AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual https://www.carmanualsonline.info/img/6/1080/w960_1080-0.png AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual

Page 1 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-49
 
     
Output Diagnostic Test Mode 
(DTM) (function 03) 
     
Note:  
     
Output Diagnostic Test Mode (DTM) is only 
possible with engine idle and ignition switched 
on. 
     The electric F

Page 2 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-50
       Output Diagnostic Test Mode (DTM) activates 
the following components in the specified 
sequence:  
     
Activation sequence  
1   Evaporative Emission (EVAP) canister purge 
regulator v

Page 3 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual        Electrical Wiring Diagrams, Troubleshooting & 
Component Locations   
Pa
ge 3 of 12 Out
put Dia
gnostic Test Mode 
(DTM
) (function 03
)
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?

Page 4 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 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 switc

Page 5 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-52
 
Output Diagnostic Test Mode (DTM) Evap. canister pur
ge re
gulator valve
    
Indicated on display:(or, indicated: tank ventilation valve -N80-)  
If valve is not activated (does not click):

Page 6 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-53
      
Activating the Secondary Air Injection (AIR) 
pump relay  
     
- 
Press button.Output Diagnostic Test Mode (DTM) Secondary Air Injection pump relay
    
Indicated on display  
If the Se

Page 7 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-54
       If valve is not activated (does not click):  
     
       Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo 
Engine Mechanical, Engine Code(s): AEB, ATW, Repair Group 21, Charge air system with

Page 8 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual Leak Detection Pump tank vent. s
ystem
Note:  
The click can be heard by listening near the rear left wheelhousing. 
The change-over valve in the LDP is activated for approximately 1 
minute (clicks),

Page 9 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual 01-55
       If valve is not activated (does not click):  
     
       Repair Manual, Fuel Supply System, Repair 
Group 20; components of the EVAP canister system, servicing; Leak Detection Pump (LDP

Page 10 of 12

AUDI A6 1997 C5 / 2.G ATW Engine Output Diagnostic Test Mode Workshop Manual Output Diagnostic Test Mode (DTM) Cylinder 3 fuel in
jector -N32-
    
Indicated on display  
Pa
ge 10 of 12 Out
put Dia
gnostic Test Mode 
(DTM
) (function 03
)
11/21/2002 htt
p://127.0.0.1:8080/audi
Page:   1-10 11-20 next >