hi. I am new here. And need some help whit l series. So i had some wires strip on fuel pump. I fixt that. After some days i went mudding. After that car was standing for 2h. I started the car and start to drive. Engine light was up. And no power. After i restart car. Was ok. And now its sometimes loosing power about 2,5 to 3 rpm. It goes fine. Them again no power. Every time when i hit bump in road it loose power. Then after some time goes good. Maybe somebody have some ideas whats wrong where to check. Soory for my english, not my first language.