2005 Nissan Sentra Error Codes

2005 NISSAN SENTRA
4,500 MILES • 4 CYL • FWD • AUTOMATIC
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SANTIAGODJ93
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I purchased an actron computer to test the errors on my vehicle. had trouble starting.

i got the following codes:
p300- multiple cylinder misfire
p303- cylinder 3 misfire detected
p1122- ETC Function Circuit
P1126- ETC_MOT_PWR

I have already changed the spark plugs and cables but still errors keep poping up


can you help in determining what is wrong
Feb 27, 2009 at 9:52 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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DLW
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My van has a Nissan motor. Have the error P303, misfire on 3 detected. Changed spark plugs, wires, rotor, distributor cap, added fuel injector cleaner... took in and had diagnosed, cylinder 3 fuel injector is stuck open. Need to replace the fuel injector, not cheap, but have an answer.
Jul 17, 2012 at 2:28 AM