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Seat Heater Relay: Inspection

  1. INSPECT SEAT HEATER RELAY 
    1. Measure the resistance according to the value(s) in the table below.
      Fig 1: Identifying Seat Heater Relay
      G05183858Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Resistance 

      TESTER CONNECTION AND SPECIFIED CONDITION CHART

      Tester Connection Specified Condition
      3 - 5 10 MΩ or higher
      3 - 5 Below 1 Ω (when battery voltage Is applied to terminals 1 and 2)

      If the result is not as specified, replace the seat heater relay.