Displaying and Reading Trouble Codes

Diagnostic Trouble Code (DTC) Memory, Checking (Function 02)

- Connect VAG 1551 scan tool, enter address word 08 "AC/Heating electronics" and press -> until "Select function XX" appears in display. Initiating and Checking Control Module Versions

Indicated on display (function selection):


Rapid data transfer HELP
Select function XX


- Press buttons -0- and -2- to select function 02, check DTC memory.

Indicated on display:


Rapid data transfer Q
02 - Check DTC Memory

- Press -Q- button to confirm entry.

The number of stored DTCs or "No DTCs recognized" appears in the display.


X DTCs recognized!


No DTCs recognized! ->

- Press -> button.

The stored DTCs are displayed one after the other and printed out using the Print button.

- When the last DTC has been displayed and printed out, repair DTCs as described in DTC table. Air Conditioning System
- Press -> button.

Indicated on display (function selection):


Rapid data transfer HELP
Select function XX


- End output (function 06) End Output (Function 06)
- Switch off ignition and disconnect data link connector.


NOTE:
If a malfunction was recognized:
- 1. Make necessary repairs.
- 2. Erase DTC Memory (function 05).
- 3. Check DTC Memory (function 02).