Toyota Tacoma (2015-2018) Service Manual: No Sound can be Heard from Speakers
PROCEDURE
|
1. |
CHECK AUDIO SETTINGS |
(a) Display the "Sound Settings" screen.
(b) Set volume, fader and balance to the initial values and check that sound is normal.
OK:
Audio system returns to normal.
HINT:
Sound quality adjustment measures vary according to the type of amplifier.
| OK | .gif) |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Noise Occurs
PROCEDURE
1.
NOISE CONDITION
(a) Check from which direction the noise comes (front left or right, or rear
left or right).
OK:
The location of the noise source ca ...
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 disappea ...
Other materials:
ECM Communication Circuit Malfunction (C1203)
DESCRIPTION
The circuit sends TRAC, A-TRAC and VSC control information from the skid control
ECU (master cylinder solenoid) to the ECM, and engine control information from the
ECM to the skid control ECU (master cylinder solenoid) via the CAN communication
system.
DTC Code
...
Stop Light Control Relay Malfunction (C1380)
DESCRIPTION
The skid control ECU (brake actuator assembly) inputs the stop light switch signal
and detect the status of the brake operation.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1380
Stop Light Contro ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK ENGINE SWITCH
(a) Measure the resistance and voltage according to the value(s) in the table
below.
Terminal No. (Symbol)
Input/Output
Wiring Color
Terminal Description
Condition
Specified Condition
...
