Turn the ignition to ON/RUN with the engine off.
Official procedure for 2019 models.
Turn the ignition to ON/RUN with the engine off.
Use the steering wheel thumbwheel to scroll to the 'Tire Pressure' page in the Driver Information Center (DIC).
Press and hold the thumbwheel (or Select button) until the horn chirps twice and 'Tire Learning Active' appears on the display.
Start with the Driver Side Front tire. Increase or decrease the air pressure for about 10 seconds until a single horn chirp sounds.
Proceed in a clockwise order: Front Right, then Rear Right, and finally Rear Left. Wait for the horn chirp at each tire before moving to the next.
Turn the ignition OFF and adjust all tires to the correct recommended PSI.