Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
If the coding differs from the vehicle version, then:
- Check control unit coding
=> Coding engine control unit, Page
- Press ⇒key.
-> Indicated on display:
Rapid data transfer HELP
Select function XX
Note:
Press the HELP key to obtain a printout of the functions which are available.
2 - Interrogating and erasing fault memory
2.1 - Interrogating and erasing fault memory
- Connect vehicle diagnostic, testing and information system VAS 5051 (or fault reader V.A.G 1551) and
select engine electronics control unit by entering address word "01" ( => Page
When doing this the engine must be idling.
Note:
If the engine does not start, turn over the engine with the starter motor for at least 5 seconds, then leave the
ignition switched on.
- Switch on printer with the Print button
(Warning lamp in button lights up).
-> Indicated on display:
Rapid data transfer HELP
Select function XX
- Operate fault reader taking into account the information on the display:
- Press keys 0 and 2 for function "Interrogate fault memory" and confirm entry with Q key.
-> The display will show either the number of faults stored or the message "No fault recognised!".
X Faults recognised!
If no fault is stored:
- Press ⇒key.
If one or more faults are stored:
The faults stored will be displayed and printed out one after the other.
-> Indicated on display:
Rapid data transfer HELP
Select function XX
- Locate and eliminate faults printed out as per fault table
=> Page
.
- Press keys 0 and 5 for the function "Erase fault memory" and confirm entry with Q key.
-> Indicated on display:
Rapid data transfer
Fault memory is erased!
Audi A8 1994 ➤
Motronic injection and ignition system (6-cylinder) - Edition 02.1999
4
01 - Self-diagnosis
