instrument cluster AUDI A4 2001 B5 / 1.G Technical Features Design And Function

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Interface for Navigation Plus (R94)
The interface of the Navigation System Plus
performs the following tasks:
– Exchange of data bus information -
Navigation System Plus internal data bus
– Transfer of TMC data to the Navigation
System Plus for dynamic route planning
In order to receive the TMC data, an interface
connects the aerial and radio.
The following data is exchanged via the
interface:
Display request/instrument cluster
Traffic news/Telematics
Fault messages/card reader
Control signals/multi-function
steering wheel
Terminal 15/steering column
electronicsDisplay/instrument cluster
Control signals data bus/data bus
information system
Vehicle data/card reader Input from data bus
information/senderOutput to data bus
information/receiver
SSP254_122