2003 Mitsubishi Montero Sport Q&A
2003 Mitsubishi Montero Sport Question: Catalytic Converter
Yes, now on your vehicle there may be more than 1 catalytic converter. 1 for each bank of cylinders. So you would have to remove the correct converter. - dandd
1st converter replaced 2 years ago R/S. R/S replaced again 1 year ago. Check engine light back on again in no time. Time for emission testing. Light on. codes P0421, P0431. Exhaust shop explains m...
my suv is leaking oil and their is oil on the air filter but no watter in the oil
75000 miles, leaks engine oil @ rear seal, OBD2 error P0421, warm up catalyst below trheshold bank 1, replaceded both rear O2 sensors, rest and p0421code returns a few days alter. Is there a histo...
Trying to find if the O2 Sensor is on the top or bottom