fuel pressure AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual

AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual A6 1997 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1062/w960_1062-0.png AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual

Page 38 of 65

AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual 28-33
      
Knock recognition control stop, 
checking
 
      The following tests must be performed when a 
DTC is stored that relates to "knock recognition 
control limit reached".  
  
Possible cau

Page 45 of 65

AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual 28-40
 Evaluation display groups 020/021/022/023/024 - ignition angle retardation  
Indicated on display  
Possible cause  
Corrective action  
All cylinders more than 12  KW  
Knock sensor faulty- Ch

Page 65 of 65

AUDI A6 1997 C5 / 2.G ATQ Engine Ignition System Checking Workshop Manual 28-56
 Evaluation display group 014, display field 3 and display group 015 and 016, display fields 1, 2 and 3  
Indicated on 
display  
Possible cause  
Corrective action  
greater than 15  
 
spark p