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P Codes (Powertrain)
P0301 - P0399
Code PO300 tried to fix
2003 NISSAN SENTRA
I have the code po300 and ive tried to fix it and spending countless money on parts I don't need cause its not helping the misfire issue need help
replaced the wire set and cleaned all the sensors and everything but the problem is still there?
have the same problem?
Thursday, October 11th, 2012 AT 3:28 AM
Random multi cylinder misfire. May be a coil problem, plugs, egr valve vacuum leaks I would try and get a run on an engine oscilloscope, this will help nail down the exact cause of this problem.
Thursday, October 11th, 2012 AT 8:26 AM
to post a reply.
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