Spark Plug Crossroads Can They Determine the Check Engine Light's Fate?

I've seen some sites saying it's a bad evap purge valve but can putting wrong spark plugs in really cause that? I'd never had any issues ... My wife drives a 2012 Hyundai Elantra Limited (4 cyl) And just got a check engine light and needs to replace a spark plug. The problem is she is about 250 ... It's important to note, however, that spark plug and ignition coil issues can only cause the check engine light to come on in gasoline-burning vehicles, as ... The spark plug wires deliver the spark from the ignition coil to the spark plugs. If your spark plugs or spark plug wires are bad or old, you will experience a ... The spark plug wires deliver the spark from the ignition coil to the spark plugs. When the plugs are failing, the spark plug will misfire ... If your car, truck, or SUV won't start, you may inherently assume it is a battery problem. But, the problem could very well be due to old spark ... Changing spark plugs could be a good idea when… · Worn plugs can trigger your check engine light to come on. · This can cause your engine to misfire and your ... It sounds like oil that seeped from the cylinder head into the spark plug tube. A good initial fix (if it's not too bad) is to clean out the plug tube really ... Bad spark plugs are among the many potential causes for your check engine light to appear. In this case, the check engine light typically ... Getting check engine light after replacing spark plug ... same thing happened to me. disconnect negative terminal on battery, go smoke a cigarette ...