9r07 fan problem - stock fan now starts at 203 degrees

Predator support for Dodge gas vehicles

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slip
Posts: 62
Joined: Sat Jul 26, 2008 3:31 pm

9r07 fan problem - stock fan now starts at 203 degrees

Post by slip »

After installing 9r07 on my 300c my fan comes on at 203 degrees.

I have my fan set to stock, which I believe is 217 degrees.

I checked the predator fan settings and it says 217.39 for low and 226.39 for high.

I don't understand why my fans are now running at 203 degrees.
slip
Posts: 62
Joined: Sat Jul 26, 2008 3:31 pm

RE: 9r07 fan problem - stock fan now starts at 203 degrees

Post by slip »

I need to modify my previous post.

The low fan comes on at 195 degrees, and the high fan comes on at 203 degrees.

Can I be the only one with this problem?

I have not touched the Predator fan settings. But after upgrading to 9r07 my fans
are no longer running at the stock settings.
2005 300C
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Mike_Levy
Posts: 6715
Joined: Fri Oct 26, 2007 8:11 pm
Location: Between Orlando and Tampa

RE: 9r07 fan problem - stock fan now starts at 203 degrees

Post by Mike_Levy »

I think that may be stock in the latest Cals. I'm back to stock right now, since I'm going to the dealer in the morning, and while I was sitting at the drive thru tonight, the temps were below 200 and the fans were on.
slip
Posts: 62
Joined: Sat Jul 26, 2008 3:31 pm

RE: 9r07 fan problem - stock fan now starts at 203 degrees

Post by slip »

I believe stock is.
226.39 high speed fan
217.39 low speed fan
226.39 medium speed fan

These are also the same numbers showing in the Predator 9r07.

But my low fan is coming on at 195 degrees and high is 203 degrees.

I cannot control my fans with Predator installed.
Even though Predator says stock is 217 degrees, the fan is coming on at 195 degrees.

I don't know how to fix my fans so they run at the stock temps, unless I uninstall Predator.

Could Predator have a special fan setting when AC is on?

I havn't checked my fans when AC is off.
jtfinklea
Posts: 98
Joined: Sat Mar 08, 2008 1:00 pm

RE: 9r07 fan problem - stock fan now starts at 203 degrees

Post by jtfinklea »

With the AC on it automatically cycles the fans regardless of the settings that are set by the predator. This has been pointed out on other forums. And yes there are settings for the fans w/ AC on in the Predator.
Jeff
2005 300c 5.7, Mods: 180* T-Stat, MagnaFlo-CatBack-Exhaust, JBA Shorty Headers, JBA Catless Mid Pipes, Billet Oil Catch-Can-Blue, Carbon Fiber Air Hammer-CAI, DS-Predator 9r07 crom and Eibach Pro-System Suspension, Mopar TC and Spartan Cam.
ZMagnum
Posts: 199
Joined: Fri May 09, 2008 3:59 pm

RE: 9r07 fan problem - stock fan now starts at 203 degrees

Post by ZMagnum »

I've modified my fan settings with AC on and with AC off settings on the Predator. The fans turn on right when they are supposed to. I'm running 9r07 with a 2008 Magnum R/T. I'm logging ECT to determine the temps and can hear the fans turning on.
Savage68
Posts: 36
Joined: Thu Jul 03, 2008 4:13 pm

Re: 9r07 fan problem - stock fan now starts at 203 degrees

Post by Savage68 »

slip wrote:After installing 9r07 on my 300c my fan comes on at 203 degrees.

I have my fan set to stock, which I believe is 217 degrees.

I checked the predator fan settings and it says 217.39 for low and 226.39 for high.

I don't understand why my fans are now running at 203 degrees.
Out of curiosity, do you have a 180 T-STAT installed? I'm hoping that DS will release more detailed information on each update instead of the quick bulleted lists you see in the download area.
whatever_weirdo
Posts: 100
Joined: Sat Jul 12, 2008 1:16 am

Re: RE: 9r07 fan problem - stock fan now starts at 203 degre

Post by whatever_weirdo »

slip wrote:I believe stock is.
226.39 high speed fan
217.39 low speed fan
226.39 medium speed fan

These are also the same numbers showing in the Predator 9r07.

But my low fan is coming on at 195 degrees and high is 203 degrees.

I cannot control my fans with Predator installed.
Even though Predator says stock is 217 degrees, the fan is coming on at 195 degrees.

I don't know how to fix my fans so they run at the stock temps, unless I uninstall Predator.

Could Predator have a special fan setting when AC is on?

I havn't checked my fans when AC is off.
why do you want your car so hot 217 damn i set mine to 20 degrees less then stock all thru is there something im missing i thought colder is better
my 2 cents
slip
Posts: 62
Joined: Sat Jul 26, 2008 3:31 pm

Re: RE: 9r07 fan problem - stock fan now starts at 203 degre

Post by slip »

why do you want your car so hot 217 damn i set mine to 20 degrees less then stock all thru is there something im missing i thought colder is better
my 2 cents[/quote]

Evenutally fan will burn out if it is running all the time.
With stock fan setting, the car doesn't often get up to 217.
But with the current version of Predator, the fan is running all the time.

I don't have a 180 TSAT.
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Mike_Levy
Posts: 6715
Joined: Fri Oct 26, 2007 8:11 pm
Location: Between Orlando and Tampa

RE: Re: RE: 9r07 fan problem - stock fan now starts at 203 d

Post by Mike_Levy »

You need to get a 180 Stat. These motors lose a ton of power over 195 degrees, dyno proven. Its a $9 mod that every Hemi owner should do.
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