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Hazard Warning Switch: Inspection

  1. INSPECT HAZARD WARNING SWITCH (w/o Navigation System) 
    1. Remove the center cluster integration switch assembly.
    2. Measure the resistance according to the value(s) in the table below.

      Resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester connection Condition Specified Condition
      7-11 OFF 10 kΩ or higher
      7-11 ON Below 1 Ω

      If the result is not as specified, replace the center cluster integration switch assembly (hazard warning switch).

      Fig 1: Identifying Hazard Warning Switch (W/O Lexus Navigation System) Connector Terminals
      G05274001Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT HAZARD WARNING SWITCH (w/ Navigation System) 
    1. Remove the multi-display assembly.
    2. Measure the resistance according to the value(s) in the table below.

      Resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester connection Condition Specified Condition
      M5-12 - M6-6 OFF 10 kΩ or higher
      M5-12 - M6-6 ON Below 1 Ω

      If the result is not as specified, replace the multi-display assembly (hazard warning switch).

      Fig 2: Identifying Hazard Warning Switch (W/ Lexus Navigation System) Connector Terminals
      G05274002Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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