What is the firing order for an 8 cylinder 2002 Mercury Grand Marquis?

For the 4.6 liter V8 engine in a 2002 Mercury Grand Marquis :

The firing order is ( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 )

It has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils

The engine cylinder locations are numbered :

firewall

4 - 8

3 - 7

2 - 6

1 - 5

front of vehicle