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:
Clearance Sonar Main Switch Circuit
DESCRIPTION
The back sonar or clearance sonar switch assembly is installed at the base of
the driver side of the instrument panel.
When the back sonar or clearance sonar switch assembly is turned on, an on signal
is sent to the clearance warning ECU assembly. The intuitive parking assist syste ...
Check Bus 5 Line for Short to GND
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and GND when there
is no resistance between terminal 15 (CA5H) of the central gateway ECU (network
gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 16 (CA5L) of the central
gateway ECU (network gateway ECU) and ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL FUEL SUCTION TUBE SET GASKET
(a) Ensure gasket groove is clean and free of foreign particles.
(b) Install a new gasket onto the fuel tank.
(c) Make sure that the gasket sits in the groove.
2. INSTALL FUEL SU ...
