01-51
      
Test sequence  
     
-  Connect VAS5051 tester or VAG1551 scan tool 
and select control module for engine electronics 
using "address word" 01   Page 01
-10
. Ignition 
must remain switched on. 
Rapid data transfer 
HELP
Select function XX
    
When indicated on display  
-  Press buttons -0- and -3- to select "output Diagnostic Test Mode" and 
press -Q- button to confirm input. 
Rapid data transfer 
Q
03 - Output Dia
gnostic Test Mode
    
Indicated on display  
Activating the EVAP canister purge regulator valve (tank ventilation 
valve)  
Note:  
The Fuel Pump (FP) relay must trigger, the Fuel Pump (FP) must run, 
flowing noise at fuel pressure regulator is clearly audible. If Fuel Pump 
(FP) does not run, check activation   Page 24
-56
 .  -  Confirm input using -Q- button.
Pa
ge 4 of 12 Out
put Dia
gnostic Test Mode 
(DTM
) (function 03
)
11/21/2002 htt
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pair&id=AUDI.B5.FU06.01.4