Lexus ES manuals

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

CAUTION / NOTICE / HINT

NOTICE:

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

    Click here

  • 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.

PROCEDURE

1.

REPLACE DISC AND RECHECK

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

OK:

Malfunction disappears.

OK

END

NG

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.

OK

REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY

NG

REPLACE RADIO RECEIVER ASSEMBLY

READ NEXT:

 Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound signal from an external device to the radio receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND

 Speaker Circuit

DESCRIPTION If there is a short in a speaker circuit, the stereo component amplifier assembly detects it and stops output to the speakers. Thus sound cannot be heard from the speakers even if there is

 Start Up Signal Circuit between Radio Receiver Assembly and Navigation ECU

DESCRIPTION This circuit includes the navigation ECU and radio receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NAVIGATION ECU) (a) Disco

SEE MORE:

 Inspection

INSPECTION PROCEDURE 1. INSPECT OIL PRESSURE AND TEMPERATURE SENSOR (a) Check the oil pressure and temperature sensor output voltage. (1) Apply 5 V between terminals 3 (VC) and 2 (GND). NOTICE: Be careful when connecting the leads as the oil pressure and temperature sensor may be damaged if

 Wiper Switch Signal Mismatch between LIN and Line (B1372)

DESCRIPTION Under normal operation, the windshield wiper motor assembly receives operation signals from the windshield wiper switch assembly via LIN communication. The windshield wiper motor assembly and windshield wiper switch assembly are also connected via direct line in order to operate the fron

© 2016-2024 Copyright www.lexguide.net