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misfire

  1. vshupletsov

    Engine Bad injector at 40k km

    Hi everyone. Last thursday I went out for a cruise that didn’t really end well. While driving the car started sputtering and I got a check engine light, which with an obd tool turned out to be for cylinder 3 misfire. After a visit to a mechanic shop, we checked everything and concluded the...
  2. P

    Jerky/misfire on first gear after stop

    Hey, whats up ? I have a 2nd hand I30n, got it with 37k kms, and since day one, when Im clutching to start on first gear, it feels jerky or a misfire sequence. If I push for a more aggressive start , it is fine. Car was serviced in April, now with 47k and I did go for a ride with a mechanic...
  3. FrostyTheSnowman

    Cold start Misfiring

    Hi Guys I'm at abit of a loss my car has only done 49000, Ive recently been having issues with misfiring and losing a cylinder. Mostly on cold starts then putting the car under acceleration it has been misfiring and losing power. I have changed my spark plugs to HKS M45XL's and this did fix the...
  4. I

    I30N Performance Misfire

    I've owned a 2019 I30N performance for around 6 months now and its started to misfire and lose power. I have added a high-flow rpmperformance downpipe as well as a rpmperformance GPF delete and flex pipe and tuned the car. The car started to stick as I accelerate occasionally but it now...
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