hi guys i have this jeep liberty . with a p1391 code intermittent loos of cmp or ckp i change both sensors same code check wave form on scope look good . jeep runs good sometimes .and sometimes it misfire with code p1391 check power and ground ok .need some he...

FIX posted 8/11/2009

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle