Lexus ES manuals

Lexus ES: 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.

OK

END

NG

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.

OK

END

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

READ NEXT:

 Portable Player cannot be Connected Manually/Automatically

CAUTION / NOTICE / HINT HINT: Some versions of "Bluetooth" compatible audio players may not function properly, or the functions may be limited using the radio receiver assembly, even if the portable a

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

PROCEDURE 1. CHECK USING ANOTHER "Bluetooth" AUDIO COMPATIBLE VEHICLE OF SAME MODEL (a) Check if track information is displayed normally on another "Bluetooth" audio compatible vehicle of the

 Portable Player cannot be Registered

CAUTION / NOTICE / HINT HINT: Some versions of "Bluetooth" compatible audio players may not function properly, or the functions may be limited using the radio receiver assembly, even if the portable a

SEE MORE:

 DCM System Internal Failure (B15A804)

DESCRIPTION This DTC is stored when an internal circuit malfunction is detected by the DCM (telematics transceiver) self check. DTC No. Detection Item DTC Detection Condition Trouble Area B15A804 DCM System Internal Failure DCM (telematics transceiver) internal malfunction DCM (te

 Lost Communication with Hybrid/EV Powertrain Control Module Missing Message (U029387)

DESCRIPTION The battery ECU assembly transmits and receives signals via CAN communication to and from the hybrid vehicle control ECU. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate U029387 Lost Communication with Hybrid/EV Powertrain Control Modul

© 2016-2026 Copyright www.lexguide.net