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On-Vehicle Inspection [12/2019 - ]: Procedure

  1. INSPECT MIR HTR RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      GTY457725Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      3 - 5 Battery voltage applied to terminals 1 and 2 Below 1 Ω
      3 - 5 Battery voltage not applied between terminals 10 kΩ or higher

      If the result is not as specified, replace the MIR HTR relay.

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