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GPSMan

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Ahh yes the lifetime fill. Sounds very similar to the ptu lifetime fill on the escape awd. Well that turned out not to be lifetime at all. In fact ford has greatly changed the specs and cooling on the new ones.
Similar to any lifetime fill. It may work for some but to say it’s not needed or not even insurance is flat out wrong. Try any kind of towing or mountain driving in the summer for long periods of time. Heat kills oils and fluids. So for some yes it fine a 20-30 drive most days to work will never kill it. Drive consistently 12-16 hours a day will.
Thanks for repeating what I said.
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Snox801

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Thanks for repeating what I said.
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You said rarely needed correct? Followed by you didn’t do yours. Yet many many people have had issues. Lost of people drive enough to kill them. So I wouldn’t call it rarely. They just need to make it out of warranty term. Which most alywill but plenty fail and should have the fluid swapped
 

GPSMan

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You said rarely needed correct? Followed by you didn’t do yours. Yet many many people have had issues. Lost of people drive enough to kill them. So I wouldn’t call it rarely. They just need to make it out of warranty term. Which most alywill but plenty fail and should have the fluid swapped
You are correct.
I am correct.
A small percentage will fail from lack of fluid change. The key word is change.

Lack of fluid, sure.
Abuse of any kind, sure.
And lots and few can be synonymous.

1000 out of 1 million is a few to me and lots to you.

Saul Goodman.
 

MakinDoForNow

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No you have to use OEM specific because the transmission uses the specific viscosity to not only lubricate but (depending on the transmission) as hydrologic power
And has specific additives to help cool the stators in the electric motors and also to help protect the coating from deteriorating.
 

JohnCondren1933

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Are there any fluids that can be substitute? Instead of ford, maybe Valvoline or something? I know for the Toyota Priuses they say to use the Toyota ATF, but there are other fluid manufacturers out there.
Toyota subsidiary AISIN designed the 1st gen Ford Escape (HF25 I believe) hybrid drive, then 2 years later Toyota put virtually the same hybrid drive in the RAV4 hybrid,

A YouTuber had all 3 generations of Ford hybrid drives open & the Toyotas, it was wild how similar the casings, shafts & motors, generator, coolant pumps & placement were, at 1st glance you would think they were all the same, only when you look close & see slight roller bearing size change, coolant pump & extra electric coolant pump for higher rpm electric only drive,

I would generally not want to switch ATF in a hybrid because of the submerged electrical motor insulation coatings, but realistically I think you could use Toyota hybrid equivalent ATF in Ford Hybrid, they share common engineering.

NOTE the Prius hybrid inline with ICE is an orphan hybrid drive system not used in any other Toyota hybrid (single shaft saves a little weight over parallel-shaft, but leaves tiny space for ICE and makes servicing the ICE difficult)

but I believe all Toyota hybrids use same ATF.
 

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GreyCacti

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Toyota subsidiary AISIN designed the 1st gen Ford Escape (HF25 I believe) hybrid drive, then 2 years later Toyota put virtually the same hybrid drive in the RAV4 hybrid,

A YouTuber had all 3 generations of Ford hybrid drives open & the Toyotas, it was wild how similar the casings, shafts & motors, generator, coolant pumps & placement were, at 1st glance you would think they were all the same, only when you look close & see slight roller bearing size change, coolant pump & extra electric coolant pump for higher rpm electric only drive,

I would generally not want to switch ATF in a hybrid because of the submerged electrical motor insulation coatings, but realistically I think you could use Toyota hybrid equivalent ATF in Ford Hybrid, they share common engineering.

NOTE the Prius hybrid inline with ICE is an orphan hybrid drive system not used in any other Toyota hybrid (single shaft saves a little weight over parallel-shaft, but leaves tiny space for ICE and makes servicing the ICE difficult)

but I believe all Toyota hybrids use same ATF.
Thank you! I am at 32k miles and I will buy the ford transmission fluid from dealer so that I can do a drain and refill. You are right, best not to risk the motors with wrong fluid!
 

HeyBales

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Toyota subsidiary AISIN designed the 1st gen Ford Escape (HF25 I believe) hybrid drive, then 2 years later Toyota put virtually the same hybrid drive in the RAV4 hybrid,

A YouTuber had all 3 generations of Ford hybrid drives open & the Toyotas, it was wild how similar the casings, shafts & motors, generator, coolant pumps & placement were, at 1st glance you would think they were all the same, only when you look close & see slight roller bearing size change, coolant pump & extra electric coolant pump for higher rpm electric only drive,

I would generally not want to switch ATF in a hybrid because of the submerged electrical motor insulation coatings, but realistically I think you could use Toyota hybrid equivalent ATF in Ford Hybrid, they share common engineering.

NOTE the Prius hybrid inline with ICE is an orphan hybrid drive system not used in any other Toyota hybrid (single shaft saves a little weight over parallel-shaft, but leaves tiny space for ICE and makes servicing the ICE difficult)

but I believe all Toyota hybrids use same ATF.
That youtuber is shown at the top of page 2 in this thread.
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