2007 volvo v50 305 c5 misfire code. Replaced all coils and plugs still same problem. Check engine light flashes while accelerating. It was running perfect before its ride on a trailer from east coast. So the everything came apart now? Anything helps thanks. Sat for 2 months could injectors be clogged mass gonig bad. Or is the whole computer going out or what. Please help

 

Check compression and cylinder leakage to eliminate a mechanical problem in the cylinders.