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

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Navigation / Multi Info Display / Navigation System / Sound Quality is Bad Only when Disc is Played (Volume is Too Low)

CAUTION / NOTICE / HINT

NOTICE:

After replacing the navigation receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary.

PROCEDURE

1.	REPLACE DISC AND RECHECK

(a) Replace the disc with a known good one and check that the malfunction disappears.

OK:

Malfunction disappears.

END

REPLACE NAVIGATION RECEIVER ASSEMBLY

No Sound can be Heard from Speakers

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: A ...

Disc cannot be Ejected

CAUTION / NOTICE / HINT NOTICE: After replacing the navigation receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary. PROCEDURE ...

Other materials about Toyota 4Runner:

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. When installing the window frame moulding, black out tape and outside stripe, heat the vehicle body ...

Installation
INSTALLATION PROCEDURE 1. INSTALL BRAKE ACTUATOR BOLT CUSHION (a) Install the 3 brake actuator bolt cushions to the brake actuator bracket. 2. INSTALL BRAKE ACTUATOR CASE COLLAR (a) Install the 3 brake actuator case collars to the brake actuator bolt cush ...