Not yet tested
Frost check: defrost and wiper heat on cold starts
At or below freezing, sitting down turns on front and rear defrost plus the wiper de-icer.
WHEN
Seat Occupied — Driver seat — occupied
AND IF
- Outside Temperature — Below 34°F (1°C)
THEN
- Front / Rear Defrost — Front defrost on
- Front / Rear Defrost — Rear defrost on
- Wiper Heat — On
Why it’s useful
Clear glass before you shift out of Park, without remembering three separate buttons.
How to set it up
- Open AutomationsWith the car in Park, open the App Launcher on the touchscreen and tap Automations.
- Create a new automationTap “Create an automation”.
- Set the trigger: Seat OccupiedUnder Trigger, open Seats and pick Seat Occupied. Set it to: Driver seat — occupied.
- Add condition: Outside TemperatureTap Add condition, open Environment, pick Outside Temperature and set: Below 34°F (1°C).
- Action 1: Front / Rear DefrostTap Add action, open Climate (HVAC), pick Front / Rear Defrost and set: Front defrost on.
- Action 2: Front / Rear DefrostTap Add action, open Climate (HVAC), pick Front / Rear Defrost and set: Rear defrost on.
- Action 3: Wiper HeatTap Add action, open Climate (HVAC), pick Wiper Heat and set: On.
- Name and saveName it “Frost Check”, save, and make sure its card is switched on.
- Test itTrigger it once while parked with the screen on, and check each action happened.
Menu names come from the English strings found in current firmware and may change slightly at launch. There is no way to import automations, so you build each one on the touchscreen. Full walkthrough
Limits to know
- Wiper heat is only on cars with the cold-weather package.
- Wiper Heat: Cold-weather equipped cars.
- Automations only run while the center screen is on, and never while Autopilot or FSD is engaged.