Lexus IS Forum banner

misfire at idle

  1. Basic Help & Repair
    Okay, so here's my tale of sorrow... when i first got my 5 speed IS, i thought it was running fine. Yet, somehow there was popping on idle. I didn't think much of it. I then proceeded to buy cheap chinese coilpacks, and they eliminated any and all popping, however, they quit after only about 4...