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Interrogating fault memory > < Self-diagnosis

Octavia Mk1

Initiating self-diagnosis of the dash panel insert
Initiating self-diagnosis of the dash panel insert
Test requirements:
t  Test the fuses on the basis of the current flow diagram if they are O.K.
t  Always check the coding of the dash panel insert by referring to the table of codes → Chapter.
Connect vehicle system tester -V.A.G 1552-
Test conditions
l  Battery voltage at least 11 volts
l  Earth connection to engine and gearbox O.K.
l  Fuses O.K.
The connection for self-diagnosis is located in the storage compartment on the driver's side.
   
–  Connect vehicle system tester -V.A.G 1552- with cable -V.A.G 1551/3 -.
–  Switch on ignition.
  S01-0045
Readout on display:
  Note
If there is nothing on the display: → Operating instructions of vehicle system tester
  
Vehicle system test               HELP
Enter address word XX
Readout on display:
–  Enter address word 17 “dash panel insert” and confirm with key Q.
  
Vehicle system test               HELP
Enter address word XX
After approx. 5 secs the display will show e.g.:
t  1U1919033C: Number of the dash panel insert
t  A+-COMBIINSTR.: Designation of component
t  VDO: Manufacturer's identification (UN4 = Nippon Seiki, VDO = VDO)
t  X05: Software version of the dash panel insert (readout V01 also possible)
t  Coding 02142: Coding of the dash panel insert
t  WSC XXXXX: Workshop code
  Note
Check coding with the table of codes → Chapter
–  -> -Press key.
  
1U1919033C A+-COMBIINSTR. VDO X05     ->
Coding  02142               WSC  XXXXX
–  Readout on display:
t  SKZ7Z062000222: 14-digit identification number for immobiliser control unit
  
IMMO-IDENT NO: SKZ7Z062000222        ->

      

      

    
      

      

    
– 
          -> -Press key.

      		 
      
    
Vehicle system test               HELP
The control unit does not respond!

      

      

    
      

      

    
If one of the following messages appears in the display, carry out “fault finding” as specified in the fault finding programme in the diagnostic cable.

      		 
      
    
Vehicle system test               HELP
The control unit does not respond

      

      

    
      

      

    
– 
           → Binder “Current Flow Diagrams, Electrical Fault Finding and Fitting Locations”

      		 
      
    
Vehicle system test               HELP
K cable does not connect to earth

      

      

    
      

      

    
– 
          After pressing the HELP button an overview of the possible functions is displayed.
– 
          Move forward in the programme with the key →.
Overview of selectable functions
The following functions are possible.
02 - Interrogating fault memory  → Chapter.
03 - Actuator diagnosis  → Chapter.
05 - Erasing fault memory  → Chapter.
06 - Ending output  → Chapter.
07 - Coding control unit  → Chapter.
08 - Read measured value block  → Chapter.
10 - Adaptation  → Chapter.

      		 
      
    
Vehicle system test               HELP
K cable does not connect to pos. term.

      

      

    


Interrogating fault memory >
< Self-diagnosis