PROCEDURE
| 1. | CHECK AUDIO SETTINGS |
(a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal.
OK:
Audio system returns to normal.
HINT:
Sound quality adjustment measures vary according to the type of amplifier.
| OK | | END |
| NG | | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
Noise Occurs
Sound Quality is Bad Only when CD is Played (Volume is Too Low)Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Road Sign Assist System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Road Sign Assist System DTC No. Detection Item Link U010087 Lost Communication with ECM/PCM "A" Missing Message U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message U012987 Lost Communication with Brake ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Speaker Output Short (B15C3)
DESCRIPTION This DTC is stored when a malfunction occurs in the speakers. DTC No. Detection Item DTC Detection Condition Trouble Area B15C3 Speaker Output Short A short is detected in the speaker output circuit
Harness or connector
Speaker
Stereo component amplifier assembl ...