Assuming you are referring to the Apple Maps feature that allows users to find their parked car:
According to Apple the feature uses a combination of the iPhone’s sensors including the GPS accelerometer and Compass to determine the vehicle’s location. The iPhone must be in the vehicle when it is parked and have Bluetooth turned on for the feature to work.
When the user activates the feature they will see a blue dot on the map indicating their car’s location. The feature will also provide walking directions from the current location to the parked car.
If the user’s iPhone is not in the vehicle when they park the feature will not be able to track the car’s location. In addition the feature only works for vehicles that are parked on public streets and not in private parking lots or garages.
How does the iPhone know where your car is parked?
The iPhone uses a combination of GPS and wifi triangulation to determine the location of your car.
How accurate is the iPhone in determining the location of your car?
The iPhone is accurate within a few meters.
Does the iPhone need to be connected to a specific wifi network in order to determine the location of your car?
No the iPhone does not need to be connected to a specific wifi network.
How often is the location of your car updated?
The location of your car is updated whenever the iPhone detects a change in location.
What if the location of my car changes while I’m not using my iPhone?
The location of your car will be updated the next time you open the Maps app on your iPhone.
Can I see the location of my car on a map?
Yes the location of your car is shown on a map in the Maps app on your iPhone.
Can I set a location for my car manually?
Yes you can set the location of your car manually in the Maps app on your iPhone.
What if I don’t have an iPhone?
If you don’t have an iPhone you can still see the location of your car in the Maps app on your iPad or iPod touch.
What if I don’t have an iPad or iPod touch?
If you don’t have an iPad or iPod touch you can still see the location of your car in the Maps app on your Mac.
Can I see the location of my car on my Apple Watch?
Yes you can see the location of your car on your Apple Watch.
Can I see the location of my car on my Android phone?
No the location of your car can only be seen on an iPhone iPad iPod touch or Mac.
Can I see the location of my car on my Windows phone?
No the location of your car can only be seen on an iPhone iPad iPod touch or Mac.
Can I see the location of my car on my PC?
No the location of your car can only be seen on an iPhone iPad iPod touch or Mac.
Can I see the location of my car on my Mac?
Yes you can see the location of your car on your Mac.
Can I see the location of my car on my iPhone?
Yes you can see the location of your car on your iPhone.
