How do I start and drive the BMW X3? Jane March 01, 2024 04:56 Updated Depress the brake pedal fully (do NOT release). Press the START button, as shown in the picture below. The dashboard will illuminate once it is fully started. Shift your gear to D (Drive). Release the electronic parking brake and gently release the brake pedal — and off you go! Related articles How do I switch on/off the headlights for the BMW X3? Where is the parking brake on the BMW X3? How do I open the fuel door for the BMW X3? Do I top up diesel or petrol for the BMW X3? How do I switch on/off the wipers for the BMW X3?