With Manufacturer Scan Tool

Diagnostic Trouble Code (DTC) memory, checking (function 02)


NOTE: DTCs stored in memory along with corresponding malfunction descriptions can only be displayed by initiating the On Board Diagnostic program and checking DTC memory (function 02).or with function 05 "Erase DTC memory".


- Connect VAG 1551 Scan Tool (ST), input address word 17, "Instrument cluster", and press button until "Select function XX" appears in display. Scan Tool Connecting and Initial Checks
- Switch printer on with -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 "Check DTC memory" function 02.

Indicated on display


Rapid data transfer Q
02 - Check DTC memory


- Press -Q- button to confirm input.

The number of stored DTCs appears in the display.


X DTC recognized! ->


The number of stored DTCs or "No DTC 5 recognized" appears in the display and are printed out one after another.

- When the last DTC has been displayed and printed out, rectify malfunctions as described in DTC table. Immobilizer System

If "No DTC recognized" is displayed the program will return to starting point after pressing button.


No DTC recognized! ->


Indicated on display


Rapid data transfer HELP
Select function XX


If display reads otherwise: See Scan tool operating instructions

- Press buttons -0- and -6- to select "End output" function 06. End Output (Function 06)
- Switch ignition off and disconnect Data Link Connector (DLC).