AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owner's Manual

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owner's Manual TT 1999 8N / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/958/w960_958-0.png AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owner's Manual
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Page 21 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-16
      
Note:  
     
To help find small leaks, BEFORE pressurizing 
the system fill system with smoke using special 
tool KLI9210 and adapter KLI9210/50 as 
described on page      Page 21
-16
 .

Page 22 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual to VAG 1687/1 at arrow on 2.7L BiTurbo). 
Pa
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ger s
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11/18/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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Page 23 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-17
      
Special tool LKI9210 (Evaporative system 
leak detector), preliminary set-up  
     
-  Connect smoke generator leads to vehicle 
battery. 
    
With system filled with smoke:  
Special t

Page 24 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-18
      
Special tool VAG 1687, connecting to 
pressure adapter VAG 1687/1 (2.7L BiTurbo)  
      For illustrations purposes VAG is shown lying in 
the engine compartment. In practice the tool 
sh

Page 25 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-19
      
Performing pressure test:  
    
-  With outlet hose -1- of VAG 1687 connected to air pressure adapter:
-  Attach shop air supply line to previously installed male fitting (   Page 
21
-1

Page 26 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-20
      
Note:  
     Some pressure will be lost past the throttle plate. 
     
-  Readjust test pressure to 0.5 bar ( CAUTION 
above) by turning regulator valve -2-.      
-  Listen for any very

Page 27 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual       With VAS 5051 diagnostic tool connected:  
     
-  Erase DTC memory.
      If smoke generator was not used to fill the 
system with smoke:  
     
-  Apply soapy water solution or equivalent to

Page 28 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-21
      
Note:  
     An ultrasonic detector may also be used to 
detect extremely small leaks. 
     
-  Inspect intake system connections for leaks.
     
-  Repair any leaks found.
     
- Remo

Page 29 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual 21-22
      
Rules of cleanliness
 
     
CAUTION! 
     
Whenever carrying out any work on the fuel 
supply or fuel injection systems, always 
observe the following rules of cleanliness. 
      1. Th

Page 30 of 50

AUDI TT 1999 8N / 1.G AEB ATW Engines Turbocharger System Owners Manual  
Avoid working with compressed air 
whenever possible. 
     
 Avoid moving the vehicle if possible.
Pa
ge 30 of 50 Turbochar
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play?actio
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