Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI1998A8 SEDAN (4D2) V8-3.7L (AEW)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTNAVIGATION SYSTEMTESTING AND INSPECTIONREADING AND CLEARING DIAGNOSTIC TROUBLE CODESCHECK DTC MEMORY (FUNCTION 02)
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Check DTC Memory (Function 02)
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Check DTC Memory (Function 02)
NOTE: The displayed DTC information is updated only when initiating OBD or with "Erase DTC Memory" function 05.
- Switch printer on via the print-button (indicator lamp in button lights up).
Indicated on display
Rapid data transfer HELP
Select function XX
- Press 0 and 2 buttons 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 malfunctions appears in the display.
X DTCs recognized!
The stored malfunctions are displayed and printed out one after the other.
- Check print-out against DTC table and repair all malfunctions as necessary.
If "No DTCs recognized" is displayed, the program, will return to the function selection prompt after the -> button is pressed.
No DTCs recognized!
Indicated on display
Rapid data transfer HELP
Select function XX
If something else is displayed:
See Operating instructions of Scan Tool (ST)
- End output (Function 06).
- Switch off ignition and disconnect diagnostic connector.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.