Toyota Tacoma (2015-2018) Service Manual: System Diagram
SYSTEM DIAGRAM
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are us ...
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
...
Other materials:
Motor Circuit Malfunction (C1428)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1428
Motor Circuit Malfunction
With the motor relay and motor fail-safe relay OFF, open or short in
motor circuit continues for 2 seconds o ...
Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE
1.
REPLACE CD AND RECHECK
(a) Replace the CD with a known good one and recheck.
(1) Check if the same malfunction occurs again.
OK:
Malfunction disappears.
OK
END
NG
REPLACE NAVIGATION RECEIVER ASSEMBLY ...
Fail-safe Chart
FAIL-SAFE CHART
1. Fail-safe
This function minimizes the loss of operation when any abnormality occurs in
a sensor or solenoid.
Fail-safe Control List
Malfunction Part
Function
Transmission revolution sensor (NT)
During a transmission revolutio ...
