Engine will not start and run if the belt has broken.
The timing belt should be replaced every 100,000 miles.
The timing belt on a Dodge Neon should be replaced every 100,000 miles.
BELT
Two accessory drive belts and one timing belt.
A 2005 Neon has a timing belt not a chain.
No, timing belt.
the oil pump sits on the nose of the crankshaft, behind the timing belt sprocket.
By 100,000 miles for sure.
Yes, it can.
It is under the the timing belt cover on the passenger side of the engine. It is driven by the timing belt.
The only way to know which style tensioner you have is to remove the crank pulley and timing cover and look.
The engine on a Neon is interference, bent valves are likely.