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Transmission 6 speed 6F24 PowerTech / Jeep Patriot model 14-17

31K views 10 replies 8 participants last post by  UplandGameDave  
#1 ·
Hi everyone

I have a issues that I want to discuss with all, just to know what you think, or what did you do? about the 6 speed transmission 6F24, also called PowerTech 6F24, or Hyundai/Kia A6MF1/A6MF2, avaliable in Jeep Patriots models 2014 and up.

The main topic is What kind of fluid it use?

I called to 3 diferent dealers, and everyone said that the fluid that this transmision use is ATF+4, but the manual said that it needs to use SP-IV (or the upgrade SP-IV M).

I was looking in different forums and no one knows the compleatly certainly trut.

And in the other hand, I search the fluid SP-IV M in MOPAR and looks like out of inventory.

I would like to know if the fluid atf + 4 is the one used at the moment (for Chrysler or JEEP), and if this were the case, why substitute SP-IV M?

If somebody knows somthing please explainme.
 
#2 ·
ATF+4 is standard automatic transmission fluid. I have no idea what this SP-IV is, unless it's another way of labeling the same thing. CVT is better for the Patriot anyway, if it's taken care of.
 
#3 · (Edited)
As you stated, the owners manual clearly states SP-IV, now SP-IV M. My factory service manual also states SP-IV.........

You must have gotten hold of morons at every dealer you called. I can relate to that. When I was investigating fluid changes over a year ago, the closest dealer to me insisted that I had a CVT in my Patriot. I showed him the window sticker.......he retorted "even if it says you have a 6 speed, you actually have a CVT". I left and would never go there. When I had to resort to letting a dealer change my fluid (health issues), they fumbled a bit with knowing which fluid was correct also. It wasn't my mechanic friend that works there. It was the service advisor and mixed up communication with the service manager.

Yes, you really need to be careful. Be your own advocate, just like healthcare. 5 years later, and some dealers don't know about SP-IV M. Many dealer service advisors are idiots. Ridiculous.

In my town, all of the FCA, Hyundai, and Kia dealers use BG products, even when the vehicle is under warranty. Go figure.
 
#4 ·
Hi guys. I agree with TreeGrower. And some AT confusion about the CVT is that some models basically are programmed with 'gearing setpoints'. Making them seem like a tradition -geared- AT which they're not. CVTs are also a fine AT. The 6F24 is a traditional type of AT that has planetary gears, is fluid filled and uses a torque converter. So your right that your particular model isn't a CVT. Some dealers...LOL! I also did heavy research amongst all the tranny double talk. If I may, just use Valvoline Max Life full synthetic multi vehicle ATF, it's SP-IV but sold at common Auto parts stores. It's a premium & identical & more affordable ATF for our 6F24 that is covered under the Hyundai section on back of the quart. Hyundai deserves credit for all of it's design and production, and we deserve credit for helping each other sort thru the confusion. Safe wheeling.
 
#6 ·
Hi
Im agree with that the dealers (including Jeeps and mopar distributors ) are in the wrong.

I'm looking for the fluid that suits me best, I saw the specifications of the Max Life full synthetic ant the Amsoil ATL (both are similar), but I have not found the specifications of the MOPAR SP-IV M or the Hyundai SP4-M.

someone have it (viscosity, density, flash point)? some data sheet?

I think that a synthetic fluid is better than the Mopar SP-IV M, or please tell me what you think?

Or what fluid has worked better for someone of you?

thanks
 
#7 · (Edited)
Mr. Gutt,

Below are the OEM specs. for SP-IV (M). M in parenthesis because no company has changed any of their spec sheets for the M version. Remember that vehicle manufacturers do not manufacture fluids - they buy it from someone else.

SK/ZIC (South Korea) ATF SP4 is an approved fluid listed in Hyundai owners manuals (remember we have a Hyundai Powertech tranny in our Pats.)

ZIC ATF SP 4

Density at 15°C, g/sm3 0.85
Kinematic viscosity at 40°С, mm2/s 25.6
Kinematic viscosity at 100°С, mm2/s 5.4
Viscosity index 155
Flash point, °С 200
Lowest float temperature, °С -55
Acid index, mg КОН/g 1.78
Copper corrosion effect at 100°С/h, point 1-а

Google is easy to use and I found numerous companies making SP-IV fluids with specs similar to above. Hyundai only approves fluids from Michang, SK/ZIC, and NOCA (maybe a few others), so you will not find any aftermarket fluids that have an actual approval (just "suitable for"). I assume that the MOPAR product is the same re-bottled excellent SYNTHETIC stuff that Hyundai and Kia sell. So, you pay the big bucks if you want an approved product or you use one of the aftermarket fluids that's suitable for our applications. No other choices I am aware of.

One person at Bobistheoilguy forum claims that the OEM fluid spec. is a high quality PAO base stock fluid and that using one of the universal products "might" be a step down in quality. I have not confirmed this claim. If you change the fluid every 30,000 to 60,000 miles it probably doesn't matter. It's the entire formulation that matters, not just one component (base stock, additives, etc..). Also note that the opinion there (tribologists) is that meeting the viscosity exactly is not extremely important. You want a LV fluid vs. a HV fluid as shown in the chart below. You might lose a tid bit of mpg with a slightly higher viscosity, which is why they hypothesize these low viscosity fluids came into being. They also claim that the universal fluids have a very unique friction additive package that effectively meets the slight frictional differences of many OEM fluids. You have to study all of this yourself and make your own conclusion. The net has lots of misinformation buried among the good stuff.

Here's a table that shows how SP-IV compares to other fluids:
Image
 
#9 · (Edited)
The chart illustrates that the older transmission fluids hovered around 7.5 cst @ 100degrees C while the new ones are thinner, clustering at about 5.5 cst @ 100 degrees C. The cst at lower temps is also thicker for the two general fluid categories.

Being in Minnesota, you have to worry about lubrication at very low temperatures more than very high temperatures, so I am not so sure that a thicker fluid would benefit you.

It seems that all of the Patriot manual tranny discussions gravitate to trying Redline, Amsoil, or Royal Purple transmission fluids. These fluids are "probably" (I don't know) made with a group IV base stock that performs a bit better in both cold and hot situations.

I don't know about the Patriot manual tranny, except that is doesn't seem to have the reliability that manuals are generally known for. If a fluid can make up for a poor design is questionable, but maybe possible? I would do a thorough research of those three brands and see if there are any long term results from the Patriot owners. And, compare the CST ratings at both low/high temps. to the ATF+4 spec. Here's one discussion, with no long term results: https://www.jeeppatriot.com/forum/15-engine-drivetrain/74229-question-trans-fluid.html ...notice the recommendation from Royal Purple.
 
#11 ·
Hi everyone

I have a issues that I want to discuss with all, just to know what you think, or what did you do? about the 6 speed transmission 6F24, also called PowerTech 6F24, or Hyundai/Kia A6MF1/A6MF2, avaliable in Jeep Patriots models 2014 and up.

The main topic is What kind of fluid it use?

I called to 3 diferent dealers, and everyone said that the fluid that this transmision use is ATF 4, but the manual said that it needs to use SP-IV (or the upgrade SP-IV M).

I was looking in different forums and no one knows the compleatly certainly trut.

And in the other hand, I search the fluid SP-IV M in MOPAR and looks like out of inventory.

I would like to know if the fluid atf 4 is the one used at the moment (for Chrysler or JEEP), and if this were the case, why substitute SP-IV M?

If somebody knows somthing please explainme.
According to Valvoline, Tech Support, today, 4 is for Manual Trans, M, means nothing except Full Synthetic. Further, Jeeps came/come with Valvoline ATF,,, New. Valvoline has not paid to be mentioned on labels. Now it's clear as mud. She said, MultiVehicle all day long.