obviously not in N. America? no matter.
the serial number on toy engines are typically found here,
http://www.autozone.com/autozone/rep...00c1528006ed52
you'll note i used a corolla as an example. but they're all the same.
likely you have one of these engines,
2.0L I4 3S-GE(GT-i)
2.0L I4 3S-FE
1.8L I4 4S-FE
1.8L I4 7A-FE
1.6L I4
2.0L I4 Diesel 2C