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Inspection [08/2013 - ]

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT FRONT SEAT CUSHION HEATER (SEPARATE TYPE FRONT SEAT CUSHION COVER) 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 1: Identifying Front Seat Cushion Heater (Separate Type Front Seat Cushion Cover) Connector Terminals
      GTY405125Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      C-1 - A-3 Always Below 1 Ω
      C-2 - A-1 15 to 30 °C 6.1 to 13.3 kΩ
      C-2 - B-3 15 to 30 °C 6.1 to 13.3 kΩ
      C-2 - C-5 15 to 30 °C 6.1 to 13.3 kΩ
      C-3 - B-1 Always Below 1 Ω
      C-4 - A-2 Always Below 1 Ω
      B-2 - A-1 Always 3.52 to 4.30 Ω
      TEXT IN ILLUSTRATION

      *a Component without harness connected
      (Front Seat Cushion Heater (Separate Type Front Seat Cushion Cover))

      If the result is not as specified, replace the front seat cushion heater (separate type front seat cushion cover).

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