Toyota 4Runner manuals

Toyota 4Runner: Sound Quality is Bad Only when CD is Played (Volume is Too Low)

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual System / 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

END


NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

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. HI ...

CD cannot be Ejected
PROCEDURE 1. CHECK OPERATION (a) Press the disc eject switch of the radio and display receiver assembly for 5 seconds or more and check that the CD is ejected. OK: ...

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Disassembly
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Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSION HINT: The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ign ...

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