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Hi Gents...and Ladies, Just rejuvinated my old original paint this afternoon. A little bit of elbow grease, amazing results. Followed this video.

Cobb knows about that problem. They have a warning label that comes with every Accessport they sell. "Installation of this Accessport over anything other than oem or cobb software MAY results In ecu failure!" "May result", it's not in every case. Sorry you fell in the "may"...bummer :-(

Hi Gentlemen, Thank you for all your suggestions. I performed a boost leak test. Went to Home Depot and bought a 2.75" wide PVC cap, screwed in an air-quick disconnect, and used my blow-down tester and a soapy water spray bottle, it was fun :-) No leaks found, intake, turbo, and manifold are...

https://mazdaspeeds.org/index.php?threads/no-power-enters-limp-mode-on-acceleration.15105/page-18#post-106342 Was reading on the forum and came across this thread with quinda the same issues and turned out to be the ECU. I took a look at my ECU tonight and MAMAMIA! found some corrosion on it...

Sure, I'll close the gap to 0.026 for now and eventually replace them with NGK LTR6IX-11 (6509). Can the plugs I have make the engine run that bad? Probably not, but I'll get to it. On the report ECU loss of communication is probably because I disconnected the ECU.

The spark plugs I'm running are the NGK Iridium LTR6IX (94374) gapped at 0.032". NGK recommends them on their website for the Mazdaspeed, I don't think they are the issue. As for the MAF sensor, the car came with a genuine Mazda one. I swapped with a cheap one to troubleshoot, no change, so I...

Thanks guys, I'm running NGK Iridium LTR6IX, gapped at 0.032", they are brand new out of the box. I have not done a boost leak test, will look into it. For the STFT it all over the place since I got the car. First it was at -2.3 iddle, -7.8 at 2000 rpm, -10 at 3000 rpm After cleaning the...

Year/Make/Model: 2008 Mazdaspeed 3 Mileage: 109K Location: San Francisco Concern: No Power under load DTC's: P0300 Multiple Random Cylinder Misfire Modifications: Air Intake, Coilover. ECU/Tuning Software: Don't know Tuner: Is the concern intermittent? No, it's always there Can you duplicate...