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.
2004 Audi A6 BaseFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Grounds
GROUNDS LOCATION
| Component | Location |
|---|---|
| G12 | On left side of engine compartment. See Figure. |
| G13 | On right side of engine compartment. See Figure. |
| G18 | On engine block. |
| G19 | On engine block. |
| G22 | On ABS hydraulic unit. |
| G40 | Below right rear seat. |
| G43 | Near lower right "A" pillar. |
| G44 | Near lower left "A" pillar. See Figure. |
| G75 | At right rear pillar. |
| G503 | On relay plate. |
| G610 | Below front of center console. |
Factory Service Tools
Use the Manual With the Right Hardware
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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.