Inspect Taillight Control Relay Continuity

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

Fig 1: Identifying Taillight Control Relay Terminals

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Taillight Headlight Control Relay Specifications

If continuity is not as specified, replace the relay.