Audi A4 2001 Oil. 15 000 km 12 months. After replacing the faulty unit the oil sensor warning light should go.
Valvoline Daily Protection 5W-30 Synthetic Blend Motor Oil 1 Quart. After replacing the faulty unit the oil sensor warning light should go. This oil provides the optimum for effective engine.
00-01 A4 18T manual - ATW cars require wiring power to ignition coils wiring power to injectors and jumping the fuel pump relay power need 28 subframe or tranny mount solution.
Good luck with the air con. I have a 2001 Audi A4 which is burning a lot of oil. A4 18 Turbo 110 kW 35 L. 10W-60 10W-40 15W-40 5W-40 0W-40 5W-30.