hi has anyone had spark plugs fale after 8k. Had my i30n performance which is 9 mth old towed to a dealer today as the engine was running rough , missing & engine light was on. Dealer said that the spark plug on number 1 cylinder failed.
Cracked insulator? This was a problem in the past. Mobis Plugs weren’t up to snuff.hi has anyone had spark plugs fale after 8k. Had my i30n performance which is 9 mth old towed to a dealer today as the engine was running rough , missing & engine light was on. Dealer said that the spark plug on number 1 cylinder failed.