Heater Main Relay: Inspection

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.

Remove heater main relay from No. 2 relay block.

Fig 1: Identifying Heater Main Relay
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Inspect heater main relay (Making: HTR) continuity

Fig 2: Displaying Heater Main Relay Terminals
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Fig 3: Inspecting Heater Main Relay Continuity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If continuity is not as specified, replace the relay.