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PDC Programming - from Audi A2

August 16th, 2008 · No Comments

On reversing, the parking aid system uses the echo-sounding principle to measure the distance between the back end of the vehicle and an obstacle. For this purpose, the rear bumper is fitted with four ultrasonic sensors. The sensors are actuated both in combined transmit/receive mode and in pure receive mode. On the Audi A2, the parking aid control unit features CAN capability, i.e. both the self-diagnosis and the actual system only function when the CAN is active.
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