knock

  1. manmr94

    Weird motor sound

    Hi, since few days ago my car has a weird sound in the engine. I attached a video sound. What is the problem?
  2. R

    High average knock signal / engine not running smoothly

    Hello! I have a problem with my Clio 197, year 2006: when on idle, the RPM are moving up and down slightly (not much; something about 50 RPM max, averaging about 830 RPM total). The engine is not running smoothly on idle, when I put my hand near the exhaust I can feel some random bursts (it is...