2006 BMW M3 Owner's Manual - Page 81

Technology for safety and driving convenience Park Distance Control (PDC)* The concept PDC is deactivated when you shift back out of Reverse. 81 PDC does not replace the driver's personal responsibility for evaluatPDC assists you when you back into a ing the distance between the vehicle parking space. Acoustic signals alert You can have a signal set to con- and any objects. Even when sensors you to the momentary distance to an firm that the PDC has been actiare involved, there is a blind spot in object behind your vehicle. To do this, vated. The signal then sounds when which objects cannot be detected. This four ultrasonic sensors in the rear you shift into Reverse or move the applies especially in those cases where bumper measure the distance to the selector lever into the R position.< the system approaches the physical nearest object. The range for the senlimits of ultrasonic measurement, as sors located at both rear corners ends occurs with tow bars and trailer couAcoustic signals approx. 2 ft/60 cm behind the bumpers. plings, and in the vicinity of thin or The range for the two middle sensors is The distance to the nearest object is indicated by a tone sounding at various wedge-shaped objects. Moreover, low slightly less than 5 ft/1.50 m. intervals. As the distance between vehi- objects that have already been cle and object decreases, the intervals detected - such as a curb edge - can PDC is a parking aid that can disappear out of the detection range of between the tones become shorter. A identify objects if they are the sensors before a continuous tone continuous tone indicates the presapproached slowly, as is generally the sounds. ence of an object less than 1 ft/30 cm case when parking. Avoid driving Loud sources of sound from outside or towards objects rapidly; due to underly- away. inside the vehicle could drown out the ing physical principles, the system may The warning signal is canceled after PDC signal tone.< otherwise alert you too late for you to approx. three seconds if the distance to take evasive steps.< the object remains constant during this Keep the sensors clean and free time - if you are moving parallel to of ice or snow in order to ensure The system starts to operate automati- a wall, for instance. that they will continue to operate effeccally approx. one second after you shift System malfunctions will be indicated tively. into Reverse or move the selector lever by a continuous high-pitched tone Do not apply high pressure spray to the into the R position with the ignition key when the system is activated the first sensors for a prolonged period of time. in position 2. time. Please have your BMW center Always maintain a distance of more resolve the problem. than 4 in/10 cm.< Let this short period elapse before driving backwards.< Online Edition for Part-No. 01 41 0 158 512 - © 09/04 BMW AG Index Data Repairs Maintenance Controls Overview