Updating the Navi Maps on the Lexus RX is quite simple. Make sure you have at least 20 minutes before you attempt to go update the maps. DO NOT turn off the vehicle engine anytime when the maps are being installed or updated.

Before starting, best to check which version of the Navi maps on the vehicle before starting the update. Power on the vehicle, go to Setup then General then Software Update then Update to check.
1) With the vehicle off, remove the old MicroSD card and replace it with the new microSD card.
2) Install the maps onto the navigation system
3) Update the maps on the navigation system
4) Verify the release after the update.

For the model years: 2016 to 2019 Lexus RX 350/450, the Navigation maps are PT219-GEN09-21 (2021 MAP MSD GEN9) for purchase in 2022 edition. Maps are 2021 data. The maps sell for $210 + Shipping + tax. Search around if the dealers sells higher than $250. Should be around that price.

Please note that the Navi maps will likely work on the 2016-2020 Lexus GS 350 vehicles as well.
*** Always check with the dealer with VIN # *** to confirm before purchasing.

These maps may work with some models of the Toyota vehicle also.

DISCLAIMER:
This video is made for entertainment purposes only. We take no responsibility for your vehicle Navigation map installation. If you aren't sure about how to install or are not 100% confident about the installation, please have a mechanic perform the installation. You can go thru a private mechanic or go thru a Lexus/Toyota dealer for this service.

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