It could be lifters ir maybe the car ran hot and the motor damaged.
The diesel knock is damaging because it will have a tremendous force on the main bearings and will cause excessive wear of the piston rings.
The engine will knock.
What are the causes and sources of vibration on diesel
This engine is an inline 6 cylinder diesel engine. It runs on Diesel.
The selection of diesel fueled Mercedes Benz cars can be found on the Mercedes Benz website. One could also visit their local Mercedes Benz dealership to speak with a salesperson about the options.
what causes the knock sensor code on a 2002 Kia Spectra. Thank You sreddish@neo.rr.com
Diesel engines detonate. Diesel has more potential energy than gasoline, instead of burning evenly, diesel explodes creating a knock or rattle noise.
Models with a D in there name are diesel. At least in the USA. The 560SEL is not.
Should be a timing chain, not a belt on a C220 Diesel
The Liberty used a VM diesel engine, the Grand Cherokee has used a Mercedes and a VM diesel engine.
Jet fuel is kerosene, about the same stuff as diesel. Octane is a number that measures anti-knock properties of fuels. Diesels knock--that's how they work. Jets don't have enough compression to knock. Jet and diesel fuels would measure typically 15-25 "octane anti-knock". Sort of....
And what year is this Mercedes? Diesel or gas?