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Believe I found the actual issue this time lol. Leaky fuel injector I pulled the plugs and it smelt like gas will update when I pull injectors/replace them What was the fix from your experience?

Sorry didn’t know where to find this I’ll fill it out now Year/Make/Model: 2010 mazdaspeed3 Mileage: 250k km Location: Canada Concern: bucking under load (normally at wot or close to it) DTC's: P0455 (P0302-showed up after bucking but doesn’t stay) abs and traction control light (abs pump...

Forgot to mention these are what my plugs looked like when I pulled them

I’m honestly not sure what happened to fix it I tried a few things a couple days ago I’ll see if it does it again today or tomorrow and update in here. It’s been rainy here for about the past month except for yesterday so it’s quite possible that has something to do with it

Dumped a bottle of fuel injector cleaner in the tank and two days later she’s running perfectly no more bucking at wot !!!

One step colder ngk plugs from corksport gapped to 0.026 which I double checked myself. Plugs shouldn’t go bad that quickly without something else causing that problem

Yes I did it when motor was hot multiple times and watched this video over and over to make sure I was doing it correctly

No ngk plugs which I gapped properly when installing a couple months ago car fixed this issue then it has come back recently

I gapped them when I replaced them a couple months ago they shouldn’t be bad this quick I’m guessing there’s a fuel issue cause if them to foul out

2010 mazdaspeed 3 I’m trying to figure out why my car is bucking saw some thread with people having similar problems but never saw an answer. Sometimes while starting the car normally when it’s warm the idle is at 500rpm until I tap the gas after that it seems to be normal. Also when...