The belt breaking would be the problem. Investigate why it broke.
Possible problem with the alternator. Could be source of the noise if it's bearing is going out.
2001 Toyota corrollas have a tsb on the acc. drive belt tensioners. the hydraulic tensioner leaks and causes the belt to loosen and wear prematurely. Replace both the tensioner and belt to solve the problem.
It could be your serpentine belt, thermostat or water pump.
It could be a loose serpentine belt. Or if the alternator is going out either way its most likely a charging problem.
could be the regulator
There could be so many problems. Batery, starter, alternator, serpentine belt, no spark... the list is endless. spark plugs? spark plugs?
The fan or water pump,
It all depends on if you have an interference engine or not, if you do valves could hit pistons if running at the time
It will stop running. It could do major damage to the valve/piston or you could get lucky and it will just need the belt replaced.
If you're running the car on 6 month old gasoline, that could be the problem. Gasoline breaks down over time. If that's the case, the problem will go away once you get new fuel into the system.
No, you should not adjust the tension on the serpentine belt while the engine is running. Doing so can be dangerous, as moving parts may cause injury, and it could damage the belt or other components. It's best to adjust the tension with the engine off and follow the manufacturer's guidelines for proper tension settings.
Your problem could be in two locations F. Garay == ==