1 16787/P0403/001027 - Exhaust Gas Recirculation (EGR) Valve (N18): Malfunction. 1.1 Possible Symptoms. Just replaced EGR cooler, now leaking coolant every trip, help? | Audi-Sport.net. Audi Forums A4 Series. I have just successfully managed to replace the EGR cooler and connector pipe on my '07 2.0 170 quattro. Hurrah! As you can imagine, doing this incurred a On the back of the engine below the turbo, remove the heat shield from the EGR cooler valve and remove its plug. (Ignore the arrow below right for the exhaust gas temperature sensor, this pic is also used in another writeup). Remove the 2x 10mm 12 point bolts to free the low pressure EGR tube and set aside. 13436. Location. Boston. My Photo Gallery: 0. just delete that! if its in the car, using a blockoff plate is the easiest way. if its out of the car, i like to tap it and plug it with a set screw. 1/2-13 x 1/2 works very well. buy them at lowes or ace hardware. 04-29-2012 11:05 PM #3. 2007 AUDI A6 EGR VALVE REPLACEMENT 2.0tdi BRE R4UL TV 7.87K subscribers Subscribe 96 10K views 2 years ago Show more How to replace and clean EGR valve and intake manifold on 2.0 tdi Audi As part of a few checks I'm looking at doing shortly, I want to remove the EGR valve and see what condition its in. I'm thinking as I'm at 94k miles a lot of which has been stop / start and around town it may be a little clogged and co do with cleaning out. Tags : 1.9 TDI, 2.0 TDI, 2.5 TDI, 2.7 TDI, 3.0 TDI, 4.2 TDI, 5.0 TDI etc. Exhaust Gas Recirculation Valve (EGR) problems, Alfa Romeo Exhaust Gas Recirculation Valve (EGR) problems fixed, Audi - 1.4 TDI, Blocked EGR, Blocked EGR Valve, Blocked EGR Valve - Our EGR De-Activation Solution, Blocked EGR Valve - Our EGR Removal Solution, Blocked EGR Valve System - Our EGR Delete Solution, BMW & Mini This is a process for blanking the EGR valve and deleting the EGR cooler on an Audi A3 with a 2.0 TDi PD engine (BKD 140)The reason for blanking was that the Vacuum Lines / Mis-firing & poor idle. was replacing the vacuum lines on my 1999 Audi A6 2.8 30v, and am now wondering if when i replaced the vac lines, I put the vac line from the fuel pressure regulator back on wrongly - at the mo it goes straight to the EGR Vacuum Solenoid Valve (part # 026 906 283 H) via a t-piece - gold colour solenoid in 5 Post (s) Re: a6 3.0 tdi po401 insufficent flow – 27-09-2015, 11:03 AM. My insufficient flow message was from the nostrils blocked in the cast metal pipe leading to the inlet manifold, but as my EGR is operational I would get this. Cleaning process is highlighted here: kLyJd.