Diagram firing order for a explorer 2000 4.0 V6?

The firing order for a 2000 Ford Explorer with a 4.0L V6 engine is as follows: 1-4-2-5-3-6. This means that the spark plugs fire in the following order:

1. Spark plug 1

2. Spark plug 4

3. Spark plug 2

4. Spark plug 5

5. Spark plug 3

6. Spark plug 6

The firing order is determined by the design of the engine, and is essential for proper operation. If the firing order is incorrect, the engine will not run properly or may even be damaged.