Check DTC Memory (Function 02)

NOTE: The DTC display information is updated only when initiating the On Board Diagnostic (OBD) or "Erase DTC Memory" function 05.


- Switch printer on by pressing PRINT button (indicator lamp in button lights up).

Carrying out "Check DTC Memory" function 02

Indicated on display


Rapid data transfer HELP
Select function XX


- Press buttons -0- and -2- to select "Check DTC Memory" function 02.

Indicated on display


Rapid data transfer Q
02 - Check DTC Memory


- Press -Q- button to confirm input.

Display indicates the number of stored malfunctions.


X DTC recognized ->


The stored malfunctions are shown and then printed in series.
- Using malfunction print-out, refer to DTC table and repair malfunctions. Ultrasonic Interior Monitoring

If the message "No DTC recognized" is displayed, the program can be returned to the starting point by pressing the -> button.


No DTC recognized ->


Indicated on display


Rapid data transfer HELP
Select function XX


If something else is displayed:
See Scan tool operating instructions.
- Erase DTC Memory (function 05). Erase DTC Memory (Function 05)
- End Output (function 06). End Output (Function 06)
- Switch ignition off and Disconnect VAG1551 Scan Tool (ST) from Data Link Connector (DLC).