Toyota Tacoma (2015-2018) Service Manual: 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 air conditioning control assembly is turned on.
(c) Check that the front seat surface temperature changes according to the operation of the seat heater switch on the air conditioning control assembly as follows: HI → MID → LO.
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use this procedure to troubleshoot the seat heater system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
...
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 ...
Other materials:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. ACTIVE TEST
HINT:
Using the Techstream to perform Active Tests allows relays, VSVs, actuators and
other items to be operated without removing any parts. This non-intrusive functional
inspection can be very useful because intermittent operation may be discovered befo ...
Air Fuel Ratio Sensor
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1)
(a) Disconnect the air fuel ratio sensor connector.
(b) Disengage the clamp to separate the air fuel ratio sensor wire ...
