jeep dosent ide right

[soaringeagle]

97 jeep 1997 2.5 wrangler
when i start jeep when its a cold engine it sputters idle s so rough it has died i have to restart i have replaced so many things thinking it would be the problem but it still does it does anyone know maybe if i have a bad coil causing problem or ecm if i let it warm up to 200 degrees everything seems ok but first time starts terrible im at a lost

 

[JPNinPA]

Check that your temp sender is reading correctly. There may be two one for the gage and one for the PCM. Check the one for the PCM. Other than this a slow upstream O2 can do this.

Any CEL


Regards,
JPNinPA

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