Step 3 - Inspect Door Key Lock And Unlock 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: Identifying Door Key Lock & Unlock Switch Terminals & Switch Positions

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Door Key Lock & Unlock Switch Specifications

If continuity is not as specified, replace the switch.