Initiating OBD Program

Information needed:
See Electrical Wiring Diagrams, Troubleshooting & Component Locations.

Test requirements:
- Check fuses according to wiring diagram.
- Always check coding of instrument cluster according to coding table. Code Control Module (Scan Tool Function 07)
- Connect VAG1551 Scan Tool (ST). VAG 1551 Scan Tool, Connecting
- Switch ignition ON.


NOTES:
- If the display remains blank, check voltage supply to VAG Scan Tool (ST) according to wiring diagram.
- Additional operating instructions can be called up with the HELP button.
- The button is used to advance through the program sequence.
- A wrong input can be erased with the C button.
- In operating mode 1 "Rapid data transfer" the function 00 "Automatic test sequence" can be performed. The DTC memory of all control modules with OBD capability are checked automatically.


- Switch ignition ON.
- Switch on printer with the print button (indicator lamp in button lights up).
- Press button 1 for Rapid data transfer" mode.

Indicated on display:


Rapid data transfer HELP
Insert address word XX


Address word for instrument cluster is 17

- Press buttons 1 and 7.

Indicated on display:


Rapid data transfer Q
17 Instrument cluster


- Press Q button to confirm input.

After approx. 5 sec. indicated on display:


4D0919035H D2-KOMBIINTR D10 ->
Code 00283 WSC 06812


- 4D0919035H: Part number of the instrument cluster (confirm with Parts Dept.)
- D2-KOMBIINTR: component designation
- D10: software version of the instrument cluster
- Code 00283: code for the instrument cluster
- WSC 06812: dealership number


NOTE: Check code using code table. Code Control Module (Scan Tool Function 07)


- Press -> button.

If one of the messages are displayed, perform troubleshooting:
See Electrical Wiring Diagrams, Troubleshooting & Component Locations.


Rapid data transfer HELP
Control module does not answer


Rapid data transfer HELP
Error in communication link


Rapid data transfer HELP
K-wire not switching to Ground


Rapid data transfer HELP
K-wire not switching to B+


Indicated on display:


Rapid data transfer HELP
Select function XX


- After pressing the HELP button, a list of possible functions is printed.
- Use the -> button advance through the program sequence.

OBD functions
List of selectable functions:
02 - Check DTC Memory
03 - Output Diagnostic Test Mode
05 - Erase DTC Memory
06 - End Output
07 - Code Control Module
08 - Read Measuring Value Block
10 - Adaptation