wiring diagram AUDI A4 1997 B5 / 1.G AFC Engine Ignition Coils Checking Workshop Manual
Page 4 of 4
28-18
      
Checking voltage supply  
     
Fuse for ignition coils OK 
     
-  Disconnect white connector on connector 
bracket  page 28
-1 . 
     
-  Switch ignition on.
    
If the specified values are not obtained:  -  Switch Fluke 83 multimeter to voltage range and connect in sequence 
between Ground (GND) and all three terminals of the connector. 
   Specified value: approx. battery voltage
-  Check for open circuit using wiring diagram, repair as necessary, also 
check fuses. 
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