01-7
 
Mode under Address word 33:  
Mode 1: Transmit diagnostic data   Switch ignition on or let engine run at idle  
Mode 2: Transmit operating conditions   Switch ignition on or let engine run at idle  
Mode 3: Check DTC Memory   Switch ignition on or let engine run at idle  
Mode 4: Erase diagnostic data   Switch ignition on or let engine run at idle  
Mode 5: Output of oxygen sensor signals   Switch ignition on or let engine run at idle  
Mode 6: Transmit measured values   Switch ignition on or let engine run at idle  
Mode 7: Check DTC Memory   Switch ignition on or let engine run at idle  
Mode 8: Check tank leak test   Switch ignition on or let engine run at idle  
Mode 9: Read out vehicle information   Let engine run at idle  Mode 1 to 9 can be selected under address word 33.  
 
Individual measured values can be read out under mode 1. Mode 1 is not recommended for authorized Audi service 
centers, since the data can be obtained much more accurately under address word 01 function 04 or function 08. 
 Mode 2 displays operating conditions, for which malfunctions are recognized. 
 With mode 3 the DTC memory will be checked and with mode 4 the DTC memory will be erased.
Pa
ge 9 of 166 Motronic s
ystem, On Board Dia
gnostic 
(OBD
)
11/22/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU04.01.1