Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: 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

    Touch Panel Switch does not Function
    CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precau ...

    Cursor or Map Rotates when Vehicle Stopped
    PROCEDURE 1. CHECK CONDITION (a) Check with the customer if the vehicle has been turned by a turntable. OK: Vehicle has not been turned by a turntable. HINT: If the vehicle is turned on a ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Vehicle Stability Control System: Left Front Wheel Speed Sensor Signal Stuck Low (C050023)
    DESCRIPTION Refer to DTC C05001F. Click here DTC No. Detection Item DTC Detection Condition Trouble Area C050023 Left Front Wheel Speed Sensor Signal Stuck Low Any of the following is detected: When the +BS terminal voltage is 17.4 V or less at a vehicle speed of 10 km/h (6 mph ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Vehicle Stability Control System: ABS Pump Motor Control Circuit Open (C052C13,C052C49,C052F14)
    DESCRIPTION The motor relay and motor fail safe relay are built into the brake actuator assembly. When the skid control ECU (brake actuator assembly) operate ABS, TRAC, VSC, brake hold or brake assist, the motor relay turns ON and drives the motor pump built into the brake actuator assembly. If any ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0101