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

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 Audi TT, 2005 Audi TT, 2004 Audi TT, 2003 Audi TT, and 2002 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.

Connect the vehicle diagnostic, testing and information system VAS 5051. Refer to Vehicle diagnostic, testing and information system VAS 5051, connecting and selecting functions , and select the vehicle system "01 - Engine electronics" from the menu. When doing this the engine should be idling.

NOTE: If the engine does not start, turn the engine over for at least 5 seconds using the starter. After doing this, do not switch off the ignition.

Fig 1: Diagnostic System VAS 5051: Display

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Display on VAS 5051:

Select diagnosis function "02 - Check DTC memory" from the menu -1-.

Fig 2: Identifying Content Of DTC Memory & Identification Of Fault On Diagnostic System VAS 5051 Display

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Display on VAS 5051:

1 - Content of DTC memory:

[small diamond] 0 faults detected

[small diamond] X faults detected

2 - Identification of fault

[small diamond] DTC

[small diamond] Location/cause of fault

[small diamond] Type of fault

A - If one or more faults have been detected:

Print out screen display or self-diagnosis log.
Press the ← button to exit from function "02 - check DTC memory".

Fig 3: Diagnostic System VAS 5051: Display

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Display on VAS 5051:

Rectify fault(s) according to instructions in DTC table. Refer to Diagnostic Trouble Code (DTC) table .
Again select diagnosis function "02 - check DTC memory" from the menu and then erase DTC memory. Refer to Diagnostic Trouble Code (DTC) memory, erasing (function 05) .
Select diagnosis function "06 - End output" End Output (function 06) .

B - If no faults have been detected:

Select diagnosis function "06 - End output" End Output (function 06) .

NOTE:

Do not erase the DTC memory if no fault is stored, otherwise the readiness code will be reset.
The readiness code must be re-generated if the DTC memory has been erased. Refer to Generate readiness code .