Toyota Tacoma (2015-2018) Service Manual: Poor Sound Quality in All Modes (Low Volume)
PROCEDURE
|
1. |
CHECK AUDIO SETTINGS |
(a) Set Treble, Mid and Bass to the initial values and check that sound is normal.
OK:
Malfunction disappears.
HINT:
Sound quality adjustment measures vary according to the type of amplifier.
| OK | .gif) |
END |
|
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|
2. |
COMPARE WITH ANOTHER VEHICLE OF SAME MODEL |
(a) Compare with another vehicle of the same model which does not have trouble to see if there is any difference in the sound quality.
OK:
No difference is found.
| OK | |
END |
| NG | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Screen Flicker or Color Distortion
PROCEDURE
1.
CHECK DISPLAY SETTING
(a) Reset display settings (contrast, brightness) and check that the screen appears
normal.
OK:
The display returns to normal. ...
Voice Guidance does not Function
PROCEDURE
1.
CHECK VOICE GUIDANCE SETTING
(a) Check that the voice guidance setting is not off.
OK:
Voice guidance setting is not off.
NG
CHANG ...
Other materials:
Components
COMPONENTS
ILLUSTRATION
*A
w/o Woofer
*B
w/ Woofer
*1
LUGGAGE COMPARTMENT SIDE TRAY LH
*2
LUGGAGE COMPARTMENT SIDE TRAY RH
ILLUSTRATION
*1
COWL SIDE TRIM BOARD LH
...
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the CAN bus lines (communication lines),
a fail-safe function(s) will operate. The fail-safe function that is specified for
each system operates to prevent those systems from malfunctioning.
(b) The following table s ...
Removal
REMOVAL
PROCEDURE
1. REMOVE TIMING CHAIN COVER ASSEMBLY
(See page )
2. SEPARATE NO. 2 WATER BY-PASS PIPE (for Vacuum Brake Booster)
3. REMOVE VACUUM PUMP ASSEMBLY (for Vacuum Brake Booster)
4. SET NO. 1 CYLINDER TO TDC/COMPRESSION
5. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
6. REMO ...
