What is the firing order for a Kia Rio 2007?

The firing order for a 2007 Kia Rio, which has a 1.6-liter inline-four engine, is 1-3-4-2. This means that the cylinders fire in the sequence of cylinder 1, followed by cylinder 3, then cylinder 4, and finally cylinder 2. This firing order is important for proper engine operation and performance.