3 Series E91 330xi (N52) TOUR
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CID: Central Information Display
> E70, E87, E90, E91, E92, E93
The visual PDC warnings are given in the Central Information Display (CID).
In addition, information regarding a Check-Control message that may be present is shown.
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KOMBI: Instrument cluster
> E70, E87, E90, E91, E92, E93
A current Check-Control message is indicated by a symbol in the LCD display in the instrument cluster.
Moreover, the instrument cluster also provides the exterior temperature and the kilometre reading for the PDC
control unit.
The PDC control unit is then able to correct the calculated distance with a factor corresponding to the outside
temperature.
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KOMBI and CID: Instrument cluster and Central Information Display
> R56
The instrument cluster has two section. The instrument cluster itself is in the middle of the dashboard. The
auxiliary instrument is on the steering column.
The KOMBI and the CID are both control units. These control units are plugged into one another an installed
together in the dashboard.
All equipment versions are connected to the auxiliary instrument via a K-bus.
The auxiliary instrument is the gateway to the K-CAN.
A current Check-Control message is indicated by a symbol in the LCD display in the auxiliary instrument.
The instrument cluster provides the exterior temperature and the kilometre reading for the PDC control unit. The
PDC control unit is then able to correct the calculated distance with a factor corresponding to the outside
temperature.
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EGS: Electronic transmission control
On vehicles with automatic transmission, the electronic transmission control (ESG) supplies the signal that
reverse gear is engaged.
The PDC control unit activates PDC after a short delay (approx. 1 second).
This prevents PDC from being unexpectedly activated on vehicles with automatic transmission, fro example
when the selector lever is moved from "P" to "N" via "R".
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DSC: Dynamic Stability Control
The DSC control unit supplies the PDC with information about the road speed and distance travelled.
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FRM: Footwell module
On vehicles with manual transmission, the footwell module (FRM) supplies the signal that reverse gear is
engaged.
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CAS: Car access system
The CAS control unit supplies the PDC with the terminal status (e.g. terminal 15).
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AHM: Trailer module
The trailer module (AHM) sends a signal indicating whether the vehicle is towing a trailer or if a rear carrier rack
is fitted. If a trailer or rear carrier rack is recognised, the acoustic and visual warnings for the rear bumper are
deactivated.
System functions
PDC incorporates the following functions:
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Acoustic warnings
SBT Park Distance Control E70, E87, E90, E91, E92, E93, R56
BMW AG - TIS
22.02.2013 02:12
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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