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:
Fuel Tank Cap
Inspection
INSPECTION
PROCEDURE
1. INSPECT FUEL TANK CAP ASSEMBLY
(a) Check the appearance of the fuel tank cap assembly.
(1) Check that there is no deformation or damage to the fuel tank cap assembly
or fuel tank cap gasket.
*1
Fuel Tank Cap Gasket
If the ...
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
NOTICE:
Immediately wash off any brake fluid that comes into contact with any painted
surfaces.
HINT:
If any work is done on the brake system or if air in the brake lines is suspected,
bleed the air from the system.
PROCEDURE
1. FILL RESERVOIR WITH BRAK ...
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 ...
