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Ignition Switch: Inspection: Inspection

  1. INSPECT IGNITION SWITCH 
    1. Measure the resistance of the switch.
      Fig 1: Identifying Ignition Switch Assembly Connector Terminals
      GTY217246Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Switch Condition Specified Condition
      Between all terminals LOCK 10 kΩ or higher
      AM1 (2) - ACC (3) ACC Below 1 Ω
      AM1 (2) - ACC (3)
      AM1 (2) - IG1 (4)
      IG2 (6) - AM2 (7)      		 ON Below 1 Ω
      ST1 (1) - AM1 (2)
      ST1 (1) - IG1 (4)
      IG2 (6) - AM2 (7)
      IG2 (6) - ST2 (8)      		 START Below 1 Ω

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

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