1. Start the car and let it run for a few minutes. This will allow the car to warm up and charge the battery.
2. Turn off the ignition.
3. Press and hold the TPMS reset button for at least 5 seconds. The reset button is located on the center console, near the hazard light button.
4. Release the reset button.
5. Turn on the ignition.
6. Check the instrument cluster to make sure the flat tire warning light is off.
If the flat tire warning light is still on, you may need to take your car to a BMW dealer to have the TPMS system checked.
