Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: Touch Panel Switch does not Function

HINT:

• If there is foreign matter between the display and exterior frame of the multi-display, the touch panel will remain pressed, preventing touch switch operation.
• If the engine switch is turned on (ACC) or on (IG) with part of your hand touching the multi-display, the display may stop responding correctly.

Panel Switches do 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 ...

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 ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Can Communication System: Certification ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Certification ECU Communication Stop Mode Either condition is met: "Certification (Smart)" is not displayed on the CAN Bus Check screen of the Techstream. Click here Communication system DTCs (DTCs that start with U) that corresp ...

Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Power Tilt And Power Telescopic Steering Column System: Vehicles Speed Malfunction (B2624)
DESCRIPTION The multiplex tilt and telescopic ECU forms a network with the ECUs of other systems via CAN communication. Each ECU informs the other ECUs that it is connected to the network by sending a specified signal (periodic signal) onto the communication bus on a regular basis. The multiplex til ...