Lexus NX: Poor Sound Quality in All Modes (Low Volume)
Lexus NX Service Manual / Audio & Visual & Telematics / Audio / Video / Audio And Visual System / 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 | .gif) | END |
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| 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 |
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"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:
Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not try to remove the black nylon tube as it is welded to the fuel suction tube assembly. Click here PROCEDURE 1. REMOVE NO. 1 FUEL SUB-TANK (a) Disconnect the fuel pump harness connector. (b) Using needle nose pliers, remove the fuel
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Panoramic View Monitor System DTC No. Detection Item Link C1614 ECU Malfunction C1621 Back Camera Power Supply Failure C1622 Open or Short Circuit in Back Camera Signal C1625 Open or Short in Steering Angle Sensor +B
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