P0300 Nissan -

Question

Hi my truck has a code for random cylinder misfire. And 2 bad o2 sensors. I checked for intake leaks and cleaned maf plugs are good. Could the o2 sensors cause this? My truck is slow and does not have any power . I changed the plugs a month before tgis problem bosch d platnium

Answer 1

Hi there,

It is possible the maf is causing it. If you have 2 O2 sensor codes though, I would look at the catalytic converters as a possible cause. If the sensors aren't getting the right amount of O2 to them it could be due to a plugged converter and cause the misfire code as well.