18+ 2008 Audi A4 Power Steering Fluid Refill with clean atf dextron fluid. A week ago steering started whinning. POWER STEERING FLUID RESERVOIR / TANK COVER - AUDI A4 A6 ... from i.ebayimg.com Replacing intermediate steering shaft on b8 audi a4. If you look carefully at the side of the power steering fluid reservoir, you will notice a low and max this guide applies to audi models including the a3, s3, rs3, a4, s4, a5, s5, a6, s6, a7, s7, rs7, a8, s8, q3, q5, sq5, q7, tt, and r8.