On a 1999 Ford Expedition , 5.4
The firing order is ( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 )
The engine cylinder locations are numbered :
firewall
4 - 8
3 - 7
2 - 6
1 - 5
front of vehicle
The 5.4 has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils
passenger side of engine , front cylinder
On a 1999 Ford Expedition ( 4.6 and 5.4 liter V8 engines ) There is ( 1 ) timing CHAIN to EACH cylinder head
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
On a 1999 Ford Expedition , 5.4 V8 : 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 Ford Expedition
I know the engine cylinder locations on a Ford Expedition are numbered : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
I had the same problem with a 1999 Expedition and it was a bad plug. Ford had a problem also with the plugs blowing out. It cost me about 1200.00
where is located ford expedition 1999 relays
The firing order for a 1999 Ford Expedition will depend on the size of the motor it has. To find the right firing order for that vehicle, open the hood and note the information on the cross bar at the front of the engine.
On a 1999 Ford Expedition ( 4.6 and 5.4 ) firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a Ford Expedition ( 5.4 and 4.6 ) firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
Bad head gasket , warped or cracked cylinder head
Follow lines from master cylinder through ABS control to each individual wheel cylinder