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 MANUALSAUDI2004A6 QUATTRO SEDAN (4B2) V8-4.2L (AWN)REPAIR AND DIAGNOSISINSTRUMENT PANEL, GAUGES AND WARNING INDICATORSTIRE MONITORING SYSTEMTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESCHECK CONTROL MODULE VERSIONS (FUNCTION 01)
2004 Audi A6 Quattro Sedan (4B2) V8-4.2L (AWN)
Check Control Module Versions (Function 01)
2004 Audi A6 Quattro Sedan (4B2) V8-4.2L (AWN)SECTION Check Control Module Versions (Function 01)
Check Control Module Versions (function 01)
Display:
^ Press Buttons 0 and 1 (01 selects the "Check Control Module Versions" function).
Display:
^ Confirm entry using the Q button
^ Appears on the display after approximately 5 sec.:
- 4DO907273: Part number
- Tire pressure monitoring system: Component designation
- D209: Control module software version
- Code 20329: Code Control Module
- WSC 06812: Workshop code
^ Press the (arrow) button.
RENDER: 1.0x
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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.