Firing order for 2002 missan altima 4 cylinder?

This means the spark plugs fire in the following order:

1. Cylinder #1

2. Cylinder #3

3. Cylinder #4

4. Cylinder #2

Note: Always double-check your specific model year and engine size (2.5L or 2.4L) to ensure this is the correct firing order. You can find this information in your owner's manual or by searching online for your specific vehicle model.