1. Reverts to the standard vehicle interface 2. Siri is activated by user input (holding a button / pressing a button in-car) with a side feature for hot mic (

1. Reverts to the standard vehicle interface 2. Siri is activated by user input (holding a button / pressing a button in-car) with a side feature for hot mic (hey siri) that’s disabled by default 3. Maybe there’s car implementation solely driven by Siri? Hondas is touch screen and Mazda is button/knob based (and touch screen but only when idle).