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 > Front Power Seat Control System(w/ Memory): Reclining Sensor Malfunction (B2651)
    DESCRIPTION When the position control ECU and switch assembly does not receive a sensor signal despite forward or rearward movement of the seatback by power seat motor operation, this DTC is stored. DTC Code DTC Detection Condition Trouble Area B2651 The forward and rearward lock detection position ...

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