Not really enough information given - however - if they are badly out of adjustment you might be referring to the sound of the valves tapping - OR - you are hearing the noise of pre-ignition - perhaps the timing of the engine is off badly.
i say that your engine broke down or that your transmission broke
The 2002 Honda Odyssey has a V6 engine.
The 2002 Honda Civic has an inline 4 engine.
The 2002 Honda Insight has an inline 3 engine.
The 2002 Honda Accord has an inline 4 engine.
The 2002 Honda CR-V has an inline 4 engine.
It is a 2002 Honda civic
The 2002 Honda Insight has a 1.0 L base engine size.
The 2002 Honda Accord has a 2.3 L base engine size.
The 2002 Honda Odyssey has a 3.5 L base engine size.
The 2002 Honda Civic has a 1.7 L base engine size.
The 2002 Honda Insight's engine produces 73 hp @ 5700 rpm.