There are a few things that can cause a coolant leak but in your case it is probably the water pump. When a water pump starts to go bad it will leak coolant from the bottom.
bottom of radiator
antifreeze is more likely to be leaking from the water pump and running down where it appears to leaking from crank pulley
Usually a leaking hose into or out of the water pump (depending on its location), or the water pump gasket.
The thermostat connects to the top radiator hose on a 1996 Toyota Corolla. The bottom radiator hose connects to the water pump.
Adjusting the steering wheel on a 1998 Toyota Corolla is easy. All you have to is find the latch at the bottom and push in to adjust the wheel.
The timing marks on a 1994 Toyota Corolla are located on the crankshaft cover. The crankshaft cover is usually located at the very bottom of an engine.
From the drain plug located at the bottom of the radatior
Look at the bottom or rear of the radiator
This leak indicates a seal failure and requires replacement of the water pump .
Outer side bottom of the driver's seat?
Bottom of the engine on the oil pan somewhere.
The manual transmission plug in a 2002 Toyota Corolla is located on the side of the transmission, under the bottom of the vehicle. This plug can be accessed by raising the vehicle off the ground and supporting it with jack stands.