disconnect connector from ignition coils and 
from fuel injectors. 
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24-12
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AEB, ATW, Repair Group 21, Charge air system with turbocharger, checking
   
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AEB, ATW, Repair Group 26; Secondary Air Injection (AIR) system, checking
    22 - 
Fuel injectors -N30- through -N33- Checking  Page 24
-38
Removing and installing   Page 24
-46
23 - 
Ignition coils -N-, -N128-, -N158-, -N163- 
Checking  Page 28
-4
24 - 
Wastegate bypass regulator valve -N75- 
Checking:
25 - 
Mass Air Flow (MAF) sensor -G70- 
Checking  Page 24
-60
26 - 
Secondary Air Injection (AIR) pump 
motor-V101- 
Checking:
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Fuel rail with fuel injectors, disassembling 
and assembling
 
1 - 
Fuel injector insert, 3 Nm 
Use fluid securing material D 000 600 A2 
to insert. 
2 - 
O-ring Removing and installing   Page 24
-46
Always replaceCoat with clean engine oil
3 - 
Fuel injectors -N30- through -N33- Removing and installing   Page 24
-46
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4 - 
O-ring 
Removing and installing   Page 24
-46
Always replaceCoat with clean engine oil
5 - 
Fuel distributor 
6 - 
Fuel supply line Tighten to 25 Nm
7 - 
Fuel return line 
8 - 
Harness connector for injectors4x
9 - 
Socket head bolt- 10 Nm 
10 - 
Fuel pressure regulator 
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24-47
      
-  Disconnect fuel distributor with injectors from 
intake plenum and set aside in rear of engine 
compartment on a clean cloth. 
     
WARNING! 
     
Fuel system is under pressure! Before 
opening system, place rags around the 
connection point. Then release pressure by 
carefully loosening connection. 
     
-  Disengage retaining clip and remove fuel 
injector. 
     
Note:  
     Fuel lines must be removed before replacing fuel 
distributor. 
      Installation is reverse of removal, noting the 
following:  
     
Remove O-rings at all opened connections. 
(Never remove plastic cap from valve head 
to replace front O-ring - pry O-ring off over 
plastic cap). 
     Lightly lubricate O-rings with clean engine 
oil. 
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pair&id=AUDI.B5.FU06.24.1