Audi A4 2005 - Permitted Unless Authorised by AUDI AG. AUDI AG Does Not Guarantee or Accept any Liability

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with respect to the correctness of information in this document. Copyright by AUDI AG.
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* These control units assume the diagnosis gateway functions.
They receive diagnosis data sent by the VAS testers on the diagnosis line and relay the data to the appropriate
data bus.
The addressed control unit evaluates this information and responds on the data bus.
The control unit with diagnosis gateway function receives this data and sends it via the diagnosis line to the
tester.
343_004
Gateway
K-wire
*
L lead
*
*
*
*