Question about 2001 Dodge Neon
Misfire is P030x DTC codes.
but only trip when much worse ,
no matter, your seat of pants are smarter than any ECU on earth.
ever give it a tune, up ,if not why not?
misfire hot or cold block. or both?
sure under load,
the car has a 60k mile service schedule , ever consider doing that? this stops 90% of all misfires.
Misfire can be , (bad 12vdc electrical power to EFI components)
1: lost compression hot. or cold. or both.
2: bad spark, (tuneup skipped, easy peasy, do it)
3: bad fueling. (vast reasons, but air leaks, bad 02 sensor, bad air meter if opted, low fuel pressure or insane high at 60psi not 30.
never changed the fuel or air filter, yes, that tune up list calls.
just to name a few.
it can also be caused by leaking EGR main valve.
it too is a 50k service point, (clean it)
Posted on Oct 15, 2013
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Posted on Jan 02, 2017
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