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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.
    2. Disconnect the speed sensor connector.
    3. Measure the resistance according to the value(s) in the table below.

      Resistance: 

      LH 

      TESTER CONNECTION AND SPECIFIED CONDITION

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

      RH 

      TESTER CONNECTION AND SPECIFIED CONDITION

      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 

    TESTER CONNECTION AND SPECIFIED CONDITION

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

    RH 

    TESTER CONNECTION AND SPECIFIED CONDITION

    Tester Connection Specified Condition
    S3-2 (FR+) - Body ground 10 kΩ or higher
    S3-1 (FR-) - Body ground 10 kΩ or higher
    Fig 1: Identifying Front Speed Sensor Connector Terminals
    G04090647Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
    NOTE: Check the speed sensor signal after replacement (See DTC CHECK / CLEAR  ).