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 MANUALSAUDI1998A8 SEDAN (4D2) V8-3.7L (AEW)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTAPPLICATION AND IDTRANSMISSION IDENTIFICATION
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Transmission Identification
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Transmission Identification
The 5-speed automatic transmission 01V is installed in the Audi A8 in combination with the 3.7 liter V-8 cylinder engine.

The identification plate (arrow) is located in front of the oil pan on the bottom of the transmission.
NOTE: An identical identification plate, on the side of the transmission housing, is not accessible when the transmission is installed.

Transmission Code Letters (arrow -2-) And Serial Number (arrow -1-)
NOTE: The code letters of the transmission are also listed on the vehicle data plates.

Ratios and Equipment
The identification plate (arrow) is located in front of the oil pan on the bottom of the transmission.
NOTE: An identical identification plate, on the side of the transmission housing, is not accessible when the transmission is installed.
Transmission Code Letters (arrow -2-) And Serial Number (arrow -1-)
NOTE: The code letters of the transmission are also listed on the vehicle data plates.
Ratios and Equipment
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.