The last 3 or 4 times i’ve started it when the engine was cold In this article, we'll delve into common miata starting issues, explore potential causes, and provide effective. Checking tps adjustment and throttle blade adjustment fixed it for me
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My tps was pretty off
Try swapping coil packs around, and be sure that the plug gaps are within spec
If it's none of those things, the big issue could be. After connecting the battery and starting up the car , it has a rough time finding idle on start up, and then it jumps up and finds idle In this article, we’ll look at some of the. I you've got a misfire, rough idle, p0420 code, stalling, or hesitant throttle while driving,.
To confirm that the #3 plug is bad, swap it with the plug in a different cylinder and see if the misfire follows. Battery doesn't make sense as the alt takes over supply under normal operation and you aren't complaining of slow crank to start,. I have a nc with 109,000 miles that runs great, otherwise But when sitting at idle, i feel the engine missing intermittently
A “rough” idle is just like a normal idling engine speed, except it is irregular and not as smooth as we’ve become.
Learn how to fix a car with high or low idle, and learn how to fix a car that idles up and down.