On a Ford Expedition ( 4.6 and 5.4 ) The drivers side firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford Expedition
firing order is 13726548 1234 is on rt side 5678 on left
Facing Front of Engine. Right Side Cylinders Number 1-3-5-7, Left Side 2-4-6-8.
The firing order for a 1997 Olds Aurora is 1-2-7-3-4-5-6-8. The cylinders by the firewall are 1-3-5-7 and the cylinders in the front are 2-4-6-8. The coil packs are numbered in the order left to right: 6-7-4-1-8-3-2-5
pasenger side on fire wall and driver side to the left side on dash
Grab an adjustible wrench and turn it (Left). It should come right off.
Don't know for sure for a 2007, but for a 2002 expedition it is the top left fuse (25 amp) in the fuse compartment to the left and under the steering wheel.
Facing the engine from the passenger fender, cylinders 1, 3 and 5 are to your left. Then cylinders 2, 4 and 6 are on your right. The firing order is 1-2-3-4-5-6.
3.1L is front cylinders are 2-4-6, back cylinders are 1-3-5. coil pack left to right is 5-2-3-6-4-1.
If you are facing the front of the car, looking back in towards the passenger compartment, spark 1 is the bottom left cylinder. Spark 2 is the bottom right cylinder. Spark 3 and 5 are in the middle and upper positions on the left side, and spark 4 and 6 are the middle and upper right cylinders.
A 1997 Ford Expedition is either rear wheel drive or it has the Control Trac 4x4 system ( the rotary selector dial is located to the left and below the radio, it has 4 positions , 2H / A4WD / 4H / 4L )
third plug back on the drivers side,Left side of engine