E4OD Operating Temps
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Elder User
Joined: Mar 2010
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E4OD Operating Temps
Can anybody tell me the typical operating temperatures on the E4OD transmission? I'm towing pretty regularly these days with the truck in my signature and I'm looking at picking up a tranny temp gauge but I need to know the range it needs to read. (I also need to know for very obvious reasons.) Thanks!
FTE Legend
Joined: Jul 2005
Posts: 65,938
Likes: 1,432
From: Millersville, MD
I would imagine that it's pretty much the same as the newer tranny's. Mine runs about about 140-180 unless really worked with a lot of mountains. Highest I remember was about 190. The tow package that came with the truck provides a HUGE cooler!
Install the largest tranny cooler you can fit!
Install the largest tranny cooler you can fit!
Cargo Master
Joined: Mar 2001
Posts: 2,757
Likes: 70
From: Elk River, MN
Over 300F, the ATF starts to turn brown and does not recover from an occasional overheat. 250F is about the limit you want for max regular towing with an occasional excursion not to exceed 300F. This is based on several years experience as a transmission cooling test engineer at Ford.
Postmaster
Joined: Mar 2001
Posts: 4,968
Likes: 3
From: So Cal
Towing my 8000# trailer with my 94 F250 E4OD, 4.10, 4x4 supercab longbed factory cooling, I generally see 180 to maybe 210 on a steady tow in hot weather at about 70mph. I have seen it spike to about 230+ after a long drive when I back up my slightly sloped 600 foot driveway. The spike is due to all the heat stored in the metal of the tranny from the long drive, all dumping into the atf when I am going slow, no air flow in reverse.
Normal no tow temps are about 180 on steady 70-80mph. It can take a couple hours for the temps to get to 180 especially if it is cool.
I have driven Washington, Oregon, Idaho and California highways during freezing weather and 105+ and big long hills like the Grapevine and the Blue mountains.
High speeds(70mph) and head winds during hot weather will make the tranny run over 200. Long hills will raise the temp some but not as bad as you might think.
From the tranny temperature chart pages you will find on the web, you want to keep well below 230-250 for any steady time. Best is 150-180.
Good Luck,
Jim Henderson
Normal no tow temps are about 180 on steady 70-80mph. It can take a couple hours for the temps to get to 180 especially if it is cool.
I have driven Washington, Oregon, Idaho and California highways during freezing weather and 105+ and big long hills like the Grapevine and the Blue mountains.
High speeds(70mph) and head winds during hot weather will make the tranny run over 200. Long hills will raise the temp some but not as bad as you might think.
From the tranny temperature chart pages you will find on the web, you want to keep well below 230-250 for any steady time. Best is 150-180.
Good Luck,
Jim Henderson
Postmaster
Joined: Mar 2001
Posts: 4,968
Likes: 3
From: So Cal
My meter was part of a Permacool remote tranny filter setup. The sender mounts in the oil filter adapter.
The guage it came with was an Autometer. I would suppose you could find that guage and sender by itself. I believe there is a temperature port in the side of the tranny. Look for either Permacool or Autometer and I bet you will find what you need.
I bet JC Whitney has what you need. Lots of people moan about them, but they are very handy and have excellent tech support. I never had a serious problem with them other than once in a great while they would send me the wrong item. A quick call and they send the correct one and most times you get to keep the wrong one. Have a couple Micrometers that way.
Good Luck,
Jim Henderson
The guage it came with was an Autometer. I would suppose you could find that guage and sender by itself. I believe there is a temperature port in the side of the tranny. Look for either Permacool or Autometer and I bet you will find what you need.
I bet JC Whitney has what you need. Lots of people moan about them, but they are very handy and have excellent tech support. I never had a serious problem with them other than once in a great while they would send me the wrong item. A quick call and they send the correct one and most times you get to keep the wrong one. Have a couple Micrometers that way.
Good Luck,
Jim Henderson
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Post Fiend
Joined: Nov 2008
Posts: 23,849
Likes: 20
From: McKenzie River
190-225 while towing a good load in the mountains during summer, never seen it more than 230 in really hot weather, pulling the passes in the high country.
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