Lexus NX: Sound Quality is Bad Only when Disc is Played (Volume is Too Low)

Lexus NX Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System / Sound Quality is Bad Only when Disc is Played (Volume is Too Low)

CAUTION / NOTICE / HINT

NOTICE:

When replacing the radio receiver assembly, always replace it with a new one.

If a radio receiver assembly which was installed to another vehicle is used, the following may occur:

A communication malfunction DTC may be stored.
The radio receiver assembly may not operate normally.

HINT:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

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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

2.	CHECK NOISE CONDITION

(a) Check that noise is output from the speakers when a disc is inserted and is being read.

OK:

Noise is output.

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

REPLACE RADIO RECEIVER ASSEMBLY

SEE MORE:

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Panoramic View Monitor System DTC No. Detection Item Link C1614 ECU Malfunction C1621 Back Camera Power Supply Failure C1622 Open or Short Circuit in Back Camera Signal C1625 Open or Short in Steering Angle Sensor +B

Reassembly

REASSEMBLY PROCEDURE 1. INSTALL NUT (a) Install the 2 nuts. 2. INSTALL RADIATOR GRILLE EMBLEM (a) Attach the claw and guide to install the radiator grille emblem. (b) Install the 2 screws. 3. INSTALL NO. 3 RADIATOR GRILLE GARNISH (a) Attach the 4 claws to install the

Lexus NX: Sound Quality is Bad Only when Disc is Played (Volume is Too Low)

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Disc cannot be Inserted or is Ejected Right After Insertion

Disc cannot be Ejected

CD/DVD Sound Skips

SEE MORE:

Diagnostic Trouble Code Chart

Reassembly