check engine AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owner's Guide

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owner's Guide A6 1998 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1062/w960_1062-0.png AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owner's Guide

Page 54 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 28-49
       If specified values are not obtained:  
     
Checking wire connections between 
Camshaft Position (CMP) sensor and Engine 
Control Module (ECM)  
     
-  Connect VAG1598/31 test box at

Page 56 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 28-50
      
-  Repair open circuit or short circuit if 
necessary. 
     
-  If, after erasing DTC memory for the sake of the 
test, a DTC relating to the Camshaft Position 
(CMP) sensor (hall sensor

Page 58 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 28-51
 
  
Display fields  
  
1   2   3   4  
Display group 093: Phase position of Camshaft Position (CMP) sensor bank 1 and bank 2 with engine at idle.  
Display   xxx /min   xx %  
KW  
KW  
Indica

Page 60 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 28-52
      
Misfire recognition, checking
 
     
Test sequence  
     
-  Connect VAS5051 tester or VAG1551 scan tool 
and select the control module for engine 
electronics using "address word" 01

Page 61 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 28-53
 
  
Display fields  
  
1   2   3   4  
Display group 014: Misfire recognition  
Display   xxxx/min   xxx %  
xxx  
---  
Indicated  Engine speed 
(RPM)  Load  
Number of combustion misfires

Page 65 of 65

AUDI A6 1998 C5 / 2.G ATQ Engine Ignition System Checking Owners Guide 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
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