Lexus ES: Poor Sound Quality in All Modes (Low Volume)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System (for Hv Model) / Poor Sound Quality in All Modes (Low Volume)

PROCEDURE

1.	CHECK AUDIO SETTINGS

(a) Set treble, middle and bass to the initial values and check that the sound is normal.

OK:

The sound returns to normal.

HINT:

Sound quality adjustment measures vary according to the type of amplifier.

END

2.	COMPARE WITH ANOTHER VEHICLE OF SAME MODEL

(a) Compare with another vehicle of the same model which is not malfunctioning to see if there is any difference in the sound quality.

OK:

No difference is found.

END

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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Test Mode Procedure

TEST MODE PROCEDURE TEST MODE (SIGNAL CHECK MODE) PROCEDURE HINT: When entering test mode (signal check mode), the tire pressure warning ECU and receiver sets all the test mode (signal check mode) DTCs first. After the tire pressure warning ECU and receiver completes the signal check for each ins

Sub Radiator

ComponentsCOMPONENTS ILLUSTRATION *1 RADIATOR ASSEMBLY - - RemovalREMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during radiator assembly remov

Lexus ES: Poor Sound Quality in All Modes (Low Volume)

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Portable Player cannot be Connected Manually/Automatically

Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device

Portable Player cannot be Registered

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Test Mode Procedure

Sub Radiator