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Ignition Switch: Inspection

  1. INSPECT IGNITION SWITCH ASSEMBLY 
    1. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      IGNITION SWITCH ASSEMBLY TESTER CONNECTION SPECIFIED CONDITION CHART

      Tester Connection Switch Condition Specified Condition
      All terminals LOCK 10 kΩ or higher
      2 (ACC) - 4 (AM1) ACC Below 1 Ω
      1 (IG1) - 4 (AM1) ON
      2 (ACC) - 4 (AM1)
      5 (AM2) - 6 (IG2)
      1 (IG1) - 4 (AM1) START
      3 (ST1) - 4 (AM1)
      5 (AM2) - 6 (IG2)
      5 (AM2) - 7 (ST2)
      Fig 1: Identifying Ignition Switch Components Terminals
      G05158004Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If the result is not as specified, replace the ignition switch assembly.