Lexus ES manuals

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

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for Hv Model) / Sound Quality is Bad Only when CD 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 Audio and Visual 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 CD AND RECHECK

(a) Replace the CD 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 Component Amplifier

DESCRIPTION The radio receiver assembly sends a sound signal to the stereo component amplifier assembly via this circuit. The sound signal that has been sent is amplified by the stereo component ampli

 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

SEE MORE:

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FAN WITH MOTOR ASSEMBLY - COOLING FAN MOTOR - COOLING FAN ECU *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - EFI-MAIN NO. 1 RELAY - -

 Hybrid/EV Battery Current Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure (P0ABF28)

DESCRIPTION Refer to the description for DTC P0ABF11. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0ABF28 Hybrid/EV Battery Current Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure The offset value of the batte

© 2016-2026 Copyright www.lexguide.net