wiring diagram AUDI A4 1995 B5 / 1.G ATQ Engine Oxygen Sensor Control Checking

AUDI A4 1995 B5 / 1.G ATQ Engine Oxygen Sensor Control Checking A4 1995 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1067/w960_1067-0.png AUDI A4 1995 B5 / 1.G ATQ Engine Oxygen Sensor Control Checking

Page 56 of 63

AUDI A4 1995 B5 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-121
      
Checking voltage supply for oxygen sensor 
heating  
     
Test requirement:  
     
Fuse for oxygen sensor heating OK 
     
       Electrical Wiring Diagrams, Troubleshooting & 
Compon

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AUDI A4 1995 B5 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-123
       If there is no voltage again:  
     
-  Check wire connection from terminal 1 to Fuel 
Pump (FP) relay via fuse for open circuit. 
     
       Electrical Wiring Diagrams, Troubleshooti