Lexus NX: 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:

 "No GPS signal" mark is displayed

CAUTION / NOTICE / HINT NOTICE: 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

 Voice Guidance does not Function

CAUTION / NOTICE / HINT NOTICE: 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

 Voice is not Recognized

PROCEDURE 1. CHECK CONDITION (a) While paying attention to the condition of the spoken voice command, perform a voice recognition operation. OK: Voice command is recognized normally. HINT:

SEE MORE:

 Vehicle Information Unmatched (C168D)

DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the vehicle information received from the main body ECU (multiplex network body ECU) via CAN communication and the vehicle information stored in the television camera assembly do not match

 Inspection

INSPECTION PROCEDURE 1. INSPECT REAR DOOR LOCK ASSEMBLY LH (a) Check the door lock motor operation. (1) Apply auxiliary battery voltage to the motor connector and check the operation of the door lock motor. OK: Measurement Condition Specified Condition Auxiliary battery positive (+) →

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