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I didnt get a response fast enough so i first went with the first tune and still misifre. Super bummed but then I changed the tune to a differnt and for the first time in 6 months I am able to drive however with no cel blinking in my face..fuck yeah the help much appreciated. Shoulda listened...

When I bought the tb corksport said it.would be fine without tune. Anyways I bought mbership to versatune light and was.going to install last.night but all the tunes are either 91 or 93 octane and where i live i cannot find 93 only 92 and 89. Can I run tune that calls 93 on 92 or?

So a pcm thats bad or going bad couldnt cause these issues. Only #2#3 misfire counts. I pulled the spark plugs for tests and the two that have all the bs going on they are clean no soot ot anything. Middle 2 are misifres. Looks like they been washed to me. What do yall think?

2007 mazdaspeed 3 130,000 miles Cai, cheap-o dp/racepipe Corksport tb Tuneless P0300 still fighting changed spark plg twice maf, map, ckp, cmp, new turbo, timing chain and vvt stuff and 02sensor, injector seals cleaned, battery, changed oil several times and motor mounts. I just did a...

Year/Make/Model:2007 mazdaspeed 3 Mileage:130k Location: pnw Concern: looking for info on cel's DTC's: p0011, p0012 Modifications cai, catless dp, cs injector seals. ECU/Tuning Software:none Tuner:none Is the concern intermittent? No Can you duplicate the concern?yes Recent Repairs:timing chain...

I figured out the po300 misfire under load. I was off two teeth on the ckp. I had only couple plastic bolts that I ordered off amazon for body/bumper work they came loose and the sensor slipped. I thought that getting rid of the p0300 would get rid of the sluggish/hesitation acceleration. It's...

Ok and thats why when the motor is any kind of load higher than 3000 rpms the engine misifres because it needs more fuel. Its been doing this since before dp though. I will get other spark plugs. Negative on the hpfp upgrade. I did take it to mazda dealer because they supposedly diagnose for...

ok so I am still with the misfires. I have done a little bit work tryi g to find the soure of the problem. Since I last was here I have installed new seals on injectors orings and corksport seals. I benchtested injectors cleaned reinstalled. Unfortunately I didnt listen about the turbo and got...

2007 mazdaspeed 3 130k Injen cold air intake that’s it for mods Short history of what I know. I bought the car few months ago not running I diagnosed problem to be throttle body. Got the car to run and then p0016 code was popping up so I checked both crank and cam sensor and connectors. Was...

2007 ms3 130k Injen cai and turboxs bov and thats all for mods. No tunes stock as far as i know Bought the vehicle few months ago and first was throttlebody problems ended being throttle body connector was bad. Then p0016 code so i replaced timing chain and all that except oil pump. Im new...

Just purchased 07 ms3 and I bought knowing it had some issues. First one was tb connector so replaced that then after I started car i got p0330 so I checked out the crankshaft sensor connector cleaned it and code went away until the p0116 popped up. After checking for open or short circuit with...