2007 Lexus LS 460LFACTORY OEM SERVICE PROCEDURE

Component Function Check

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK OVERALL FUNCTION-I

    With CONSULT-III 

    1. Start engine and warm it up to the normal operating temperature.
    2. Perform "VIAS S/V-1" in "ACTIVE TEST" mode with CONSULT-III.
    3. Turn VIAS control solenoid valve 1 "ON" and "OFF", and check that power valve actuator 1 rod moves.
      Fig 1: Checking Power Valve Actuator Rod And Power Valve Actuator
      G05870006Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-III 

    1. Start engine and warm it up to the normal operating temperature.
    2. When revving engine up to 5, 000 RPM quickly.
    3. Check that power valve actuator 1 rod moves under the following conditions.
    Fig 2: Checking Power Valve Actuator Rod And Power Valve Actuator
    G05870007Courtesy of NISSAN MOTOR CO., U.S.A.
    OPERATION CHART

    Condition Operation
    Idle Existed
    When revving engine up to 5, 000 RPM quickly Not existed

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: "DIAGNOSIS PROCEDURE ".

  2. CHECK OVERALL FUNCTION-II

    With CONSULT-III 

    1. Perform "VIAS S/V-2" in "ACTIVE TEST" mode with CONSULT-III.
    2. Turn VIAS control solenoid valve 2 "ON" and "OFF", and check that power valve actuator 2 rod moves.
      Fig 3: Checking Power Valve Actuator Rod And Power Valve Actuator
      G05870008Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-III 

    1. When revving engine up to 5, 000 RPM quickly.
    2. Check that power valve actuator 2 rod moves under the following conditions.
    Fig 4: Checking Power Valve Actuator Rod And Power Valve Actuator
    G05870009Courtesy of NISSAN MOTOR CO., U.S.A.
    POWER VALVE ACTUATOR CONDITION CHART

    Condition Operation
    Idle Existed
    When revving engine up to 5, 000 RPM quickly Not existed

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: "DIAGNOSIS PROCEDURE ".

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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