Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Voice Guidance does not Function

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 me ...

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: ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lane Control System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: If CAN communication system and lane control system DTCs are not output and any of the following problem symptoms exist, perform troubleshooting by checking the appropriate suspected areas in the order they are listed. Use the table below to help determine the cause ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound data signal or image data signal from a USB device to the radio receiver assembly via this circuit. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NO. 1 STEREO JACK ADAPTER ASSEMBLY) (a) ...