Mar 19, 2021 ยท A misfire can result from either a lack of fuel or a lack of spark. On rare occasions, repetitive misfiring can come as the result of inadequate compression. In any event, further diagnosis will be necessary to uncover the root cause of a cylinder misfire. See Also: P0302, P0303, P0304, P0305, P0306, P0307, P0308. Symptoms of Code P0301. 0 liter inline 4-cylinder engine. Infiniti G37 Problems Find the most common issues based on car owner complaints. ... Depending on the application and the nature of the problem, multiple misfire-related codes may be present as well. The total cost of a catalytic converter repair is $950 - $2500, with labor costs at $70 - $200.. I have been in the market for quite a while now (too long) for an A4 or a 328i. Just for the heck of it, I checked out some specs and prices for the G37 Sport 6MT, as they sometimes offer incredible discounts when a model near its end. A car buying service promises a price of about $36K (about. "/>G37 cylinder 5 misfire