Reading Diagnostic Trouble Codes

- Switch on printer with the PRINT button (indicator lamp in button lights up).

Indicated on display:


Rapid data transfer HELP
Select function XX


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

Indicated on display:


Rapid data transfer Q
02 - Check DTC memory


- Press Q button to confirm input.

The number of stored malfunctions appears on display.


X DTC recognized ->


The number of stored DTCs or "No DTCs recognized" appears in the display and they are printed one after the other.

- With printed list of malfunctions go to diagnostic trouble code table for instructions on how to correct malfunctions. Diagnostic Trouble Code Descriptions

If "No DTC recognized" is displayed, the program will return to the initial position after pressing the -> button.


No DTC recognized! ->


Indicated on display:


Rapid data transfer HELP
Select function XX


If display is different:
See Scan tool operating instructions.

- End output (function 06). End Output (Scan Tool Function 06)
- Switch off ignition and disconnect Data Link Connector (DLC).