Oilpressure sensor replaced 3 times in a week--EPC Fault intermittent. Background: Whats up everyone my 2010 Audi A6 has shown an EPC fault-do not exceed 4000RPM's. Using my Vagcom I pulled the code (005707-oil pressure switch~ P164B) and determined since I do not have a lift this is a little outside the scope of my technical savvy. Thisis the low engine oil level warning and as the light is intermittent it may be a faulty sensor but I would get it quickly checked. There is also a red warning light which is the low engine oil pressure. If this comes on switch off the engine straight away and get it diagnosed. Whatever get it checked out. HiGuys, I have an Audi 2006 2.0t with 131k miles. I had a low oil pressure light that came on. I looked at the oil pickup tub and it was stopped up. I cleaned it and ran a diesel through the engine and replaced the filter and used a 5w-30 full synthetic oil and hooked up an oil pressure gauge to watch it. I searched online to find the oil pressure Thecar in this video was a 2012 Audi S5.This procedure should be very similar for most modern Audi’s, with the exception of the oil level sensor using diffe . #4. The DPF pressure sensor is a pretty common failure and does cause the kind of issues you have seen. It is possible that the DPF has become pretty blocked up as without the pressure sensor to tell the ECU how much back pressure is being generated by the DPF it's not possible to correctly regenerate it. 18T Discussion - 03 A4 1.8t issues with oil pressure sensor - Hi, I'm new here. I've had my Audi for a few years but recently it's started a problem we haven't been able to fix. The oil pressure sensor came on a couple weeks ago while my husband was driving it, he said the engine started ticking, so he added oil and 2002Audi A4 3.0 Location Columbus, IN. My Photo Gallery: 0. 2002 A4 3.0 Quattro Oil Pressure Light Bad O-rings near the check valves under intake manifold. Here's a good DIY from Spike00513: DIY-3-0L-O2-Sensors-oil-check-valves 6. Other? since you have an oil pressure problem, replace the oil pump. 20T TSI Gen1 High Pressure Fuel Pump Failures. Again, we have common failures between the VW and Audi brands, this time with the high pressure fuel pumps located on the intake side of the camshaft. The pumps have an updated roller bearing that rides on the camshaft, decreasing wear, when compared to the earlier FSI engines. Y1bGc.