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International Automotive Technicians Network
Re: 3800 intermittent misfire - PO300
Posted to Technical Discussion Forum on 5/24/2002

Have you had the scope connected to secondary ignition while it's acting up?

How about fuel trims? Not just during the event, but when it's running o.k. as well. Idle and cruise.

If you add a little fuel during the event will the miss go away? Have you ver... Login to read more.