The hands-free system is a function that allows you to use your cellular phone without touching it.
This system supports Bluetooth. Bluetooth is a wireless data system that allows the cellular phone to wirelessly connect to the hands-free system and make/receive calls.
Before making a phone call, check the connection status, battery charge, call area and signal strength.
If a Bluetooth device cannot be connected, check the connection status. If the device is not connected, either register or reconnect it.
Phone top screen
To display the screen shown below, press the off-hook switch on the steering wheel or select "Phone" on the "Menu" screen.
Microphone
The vehicle's built-in microphone is used when talking on the phone.
The person to whom you are speaking to can be heard from the front speakers.
To use the hands-free system, you must register your Bluetooth phone in the system.
Status display
You can check indicators such as signal strength and battery charge on any screen.
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Can Communication System: Check Bus 3 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the bus 3 main lines and/or bus 3 branch lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the network gateway ECU is below 54 Ω. Symptom Trouble Area Resistance between terminals 6 (CA3H) and 21 (CA3L) of network gateway ...
Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Dynamic Radar Cruise Control System: Cruise SET Indicator Light Circuit
DESCRIPTION The ECM illuminates the cruise SET indicator by sending request signals to the combination meter assembly via CAN communication. The cruise SET indicator illuminates when the dynamic radar cruise control system is controlling vehicle speed. If the cruise SET indicator is not operating co ...