Once a MAP-profile compatible Bluetooth phone is registered, you can check the E-mail/SMS/MMS and reply to a message using the following procedures:
Checking messages
1. Go to message screen: "MENU" button → "Phone" → "Messages"
2. Select a message.
Moving the controller to the left while on the message list screen displays the setting screen.
Move the controller to the right while on the message screen and then select an account to display a message list for the selected account.
Message screen
Selecting "Next" or "Previous" displays the next or previous message.
If a message is too long, select "Read More" to display the full text.
■ Option menu Move the controller to the left while on the message screen.
If more than one phone number is registered for a sender, a phone number selection screen will be displayed.

Replying to a message
1. Move the controller to the left while on the message screen.
2. Select "Quick Message" to display the "Quick Message" screen.
3. Select the desired message and then select "Send".
■ Editing a quick message
1. Move the controller to the left while on the message screen.
2. Select "Quick Message" and move the cursor to the desired message.
3. Move the controller to the left and select "Edit".
To return to the default message after editing, select "Default".
Receiving a message popup funct
This function is available when the "E-mail Notification Popup" or "SMS/MMS Notification Popup" are set to on.
"Incoming E-mail Display" or "Incoming SMS/MMS Display" are set to "Drop-Down"
When E-mail/SMS/MMS are received, the incoming message is displayed on the upper side of the screen with a sound.
"Incoming E-mail Display" or "Incoming SMS/MMS Display" are set to "Full Screen"
When E-mail/SMS/MMS are received, the incoming message screen is displayed with a sound and it can be operated on the screen.

Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone.
Operating a phone using the steering wheel switches

Speaking on the phone
Bluetooth phone
settingsLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 1 Lines for Short Circuit
DESCRIPTION There may be a short circuit between the bus 1 main lines and/or bus 1 branch lines when the resistance between terminals 23 (CA1H) and 8 (CA1L) of the network gateway ECU is below 54 Ω. Symptom Trouble Area Resistance between terminals 23 (CA1H) and 8 (CA1L) of network gateway ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System: IG Signal Circuit
DESCRIPTION This circuit detects the engine switch on (IG) or off condition, and sends it to the main body ECU (multiplex network body ECU). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Inspect the fuses for circuits related to this system before performing the following procedure.
Before re ...