2002 Infiniti Q45 Q&A

2002 Infiniti Q45 Question: I have a Q45 infiniti 2002 code p0300 came up does it just need a tune up?

when idle its fine under load is when it misfires . -
Answer 1
it could need tune up coils or insulators. it could also be fuel related -
Comment 1
where do you recomend i start so i dont waste so much money? -
Comment 2
with all do respect seek a mech opinion on the issues otherwise we are guessing. look for a good AAA approved repair shop in your area -
Comment 3
thanks for your input. -