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 > Sfi System: Secondary Air Injection System Driver (P1613,P1614)
    DESCRIPTION Refer to DTC P0412 (See page ). DTC No. DTC Detection Condition Trouble Area P1613 P1614 Either of following conditions (1) or (2) met: (1) All of following conditions met (1 trip detection logic): Either air pump or air switching valve not operating Diagnostic signal from Air Injection ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0112