ATF that meets many spec's: How can it?

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That's a good point. Every manufacturer has its own brand of motor oil, but how many of us who frequent this site use OEM motor oils?
 
Originally Posted by Shannow
Originally Posted by tig1
Based on common since. On ATF that covers 10-20 different auto manufactures does not sound just right to me.


How is that common sense ?

Each manufacturer has, over the years had more than 20 differently designed transmissions, all with their own design details, and probably only have one (group, e.g. Dexron) to cover the lot...other manufacturers have similar ranges of transmission designs with their own variances and vagaries (and they still spec the same ATF for the lot).

Soooooo....why is it a stretch to say that a multi can serve multiple vehicles, when an OEM's "standard" coveres their entire range ?

You can't tell me that Dex6 and AC Delco 75W90 is the absolute best combination of lubricants for every GM vehicle produced on the planet.

Why are you using multi vehicle Mobil 1 in your Ford engines, when Motorcraft oils are clearly built for them ?


That's a good point. How many of us use OEM motor oil?
 
I've used Amsoil atf and maxlife atf in my 6f35. When it explodes it's going to be because I mistreat it not because the fluid wasn't licensed
 
Originally Posted by BMWTurboDzl
IIRC MV ATF's do not specify a change interval and IMO that's a problem.


It is not a fluid manf. responsibility to specify an OCI.

The responsibility lay with the vehicle Manf. suggest change intervals and the owner.

If in doubt, change fluids at the recommended Severe Service intervals defined in the Owner's Manual.
 
Originally Posted by MolaKule
Originally Posted by BMWTurboDzl
IIRC MV ATF's do not specify a change interval and IMO that's a problem.


It is not a fluid manf. responsibility to specify an OCI.

The responsibility lay with the vehicle Manf. suggest change intervals and the owner.

If in doubt, change fluids at the recommended Severe Service intervals defined in the Owner's Manual.


I understand that but don't the majority if not all of these MV ATFs cover units which are designed for either "lifetime" or non-"lifetime" ATF?

I get the feeling that makers of MV ATF assume that their typical customer is going to change their fluid at a shortened interval so they don't bother to formulate their product as "lifetime".

It's annoying that the transmission marketplace, starting with the manufacturer, makes it unnecessarily difficult.
 
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AFAIK, while the Japanese OEMs want their own fluid there's a defined standard - JASO M315-1A and it's called in the Japanese aftermarket as "superior type" ATF. That standard builds off the Dexron standards but it also adds onto it. There doesn't seem to be formal process to license that spec, all the additive manufacturers and blenders seem to self-certify to it.

Nissan and Honda are OK with their latest service fluids(Nissan-Matic S and DW-1) for their older units but Toyota doesn't want WS going into T-IV units. There was a TSB out saying using WS in a T-IV unit will result in shift shock and possible fluid spray/leakage and T-IV in a WS unit will cause delayed engagement at cold temps and increased ATF temps/decreased MPG. However, except for softer shifts, I've used MaxLife in two T-IV boxes without seeing leaks or ATF spraying out of the breather fitting. Honda's new 10-speed now calls for a different fluid(Honda ATF Type 2.0, their relabel of ZF Lifeguard 9 is ATF Type 3.1).

With that said, I feel OK with MaxLife or any JASO M315-1A fluid in most Japanese and Korean transmissions. Shift feel is subjective. I'll stick to T-IV on older Toyota units. If I ever touch a GM/Ford/Mopar transmission, I will use licensed fluid and Euro stuff will get the right fluid.
 
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Originally Posted by BMWTurboDzl
I understand that but don't the majority if not all of these MV ATFs cover units which are designed for either "lifetime" or non-"lifetime" ATF?

One answer is "it depends" but in the case of our '14 Fusion and I'm sure with many, many other cars, it says 150k miles for the ATF. If you dig in and find the "severe" service details, it says 30k, as I recall.

Quote
Scheduled Maintenance
(snip)
Every 150000 miles (240000 km):
Change automatic transmission fluid
Change manual transmission fluid
Replace accessory drive belt(s)


and on the next page, under

Quote
SPECIAL OPERATING CONDITIONS SCHEDULED MAINTENANCE
Towing a trailer or using a car-top carrier


Every 30000 miles (48000 km)
Change automatic transmission fluid
 
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