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Hazard Warning Switch: Inspection

WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT HAZARD WARNING SWITCH 
    1. Measure the resistance of the switch.

      Standard resistance 

      RESISTANCE SPECIFICATION

      Tester Connection Switch Condition Specified Condition
      A9-12 - A10-14 Hazard warning switch ON Below 1 Ω
      A9-12 - A10-14 Hazard warning switch OFF 10 kΩ or higher

      If the result is not as specified, replace the A/C control.

      Fig 1: Identifying Hazard Warning Switch Connector Terminals
      G05292778Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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