2007 Lexus RX 350 FWDFACTORY OEM SERVICE PROCEDURE

Front Speed Sensor: Inspection

  1. INSPECT FRONT SPEED SENSOR 
    1. Make sure that there is no looseness at the connectors' locking part and connecting part of connector.
    2. Disconnect the speed sensor connector.
      Fig 1: Identifying Front Speed Sensor Bolt
      G05241736Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Measure the resistance according to the value(s) in the table below.

      Resistance: 

      LH 

      STANDARD RESISTANCE SPECIFICATION TABLE LH

      Tester Connection Specified Condition
      S2-2 (FL+) - S2-1 (FL-) 0.6 to 2.5 kΩ

      RH 

      STANDARD RESISTANCE SPECIFICATION TABLE RH

      Tester Connection Specified Condition
      S3-2 (FR+) - S3-1 (FR-) 0.6 to 2.5 kΩ
    4. Measure the resistance according to the value(s) in the table below.

      Resistance: 

      LH 

      STANDARD RESISTANCE SPECIFICATION TABLE LH

      Tester Connection Specified Condition
      S2-2 (FL+) - Body ground 10 kΩ or higher
      S2-1 (FL-) - Body ground 10 kΩ or higher

      RH 

      RESISTANCE SPECIFICATION TABLE RH

      Tester Connection Specified Condition
      S3-2 (FR+) - Body ground 10 kΩ or higher
      S3-1 (FR-) - Body ground 10 kΩ or higher
      Fig 2: Identifying Front Speed Sensor Connector
      G05272797Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
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  • • You are missing required tools, torque specs, or safe lifting equipment.
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