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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.
      Fig 1: Identifying Ignition Switch Connector Terminals
      G05415414Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance 

      STANDARD RESISTANCE CHART

      Tester Connection Switch Condition Specified Condition
      Between each terminal LOCK 10 kΩ or higher
      4 (AM1) - 2 (ACC) ACC Below 1 Ω
      4 (AM1) - 2 (ACC)
      4 (AM1) - 1 (IG1)
      5 (AM2) - 6 (IG2)      		 ON Below 1 Ω
      4 (AM1) - 1 (IG1)
      4 (AM1) - 3 (ST1)
      5 (AM2) - 6 (IG2)
      5 (AM2) - 7 (ST2)      		 START Below 1 Ω

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

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