ratio Bank 2 and Exhaust VVT Change Angle Bank 2].

        Refer to DATA LIST / ACTIVE TEST [12/2023 - ]

      • Test not possible with park (P) selected during charge control. Select neutral (N) to perform test.
      • If the DTCs are stored after the Active Test, clear the DTCs.

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

    Post-procedure1

    • None.