AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual A6 1998 C5 / 2.G AUDI AUDI https://www.carmanualsonline.info/img/6/1069/w960_1069-0.png AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual
Trending: display, check engine, sensor, catalytic converter, buttons

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AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-76
 
     
Readiness code 
      The readiness code appears as an 8-digit display 
in measuring value block 086, display field 1. 
Each of the 8 digits is allocated to a specific 
exhaust related s

Page 2 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-77
      
Readiness code is returned to "0 1 1 0 1 1 0 
1" if: 
     
DTC memory was erased,
     a new Engine Control Module (ECM) was 
installed 
      In this case, readiness code must be re-
ge

Page 3 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-78
      
Readiness code, checking
 
     
Test sequence  
     
-  Connect VAS5051 tester or VAG1551 scan tool 
and select the control module for engine 
electronics using "address word" 01   Page

Page 4 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-79
 
  
Display fields  
  
1   2   3   4  
Display group 086: Readiness code  
Display  
0 0 0 0 0 0 0 0   X X X X X X X X   X X X X X X X X  
X X X X X X X X  
Indicated  
Status-digits  
complet

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AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-80
 
X  
X  
X  
X  
X  
X  
X  
X  
Notes for display group 086, display field 1   
                       
Diagnostic of catalytic converter  
 
Indication 0 = test was performed
 Indication 1 =

Page 6 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual  Indication 1 = test was not performed (generate readiness code   Page 01
-82
 )
  
                    
Indication always 0  Note:  
Readiness code is not generated until all indications in display f

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AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-81
       Once the specified value "0 0 0 0 0 0 0 0" is 
reached in display field 1:  
     
- 
Press button.Rapid data transfer 
HELP
Select function XX
    
Indicated on display (function selecti

Page 8 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-82
      
Readiness code, generating
 
     
Special Tools and Equipment  
    
Requirements 
Note:  
If, during a work step, the test result is indicated as "OK" immediately after 
selecting a dis

Page 9 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-83
      
Work step 1: Check DTC Memory 
     
Test requirement  
     
Ignition switched on. 
     
-  Connect VAS5051 tester or VAG1551 scan tool 
and select the control module for engine 
electr

Page 10 of 47

AUDI A6 1998 C5 / 2.G ATQ Engine Readiness Code Workshop Manual 01-84
      
Work step 2: Erase DTC Memory 
     
Test requirement  
     
Engine not running, ignition switched on. 
Rapid data transfer  
HELP
Select function XX
    
When indicated on display:  
No
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Trending: sensor, catalytic converter, check engine, buttons, display