Toyota Tundra Service Manual: System Description

SYSTEM DESCRIPTION

1. GENERAL

(a) By operating the seat heater switch, which is located in the air conditioning control assembly, the temperature is controlled to 3 settings.

  • LOWEST: 32.5°C (90.5°F)
  • MID: 44.5°C (112.1°F)
  • HIGH: 58.25°C (136.85°F)

(b) Whether the seat heater is on or off can be determined by checking if the indication is located in air conditioning control assembly.

(c) The seat heaters of both seats are controlled by the seat heater switches, which are located on the air conditioning control assembly.

    Problem Symptoms Table

    System Diagram

    See More:

    Toyota Tundra Service Manual > Audio And Visual System: Diagnostic Trouble Code Chart
    DIAGNOSTIC TROUBLE CODE CHART HINT: If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below. Audio and Visual System DTC Code Detection Item See page B1324 Lost Communication with Meter B1532 LVDS Signal ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0109