The warning lamp 
lights up when the parking brake is applied.
lights up when the parking brake is applied.
Parking brake: caution! AudiTT parked too steepIf the warning lamp flashes and the message appears, the brake may not be strong enough to hold the AudiTT. The brakes have overheated. The AudiTT can roll away, even on a gentle slope.
Press brake pedal to release parking brakeTo release the parking brake, press the brake pedal and simultaneously press the switch 
(alternatively, use the auto release function link►).
(alternatively, use the auto release function link►).
Parking brake: fault. See owner s manualThere is a malfunction in the parking brake. Drive to a qualified workshop without delay and have the fault rectified.
Parking brake: fault. Safely stop AudiTT. Please contact workshopThere is a malfunction in the parking brake. Drive to a qualified workshop soon and have the fault rectified.
Hold assist: only available when door is closed and engine is runningIf this message appears, make sure that the door is closed, the seat belt is buckled and the engine is running.
Hold assist: unavailableIf this message appears, the system requirements have not been met.
Please release parking brakeIf this message appears, release the parking brake.
Parking brake auto release: unavailableIf this message appears, press the brake pedal and then release the parking brake.
Parking brake: caution! AudiTT parked too steepIf the warning lamp flashes and the message appears, the brake may not be strong enough to hold the AudiTT. The brakes have overheated. The AudiTT can roll away, even on a gentle slope.
Parking brake is appliedIf this message appears, press the brake pedal and then release the parking brake as necessary.
Note
For further information on the parking brake, refer to "Electro-mechanical parking brake" in the "Driving" section.