Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Poor Sound Quality in All Modes (Low Volume)

Toyota Tacoma 2015-2018 Service Manual / Audio / Video / Audio And Visual System / 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

END

NG

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:

Unable to Unlock Steering Wheel (Engine cannot Start)
DESCRIPTION The steering lock actuator assembly activates the steering lock motor and moves the lock bar into the steering column to lock the steering. The steering may not unlock when the lock bar gets stuck in the lock hole of the steering column. In this case, if the engine switch is turned ...

System Diagram
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PROCEDURE 1. CHECK AUDIO SETTINGS (a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal. OK: Audio system returns to normal. HINT: Sound quality adjustment measures vary according to the type ...

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