The correct fluid depends on your transmission type. An automatic Tiptronic uses an Audi/VW-approved ATF that typically meets specification G 052 162 A2, while a manual transmission requires a GL-4 gear oil such as 75W-90 that meets VW G 052 171 A2. Always verify the exact specification for your car by checking the owner’s manual or the transmission identification label.
Transmission options for the 2010 A4
The 2010 Audi A4 (B8) offered two main transmission choices in most markets: a 6‑speed manual and a 6‑speed Tiptronic automatic. The required fluid varies by transmission type and drivetrain, so confirming your exact model is important before servicing.
Automatic transmission (Tiptronic)
If your 2010 A4 is equipped with the 6‑speed Tiptronic automatic, use an ATF that meets Volkswagen/Audi specification G 052 162 A2. Dexron VI-based ATFs are commonly considered compatible, but you should verify compatibility with your specific transmission code.
Before listing fluid options, note that you should use only fluids that explicitly meet VW/Audi G 052 162 A2 for this transmission.
- ATF that meets VW/Audi specification G 052 162 A2
- Dexron VI ATF (cross-compatible where approved by Audi for this transmission)
- Brand examples often used in the market: Castrol Transmax Dexron VI, Mobil ATF Dexron VI
- OEM or dealer-approved fluids marketed for VW/Audi automatic transmissions
Concluding note: After replacing fluid, follow proper filling procedures and, if applicable, any required bleeding steps. Sealed or previously serviced units sometimes require professional service to ensure correct level and operation.
Manual transmission
If your A4 has the 6‑speed manual, it requires a GL‑4 gear oil that meets VW specification G 052 171 A2. A number of 75W‑90 options are suitable, though some markets may allow 80W‑90 depending on the exact spec sheet.
Before listing fluid options, remember that these fluids should explicitly meet VW G 052 171 A2 for this manual transmission.
- GL‑4 75W‑90 gear oil meeting VW G 052 171 A2
- Brand examples: Castrol Syntrans GL4 75W-90, Motul Gear 300 75W-90, Liqui Moly GL4 75W-90
- Other oils marketed as meeting VW G 052 171 A2 or equivalent GL‑4 specs
Concluding note: When servicing a manual transmission, ensure the correct fill level and seal condition. Some older units require a fill plug method; consult the service manual for your exact transmission code.
How to verify the correct fluid for your car
Because the 2010 A4 could have different transmissions or updates, the safest approach is to confirm the exact specification tied to your vehicle’s transmission code. Use these steps:
- Check the owner’s manual for the fluid specification listed for your transmission type.
- Look for the transmission identification label (often near the transmission or under the hood) to confirm the exact code (e.g., G 052 162 A2 for ATF or G 052 171 A2 for manual).
- Verify the transmission code with your vehicle’s VIN or contact an Audi dealership or certified shop to confirm the correct fluid specification.
- When in doubt, choose fluids explicitly labeled as meeting the VW/Audi specification mentioned for your transmission.
Using the wrong fluid can affect shifting quality and may compromise the transmission’s longevity, so it's worth double-checking before a fill or full service.
Summary
- The 2010 Audi A4 may have either a manual or an automatic transmission; the fluid depends on which one you have.
- Automatic Tiptronic: ATF that meets VW/Audi G 052 162 A2; Dexron VI is commonly compatible but verify for your exact unit.
- Manual: GL-4 gear oil, 75W-90 (or 80W-90 in some specs) meeting VW G 052 171 A2.
- Always confirm the exact specification from the owner’s manual or by checking the transmission code before purchasing or servicing.
Keeping to the manufacturer-approved specifications helps ensure smooth shifting, protects the transmission, and supports the longevity of your 2010 Audi A4.