September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Step 1 - Inspect Ignition Switch Continuity

WARNING: This page is about a different car, the 2002 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Testing Ignition Switch

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Fig 2: Ignition Switch Specifications

If continuity is not as specified, replace the switch.