Vehicle properties
Engine & powertrain
PARKING_BRAKE_ON
What it is
Parking brake state.
This property is true indicates that the car's parking brake is currently engaged. False implies that the car's parking brake is currently disengaged.
How the ID is built
A property ID is a 32-bit value packing four fields. Reading 0x11200402 apart:
| Field | Mask | Value | Means |
|---|---|---|---|
| Group | 0xf0000000 | 0x10000000 | SYSTEM |
| Area | 0x0f000000 | 0x01000000 | GLOBAL |
| Type | 0x00ff0000 | 0x00200000 | BOOLEAN |
| Ordinal | 0x0000ffff | 0x00000402 | 0x402 |
Reading it from an app
CarPropertyManager mgr = (CarPropertyManager)
car.getCarManager(Car.PROPERTY_SERVICE);
boolean value =
mgr.getBooleanProperty(VehiclePropertyIds.PARKING_BRAKE_ON, 0);This property is read-only — writes are rejected. It fires a callback whenever the value changes.