Ignition switch AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual

AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual A3 2000 8L / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1077/w960_1077-0.png AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-2
      
Safety precautions
 
      To reduce the risk of personal injury and/or 
damage to the fuel injection and ignition system, 
always observe the following:  
     
Do not touch or disconnect

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-6
       If malfunction follows the spark plug:  
     
-  Replace spark plug.
      If malfunction remains at original cylinder:  
     
-  Switch ignition coil from faulty cylinder with one 
from

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-8
 
    
If specified value is obtained:  
If specified value is not obtained:  -  Connect multimeter for voltage measurement as follows:Harness connector  
Terminal  
Measure to  
1   Engine Groun

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-15
 
    
If specified value is not obtained:  -  Connect multimeter for voltage measurement as follows.Harness connector  
Terminal  
Measure to  
1   Engine Ground (GND)  
-  Switch ignition on.

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-19
      
Checking activation  
    
If specified value is not obtained:  -  Connect multimeter for voltage measurement as follows.3-socket relay carrier in E-box, plenum chamber, 
position 2  
Ter

Page 38 of 59

AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-37
      
Test requirements: 
     
Fuses for engine electronics OK 
     
       Electrical Wiring Diagrams, Troubleshooting & 
Component Locations   
     
Battery voltage at least 12.7 V 
     G

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-38
      
-  Connect multimeter for voltage measurement as 
follows: 
     
VAG1598/31 test box  
Socket  
Measure to  
1   B+  
2   B+  
62   Engine Ground (GND)  
     
 
Specification: approx. b

Page 42 of 59

AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-39
      
-  Connect multimeter for voltage measurement as 
follows: 
     
VAG1598/31 test box  
Socket  
Measure to  
121
 1)
  
Engine Ground (GND)  
     
1) The motronic Engine Control Module

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AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-46
       Component location   Overview of component 
locations  Page 24
-5   
      The Camshaft Position (CMP) sensor provides 
the ignition position for cylinder 1.  
      For failure, knock co

Page 52 of 59

AUDI A3 2000 8L / 1.G ATW Engine Ignition System Workshop Manual 28-48
       If LED does not blink:  
     
Checking voltage supply  
     
-  Disconnect connector at Camshaft Position 
(CMP) sensor. 
    
Checking signal wire   -  Connect multimeter for voltage m