neon coeds

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2000 neon boy 71

06-03-2008, 01:50 AM

ok so i have a 2000 neon the has 3 coeds and they are

p0300?

p0301?

p1139?

so does any one have any ideas

das2123

06-03-2008, 10:30 AM

P0300 Multiple Cylinder Misfire
P0301 Misfire Cylinder No. 1
P1139 HO2S Insuff. Switching Bank 1 Sensor 2

Time to replace your spark plugs more than likely and then reset the PCM and see if the code P1139 comes back.

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