http://www.gadtuning.co.uk - DPF Removal By GAD Tuning. Mazda 5 are extreamly common for DPF failures GAD have worked with Mazda Main agents to provide DPF r After the engine has sufficiently warmed up (engine coolant temperature of 80 °C or more), depress the accelerator pedal and drive the vehicle at a speed of 20 km/h or more for about 15 to 20 minutes to eliminate the PM. When “DPF malfunction” is indicated. Contact an expert repairer, we recommend an Authorised Mazda Repairer. First DPF values resetted with diagnostic and reading was the next step. Mazda 6 2013 2.2 150ps. CPU Type: SH72543. Thanks in advance! here solution tested all sensor on. Thanks given by: 2 users. Reply. Emil98. Reading Thread P1483 DTC Removal - Opel Astra 1.4 Multec 2005. In all the time the 2.2d auto DPF has been around, I have replaced 1DPF for blocking. The car had over 120k miles on its back. I service many low mileage town used 2.2d with no DPF issues at all. Don't believe the hype. The 2.7d is not great, but 2.2d more or less bomb proof. R. My new Mazda 6 2.2 diesel auto regenerates it's DPF actively every 150-170 miles regardless of driving habits, is it programmed to do so? Asked on 12 February 2014 by kiwichas. Answered by Honest John. Yes. In fact many latest generation DPFs are. A blocked dpf would show a different engine warning sound, best is get the codes read from a good garage. As someone said mazda 6 diesels are not the best on the market, just google the problems with older mazdas right upto the latest 2.2 model. Thats why i drive a mazda 6 2.0 petrol which are very good. 43,000 and a blocked Dpf tried regening 189 times !! Dpf light onsluggish poor performance..Hydroflow deep clean carbon removal treatment and just list 538 posts · Joined 2012. #23 · Jan 12, 2013. Ok car up to 1800 miles now still not seen or noticed this dreaded DPF mlarkey. Just did two trips of 400 miles each way averaging 32.8 and 32.6 mpg each way at average speed of 62 mph, mostly in ECO mode with cruise on so happy with that for a new auto. WiAUF.