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Firing Order?

Tiny
JOEJAN
  • MEMBER
  • 2003 FORD EXPEDITION
V8 four wheel drive automatic 211,097 miles.

What is the firing order for my SUV?
Monday, April 14th, 2008 AT 1:50 PM

7 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
See below for 4.6 and 5.4 Liter engines.


https://www.2carpros.com/forum/automotive_pictures/12900_fo_4.jpg

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Monday, April 14th, 2008 AT 2:00 PM
Tiny
AMBER GARBER
  • MEMBER
  • 1 POST
  • 1997 FORD EXPEDITION
Just trying to find out the firing order for the spark plugs on this?
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Monday, September 28th, 2020 AT 12:15 PM (Merged)
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.


https://www.2carpros.com/forum/automotive_pictures/12900_fo_128.jpg

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Monday, September 28th, 2020 AT 12:15 PM (Merged)
Tiny
YOBEGAY
  • MEMBER
  • 1 POST
  • 1997 FORD EXPEDITION
  • V8
  • 4WD
  • AUTOMATIC
  • 189,000 MILES
I was wondering how are the coils placed in the engine by numbers? Where are they placed (1, 2, 3, 4, 5, 6, 7, and 8) What number is on passanger side and what numbers are on driver side. If you could let me know. I'm getting confused on it. Thanks.

Yolanda
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Monday, September 28th, 2020 AT 12:15 PM (Merged)
Tiny
DAVE H
  • MECHANIC
  • 13,383 POSTS
Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.


https://www.2carpros.com/forum/automotive_pictures/266999_fire_5.jpg

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Monday, September 28th, 2020 AT 12:15 PM (Merged)
Tiny
RICHARDWARD
  • MEMBER
  • 1 POST
  • 1999 FORD EXPEDITION
The car has had it's plugs and wires changed but car is still misfiring is the firing order is correct?
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Thursday, November 12th, 2020 AT 10:51 AM (Merged)
Tiny
DAVE H
  • MECHANIC
  • 13,383 POSTS
Here is the engine firing order so you can check it please look at the diagrams below as well

Firing Order 1-3-7-2-6-5-4-8

The RH (Passenger's) side. Cylinders 1, 2, 3, and 4

The LH (Driver's side). Cylinders 5, 6, 7 and 8

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
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Thursday, November 12th, 2020 AT 10:51 AM (Merged)

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