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Height Control Sensor: Inspection

WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT FRONT HEIGHT CONTROL SENSOR SUBASSEMBLY 
    1. Connect the 3 dry cell batteries (1.5 V) in series.
    2. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead from the battery to terminal 3.
    3. Measure the voltage between terminals 2 and 1 while slowly moving the link up and down.

      Standard voltage 

      SPECIFIED CONDITION AND TESTER CONNECTION

      Tester Connection Condition Specified Condition
      A17-2 (SHFL) - A17-1 (SHG) +45° Approx. 4.5 V
      A17-2 (SHFL) - A17-1 (SHG) 0° (normal) Approx 2.5 V
      A17-2 (SHFL) - A17-1 (SHG) -45° Approx 0.5 V
      Fig 1: Inspecting Front Height Control Sensor Subassembly
      G04049652Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

      If the result is not as specified, replace the sensor.

    4. Remove the height control sensor.
  2. INSPECT REAR HEIGHT CONTROL SENSOR SUBASSEMBLY 
    1. Connect the 3 dry cell batteries (1.5 V) in series.
    2. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead from the battery to terminal 3.
    3. Measure the voltage between terminals 2 and 1 while slowly moving the link up and down.

    Standard voltage 

    SPECIFIED CONDITION AND TESTER CONNECTION

    Tester Connection Condition Specified Condition
    Y2-2 (SHRL) - Y2-1 (SHG) +45° Approx. 4.5 V
    Y2-2 (SHRL) - Y2-1 (SHG) 0°(normal) Approx 2.5 V
    Y2-2 (SHRL) - Y2-1 (SHG) -45° Approx 0.5 V
    Fig 2: Inspecting Rear Height Control Sensor Sub-Assembly
    G04049653Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

    If the result is not as specified, replace the sensor.

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