Toyota 4Runner: No Sound can be Heard from Speakers

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / No Sound can be Heard from Speakers

PROCEDURE

1.	CHECK AUDIO SETTINGS

(a) 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.

END

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 check that the malfunction disappears. OK: Malfunction disappears. OK ...

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