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.
Sound System Standard Through May 2009
2009 Audi A6 BaseSECTION Sound System Standard Through May 2009
- Digital Sound System Control Module -J525- behind Left Luggage Compartment Side Trim
- Left Front Bass Speaker -R21- /Right Front Bass Speaker -R23- in Door Trim (Front Bottom)
- Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in Front Upper Door Trim
- Left Front Midrange Speaker -R103- /Right Front Midrange Speaker -R104- in Front Center Door Trim
- Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- in Door Trim (Rear Top)
- Left Rear Mid/Low Range Loudspeaker -R159- /Right Rear Mid/Low Range Loudspeaker -R160- in Door Trim (Rear Bottom)
- Microphone Unit In Front Roof Module -R164- (Inside Microphone -R74-) in Front Interior Light -W1-
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.