reset it.
In the gas tank.
roughly 20 miles worth
I have a 2000 Mazda protege. My fuel filter is in the gas tank and is not something you can replace. John B.
14.5 gallon
14.5 gal
exhaust gas recirculation flow insuficient
not my Mazda protege lx
Trouble code P0401 means:Exhaust gas recirculation-insufficient flow detected
mine is about 12-13 gallons
Yes.
filter is inside the gas tank and not designed to be replaced.
Yes, this is normal.