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01-27-2009, 07:36 PM | #1 | |
AF Newbie
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Mil on DTCS 302,303, with no drivability problems
I have a 98 zx2 Ck eng light comes on and flashing dtc po302 and po303 in pcm memory car shows no signs of missfire even when under heavy load?
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01-27-2009, 10:18 PM | #2 | |
Escort guy
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Re: Mil on DTCS 302,303, with no drivability problems
Welcome to AF. MIsfire cylinders 2 and 3. Could have been a one time arc across the wires.
Reset CEL. Disconnect + battery cable 5 minutes. |
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01-29-2009, 07:26 PM | #3 | |
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Re: Mil on DTCS 302,303, with no drivability problems
Well thats has been considered but every time I clear it Comes back on in a few miles I have used a lab scope on it and can see no missfire Im leaning towards the pcm.
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