What could be causing Misfire P0305

Asked by Guru2C1QD Feb 26, 2020 at 03:00 PM about the 2007 Jeep Wrangler Rubicon

Question type: Maintenance & Repair

Using OBD2 scan tool.... Will soft trip p0305 when
sitting idle for 80 seconds.   Every time about 80
seconds.   Will not trip code while driving.  It only
does it when you are setting there idling.  It trips it
after 80 seconds.
Changed spark plugs, coil pack, cam sensor, crank
shaft sensor, knock sensor,
Replaced #5 injector
Did compression test.. all cylinders good. Cylinders
between 140 and 150.
Replaced EGR valve
Had EMC removed and checked out

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