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 MANUALSAUDI2004A8REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEIGNITION SYSTEM4.2L - ENGINE MECHANICAL, ENGINE CODE(S): BFM17 - ENGINE - LUBRICATIONLUBRICATION SYSTEM COMPONENTS, REMOVING AND INSTALLINGLOWER PART OF OIL PAN, REMOVING AND INSTALLING

2004 Audi A8

Lower part of oil pan, removing and installing

2004 Audi A8SECTION Lower part of oil pan, removing and installing

Special tools, testers and auxiliary items required

Oil receptacle
Hand drill with plastic brush attachment
Protective glasses
Silicone sealant

Removing

NOTE:

Before raising the vehicle on a hoist (wheels off the ground), first activate vehicle jack mode → 43 - Self Leveling Suspension .

For vehicles with parking/auxiliary heater:

Fig 1: Removing Bolts For Exhaust Pipe Of Parking Heater/Auxiliary Heater On Noise Insulation

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove bolts - arrows - for exhaust pipe of parking heater/auxiliary heater on noise insulation.

All

Fig 2: Locating Mounting Parts And Removing Noise Insulation

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Loosen mounting parts - 1 - and remove noise insulation.
Place oil receptacle beneath.
Drain engine oil.

Fig 3: Disconnecting Electrical Harness Connector At Oil Level Thermal Sensor G266

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Disconnect electrical harness connector at Oil Level Thermal Sensor G266 - 1 -.
Remove lower section of oil pan - arrow -.

Installing

NOTE:

Replace seals.

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.