On a 1999 Ford Expedition , 4.6 liter V8 engine :
I believe the ( 2 ) coil packs ( with four towers each for the spark plug
wires ) are located on the front of the engine
It has the Electronic Distributorless Ignition System ( EDIS )
On a 1999 Ford Expedition , 4.6 liter V8 engine : It has the Electronic Distributorless Ignition System ( EDIS ) and uses ( 2 coil packs that each have 4 towers for the spark plug wires ) I believe the coil packs are mounted on the FRONT of the engine on each side of the " V "
No , the Ford 5.4 liter V8 engine has ALWAYS had the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils In a 1997 Ford Expedition , the 4.6 liter V8 engine uses ( 2 ) coil packs and ( 8 ) spark plug wires
On a 1999 Ford Expedition : There is no distributor ( or distributor rotor ) The 5.4 liter V8 engine has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils The 4.6 liter V8 engine has the Electronic Distributorless Ignition System ( EDIS ) with ( 2 coil packs ) and ( 8 spark plug wires )
The are no distributor cap on the 1997 Ford Expedition. You have eight coil packs one on each spark plug.
On a 1998 Ford Expedition : The 4.6 liter V8 has the Electronic Distributorless Ignition System ( EDIS ) and it has ( 2 coil packs ) along with the ( 8 spark plug wires ) ------------------------------------------------------------------------------------------------ The 5.4 liter V8 has the Coil On Plug ignition system and has ( 8 ) individual coils
On a 1996 Mercury Grand Marquis with the 4.6 liter SOHC , V8 engine : There are ( 2 ) coil packs with ( 4 towers on each ) They are located at the front area of the engine , just follow the spark plug wires to each of the ( 2 ) coil packs
If you have the 4.6 liter ( 281 cubic inch ) V8 it has spark plug wires and ( 2 ) coil packs on a 1997 Ford Expedition . It has EDIS ( Electronic Distributorless Ignition System) ----------------------------------------------------------------------------------------------------- If you have the 5.4 liter ( 330 cubic inch ) V8 it has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils for the spark plugs
The coil packs (there are three of them) are located on the front lower center of the engine, beneath the plugs, and exhaust manifold. The assembly is very hard to see, you might save time and frustration by removing the radiator, fans and grille before taking them off.
According to the 2003 Mercury Mountaineer Owner Guide : Both the 4.0 liter V6 engine and the 4.6 liter V8 engine have the Electronic Distributorless Ignition System ( EDIS ) So , on the 4.0 liter V6 ( 1 coil pack with 6 towers ) and on the 4.6 liter V8 ( 2 coil packs with 4 towers on each )
No distributor The 4.6 liter is EDIS ( Electronic Distributorless Ignition System ) and has ( 2 ) coil packs The 5.4 liter has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils
In a 1997 Ford F-150 : There were ( 3 ) engine sizes from the factory : A 4.2 liter V6 engine A 4.6 liter V8 engine ( which has two coil packs and spark plug wires ) A 5.4 liter V8 engine which has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils
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