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  1. MD (2011-2016) Elantra sedan/coupe
    Having issues with idle dips by about 100 rpm every few seconds when sitting at red lights (in gear, auto trans), and occasionally when moving at low speeds, car shudders a little bit when it happens, but the idle dips and immediately comes back. First thought is it’s a small misfire, no check...
  2. MD (2011-2016) Elantra sedan/coupe
    I have a 2012 Hyundai Elantra limited with a 1.8L engine. 120k miles. Recently it has been sporadically/suddenly idling down (shuddering) very quickly with the AC on but idles fine when it's off. It'll go from about 700rpm to about 500rpm. Every so often the car will shudder when I try to get up...
  3. Tiburon /coupe forums
    Whenever I step on the gas from a stop or from a slow roll the car hesitates. The longer I keep my foot in it the more it does it. If I keep my foot in it, it will eventually misfire. It will misfire on different cylinders. One time it was cylinder 2, I cleared it, then another time was cylinder...
1-3 of 3 Results