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:

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    DISASSEMBLY PROCEDURE 1. REMOVE LOWER TRANSFER CASE PROTECTOR (a) Remove the 4 bolts and lower transfer case protector. 2. REMOVE WIRING HARNESS CLAMP BRACKET (a) Remove the 3 bolts and 3 wiring harness clamp brackets. (b) Disconnect the connector and 3 clamps. (c) Remove the 2 bolts and wiring harn ...

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