grand cherokee was running fine stopped got back in and all of a sudden it runs really rough and won't stay started

Asked by Pam Aug 04, 2019 at 05:48 PM about the 2002 Jeep Grand Cherokee Special Edition 4WD

Question type: Maintenance & Repair

just got back in my car and it won't stay started and totally rough like spark plug
is not working miss firing the codes are PO500, PO300, PO301, PO302,PO304
THE diagnostic codes

1 Answer

20

The thought here is that your vehicle was "running fine ..." until you stopped and attempted to restart your vehicle and won't stay started, etc. Sounds like you may have a problem with your ignition switch, which is tied into your Security system. Try removing your battery cables and clean the battery posts or terminals both on the battery and cables. Wait 5 minutes to reset the codes. . Reinstall the battery cables and attempt to restart your vehicle. Hope this idea helps!

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