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HOMESERVICE MANUALSAUDI2004A6 QUATTRO SEDAN (4B2) V8-4.2L (AWN)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURES5 SPEED AUTOMATIC 01VCHECK DTC MEMORY (FUNCTION 02)
2004 Audi A6 Quattro Sedan (4B2) V8-4.2L (AWN)

Check DTC Memory (Function 02)

2004 Audi A6 Quattro Sedan (4B2) V8-4.2L (AWN)SECTION Check DTC Memory (Function 02)

Check DTC Memory





^ Connect VAS5051 tester to vehicle using VAS5051/1 diagnostic wire. Alternately, VAG 1551 Scan Tool can also be attached using VAG 1551/3 adapter.
^ Advance until "Select function XX" appears in the display.





Indicated on display:
^ Press keys 0 and 2. (The function "Check DTC memory" is selected with 02).





Indicated on display:
^ Confirm entry with key Q.





The number of faults stored or "No DTC recognized!" will be shown on the display.
The stored faults will be displayed and printed out one after the other.
^ Press the (arrow) key.
^ Repair malfunctions after displaying and printing out the last malfunction according to DTC table.
^ Press the (arrow) key.





Indicated on display:

Note: After DTC memory has been checked and malfunctions have been repaired:

^ Erase DTC memory
RENDER: 1.0x

NO RELATED

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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.