Oaky

Hi

Hi. I make mistake and try to put leds indicators on. Its works first few h, but when i stop after few min was sound like little bang. I check fuse and it was good. I put back old ones and still not working. I cheack relay and didnt any damage. Can you please help me? I think its relay but maybe something else? And what i need to do tu put led indicators? What i need to by or change? Cheers