Engine Oil and Fluid Recommendation for Audi A6 Allroad (4BH, C5; 4FH, C6; 4GH; 4GJ) – A6 Allroad 3.0 TFSI What can happen if the selection of engine oil is done incorrectly? Even the smallest mistakes can lead to very serious consequences. The wrong choice of engine oil can reduce engine power, resulting in fuel consumption. Thermal damage to the motor is also possible. But the most unpleasant thing that can happen is the overhaul of the engine or its replacement.
  • Engine: CAJA
  • Engine oil capacity, liter: 6.5/6.8
  • Automatic transmission capacity, liter: 9.8
  • Differential capacity, liter: 1.1/0.9
  • Cooling system capacity, liter: 12.0
  • Year: 2008-14

Engine oil

  • Synthetic oil: 5W-30
  • Synthetic oil: 0W-40

Differential

  • Synthetic gear oil: 75W90 GL5

Automatic transmission

  • Synthetic gear oil: ATF Dexron VI (ATF Dexron 6)

Power steering

  • Hydraulic fluid: CHF/Central Hydraulic Fluid

Cooling system

  • Antifreeze for the engine: Antifreeze G12+ violet