Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: System Description

SYSTEM DESCRIPTION

1. FRONT SEAT HEATER

(a) By operating the seat heater switch on the air conditioning control assembly, the temperature can be controlled within the range of 36 to 42.2°C (96 to 108°F).

(b) The on/off status and heater level of each seat heater are indicated by the respective indicators provided in the air conditioning control assembly.

(c) The seat heaters of both seats are controlled by the seat heater control sub-assemblies.

Operation Check
OPERATION CHECK 1. CHECK SEAT HEATER (a) Turn the ignition switch to ON. (b) Check that the indicator illuminates and the surface of the front seat warms up, when the seat heater switch on the ai ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Air Conditi ...

Other materials:

Open in ABS Solenoid Relay Circuit (C146E,C146F)
DESCRIPTION The ABS solenoid relay supplies power to the ABS solenoid and TRAC solenoid. The solenoid relay is turned on 1.5 seconds after the ignition switch is turned ON, and is turned off if an open or short in the solenoid is detected by the self diagnosis performed when the engine starts ...

AUTO LSD Indicator Light Remains ON
DESCRIPTION During normal mode, pressing the VSC OFF switch for a short amount of time changes vehicle to AUTO LSD mode. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the brake actuator assembly, perform calibration (See page ). PROCEDURE 1. CHECK ...

Dtc Check / Clear
DTC CHECK / CLEAR HINT: When using the Techstream with the engine switch off to troubleshoot: Connect the Techstream to the DLC3 and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins. Refer to the T ...

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