each cly has its own coil on top of the spark plug, if 1 is bad it will set a code on the ck engine light and the 0300 code last digit will be the one that is bad 1234 is pass side 5678 on driver side ******firewall**********
4 8
3 7
2 6
1 5
#4 is a pita to do but not really hard, easier when engine is cold but i did when it was warm 8 doesn't look to hard....
On a 2003 Ford Expedition : It has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
Your 2001 Ford Expedition has the Coil On Plug ( C.O.P. ) ignition system so there are ( 8 ) individual coils
Where are the coil located on a expedition
Here is the number three coil pack located?
On a 2003 Ford Expedition : It has the Coil On Plug ( C.O.P.) ignition system with ( 8 ) individual coils firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
The Coil On Plug ( C.O.P. ) ignition system uses 8 individual coils for both the 4.6 and 5.4 liter V8 engines on a 2003 Ford Expedition firewall 4 - 8 3 - 7 2 - 6 1 - 5 front
All of the engines in a 2003 are distributorless. They are coil on plug ignition.
The ignition coil should be inside the distributor behind the cap. Remove the distributor cap screws, remove the cap and you will see the coil.
On a 2001 Ford Expedition : Both the 4.6 and 5.4 have the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils
LHS of the engine, below the ignition coil
On a Ford Expedition , 4.6 with the Coil On Plug ignition system firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a 2004 Ford Expedition : Both the 4.6 and 5.4 use the Coil On Plug ( C.O.P.) ignition system with ( 8 ) individual coils firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle