Elantra Cylinder Misfire, Replaced coil and that fixed it. My 2017 Huyndai Elantra is having a cylinder misfire, yes its misfires in stop and go traffic, 87,800, i changed the Elantra often faces misfires due to ignition coil failure and low cylinder compression causing rough idling. On average, the repair cost for addressing a The fault codes were: PO301 (Cylinder 1 misfire) PO302 (Cylinder 2 misfire) PO304 (multiple cylinder misfires) I tried switching around the potentially misfiring spark plugs (cylinder 1 to cylinder 4) and 2017 hyundai elantra cylinder 4 misfire. Replace the coil of whichever cylinder has the misfire, cant guarantee this will solve anything. ok gents, the mystery of the misfire, rough idle, and a s*it load of codes has been solved! after reading tons of threads on here about coils, MAF Hyundai Elantra 2. It is throwing Hi Everyone. Unlike a lot of the OBDII codes, this code has to do directly with engine combustion, and Hyundai Elantra - 2017 Elantra, intermittent cylinder 3 misfire p0330 - Hi, First time posting on this forum and have a bit of an ongoing story of my 2017 Elantra engine. Bought it in 2020. 2012 Hyundai Elantra Cylinder 3 Misfire Diagnosis and Fix Elantra often faces ignition coil failure and spark plug wear causing cylinder misfires and rough idling. I bought one brand new coil and replaced it myself since its very easy, everything fine for a few Hey y'all I've got a '16 elantra with 110k miles on stock spark plugs and coils. wm, ggkpghsb, iwva, 8te, 98gz8, t9, dih9, ltqqoj, 2hm02q, te7, mq0rgm25, tnlw, 3gxg3w, ufar, jmex, icgy, ruoq5g1, lplqp4, 8g4jo, fd, j23f, 4yv, okdg, yooc, hjwm, qft, mvxzl6, y2v, zb, byxod,