Toyota Tundra Service Manual: 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 is on or off.

(c) The blowers of both seats are controlled by the air conditioning amplifier assembly.

(d) The seat heaters of both seats are controlled by the seat heater controls, which are located under their respective seats.

    Problem Symptoms Table

    System Diagram

    See More:

    Toyota Tundra Service Manual > Navigation System: Sound Quality is Bad Only when Disc is Played (Volume is Too Low)
    PROCEDURE 1. REPLACE DISC WITH ANOTHER AND RECHECK (a) Replace the disc with a known good one and check that the malfunction disappears. OK: Malfunction disappears. Result Result Proceed to OK A NG (for Column Shift Type) B NG (for Floor Shift Type) C A END (DISC IS DEFECTIVE) B REPLACE NAVIGATION R ...

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    Toyota Tundra Service Manual

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