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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.
      Fig 1: Locating Speed Sensor Front Bolt
      G05241736Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the speed sensor connector.
    3. Measure the resistance according to the value(s) in the table below.

      Resistance: 

      LH 

      RESISTANCE REFERENCE

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

      RH 

      RESISTANCE REFERENCE

      Tester Connection Specified Condition
      S3-2 (FR+) - S3-1 (FR-) 0.6 to 2.5 kΩ
      Fig 2: Identifying Front Speed Sensor Connector
      G05272797Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Measure the resistance according to the value(s) in the table below.

      Resistance: 

      LH 

      RESISTANCE REFERENCE

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

      RH 

      RESISTANCE REFERENCE

      Tester Connection Specified Condition
      S3-2 (FR+) - Body ground 10 kΩ or higher
      S3-1 (FR-) - Body ground 10 kΩ or higher
      NOTE: Check the speed sensor signal after replacement (See TEST MODE PROCEDURE  ).
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