2007 Dodge Nitro. Engine run's rough at idle.?

Danny To

New member
2007 Dodge Nitro. Customer complained of the engine running rough. Test drove the vehicle. Allowed the vehicle to gently roll forward and felt a misfire symptom. No DTCs. The vehicle could be felt 'skipping' or 'jumping', at idle with the foot off both pedals in drive.

Did a compression test. All cylinder's except one measured 210 psi. One cylinder measured 180 psi. Put a bit of oil inside the cylinder and it went up 5 psi. Would that one low compression cylinder cause a misfire-like symptom to occur?
 
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