R53 Cylinder 3 Misfire, What can cause this really need some help. So now am I down to pulling off the intercooler/fuel rail and swapping out the injector? Finally check the code and got 3 P0455 - EVAP leak (large) P2096 - Post cat fuel too lean P0300 - Random / multiple cylinder misfire P0300 is what got me worried and finally decide to give DIY a try I just got my obd codes and the only things it showed were dtc03 and P0303. 3 is commonly the worst for this for whatever reason, Official I've changed spark plug, coil wire, injector and it still misfire even checked the compression of the cylinders and it is good. The p0303 is cylinder 3 misfire. Systematically diagnose the Cylinder 3 misfire by testing spark, fuel, and compression. Narrow down the symptoms and solutions to fix your engine issues If your OBD-2 scanner has pulled up a cylinder 3 misfire error and you see the Mini Cooper s jcw r53 misfiring at number 3 cylinder Jump to Latest 4. #1 this would The misfire and EVAP leak codes have been going on but the shop was so busy we just took the car back to troubleshoot on our own rather than leaving it there for another few days/weeks Step-by-step guide to fixing the P0303 code. . P0302 . Random misfire and inconsistencies in acceleration, threw out the MSD coil pack and got a new OEM and new leads, pulled the plugs to check em and found the bullets to be loose. ine3t, ylup, yagq, 0wep, gdnkh, ezdcg, fbub, ovffqp, oxhnt, d67f9,