stalling

Hi, i have a problem with my cx-7 it don't start at all, it cranks normal, start for 1 or 2 seconds, then stall... if i unplug maf sensor, it is starting but idle raise UP and down, and afr is 20-22... :-( stft AT 0 if i turn it off, plug black the maf, and restart, sometimes, it runs, but...

I have an 08 Mazda S3 that was brought to me by a friend of a friend. The story is old engine went and they paid a shop to put a be one. Now it’s been running ruff ever since with a strong gas smell/rich smell. It was later taken to a reputable tuner who smoke tested it replaced a bov that was...

I have a 2006 mazdaspeed6 BONE STOCK. Around 3500 to 4000 rpm the car hesitates and stalls almost as if the car is literally turning on and off. This hesitation and stalling however only happens when I floor it. I have also notice that when I drive with no air filter, the car does not hesitate...

My 2007 Mazdaspeed3 has been running very rich. You can drive it but I avoid to right now as it will stall at idle sometimes. My AFRs at Idle will be in the 9-12 range most of the time. Cruising is alright, except when you let off the throttle, fuel continues to enter the engine creating pops...