Toyota Tundra Service Manual: Parts Location

On-vehicle Inspection

System Diagram

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Toyota Tundra Service Manual > Climate Control Seat System: System Description
SYSTEM DESCRIPTION 1. GENERAL (a) The heater and blower both have 3 levels controlled by operating the seat heater switch, which is located in the air conditioning control assembly. (b) The on/off state of the heater or blower can be determined by checking if the seat heater switch indicator light i ...