Lexus ES: Sound Quality is Bad Only when CD is Played (Volume is Too Low)
CAUTION / NOTICE / HINT
NOTICE:
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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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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:
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A communication malfunction DTC may be stored.
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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 | | |
(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 |
READ NEXT:
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
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
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:
DEFINITION OF TERMS Term Definition Monitor Description Description of what the battery ECU assembly monitors and how to detects malfunctions (monitoring purpose and its details). Related DTCs A group of diagnostic trouble codes that are output by the battery ECU assembly based on t
DESCRIPTION The ECM communicates with each sensor and ECU via CAN communication. If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from U0100
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