At the Cancun meeting of the world trade talks in September 2003, a powerful new grouping of developing countries emerged. Led by rapidly growing countries and major exporters like Brazil, China, India, and South Africa, this group has been powerful enough to challenge the EU and the US in trade negotiations.
If the situation is really bad it can even be caused by the rod itself contacting the crankshaft journal (where the bearing has become out of place). The most common cause of rod knock is due to a spun bearing (bearing itself actually spins in the end of the rod so it becomes out of position).
Rating Newest Oldest. Best Answer: The knock sensor is basically a microphone. Its there to listen for spark knock which is also called detonation, pinging, and pre ignition. This is the condition inside the engine where the fuel begins to burn before its supposed to. It sounds like someone rattling a can of marbles.