(Ashvin) Quote Postby maxhopper » Mon 802 am My guess would be that they took too much material off the head If that is in fact the case, you will need new heads I would also find out why they machined the heads in the first place05 nissan altima code p0300 misfire fixed valve cover ignition coil spark plug code p0300 random/multiple Cylinder Misfire Detected the seal is ripped on valve coverorderedThe P0300 code means that a cylinder (s) is misfiring or is randomly misfiring Start by checking for intake leaks, intake gaskets are commonly caused of multicylinder misfiring If no leak is found the next step is to replace the spark plugs If the problem persists more tests need to be done to diagnose the problem, see "Possible Causes"
06 Nissan Altima 2 5 Code P0037 Bank 1 Sensor 2 I Replaced And Still Same Code I Erase The Code And Comeback Same
