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Main Switch

Inspect the switch continuity between specified terminals. See Fig 1. If continuity is not as specified, replace switch.

Fig 1: Inspecting Main Switch Continuity
G00112122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002


  1. Connect the positive (+) lead from the battery to terminal No. 2 and the negative (-) lead to terminal No. 3. See Fig 1.
  2. Check that there is continuity between terminals No. 2 and 6 with the main switch pushed on. See Fig 1.
  3. Check that there is no continuity between terminals No. 2 and 6 with the main switch pushed off. See Fig 1.
  4. If continuity is not as specified, replace the switch.
Fig 1: Inspecting Switch Continuity
G00112121Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002