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Front Speed Sensor: Inspection

WARNING: This page is about a different car, the 2006 Lexus RX 400h. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT FRONT SPEED SENSOR 
    1. Inspect the front speed sensor. If any of the following occurs, replace the front speed sensor with a new one:
      • The surface of the front speed sensor is cracked, dented, or chipped off.
      • The connector or wire harness is scratched, cracked, or damaged.
      • The front speed sensor has been dropped.
    2. Measure the resistance according to the value(s) in the table below.

      Resistance 

      LH 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Specified Condition
      2 (FL+) - 1 (FL-) 1.4 to 1.8 kΩ

      RH 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Specified Condition
      2 (FR+) - 1 (FR-) 1.4 to 1.8 kΩ
    3. Measure the resistance according to the value(s) in the table below.

      Resistance 

      LH 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Specified Condition
      1 (FL-) - Body ground 10 kΩ or higher
      2 (FL+) - Body ground 10 kΩ or higher

      RH 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester Connection Specified Condition
      1 (FR-) - Body ground 10 kΩ or higher
      2 (FR+) - Body ground 10 kΩ or higher
      Fig 1: Inspecting Front Speed Sensor Connector
      G04113319Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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