catalytic converter AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking

AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking A8 2000 D2 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1067/w960_1067-0.png AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking

Page 44 of 63

AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-112
      
Testing Oxygen Sensor Wires  
      Component location of harness connectors   
Overview of component locations, page   Page 
24
-5   
     
-  Disconnect green 4-pin harness connector 1

Page 46 of 63

AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-114
      
Check oxygen sensor wires for Oxygen 
Sensor (O2S) 2 Behind Three Way Catalytic 
Converter (TWC) -G131-.  
      Component location of harness connectors   
Overview of component locatio

Page 49 of 63

AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-116
 
  
Oxygen sensor heating for oxygen 
sensors before and behind catalytic 
converter, checking
 
Special Tools and Equipment  
 
VAG1526A
 VAG1594A
 VAG1598/31
 VAG1788/10 RPM adjuster
 VAS505

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AUDI A8 2000 D2 / 1.G ATQ Engine Oxygen Sensor Control Checking 24-124
 
    
-  Check the following wire connection for open circuit:
Oxygen Sensor (O2S) heater -Z19- bank 1 before catalytic converter: 
Harness connector  
Terminal  
VAG1598/31 test box  
Socket
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