95.5-2004 Tacomas & 96-2002 4Runners 4th gen pickups and 3rd gen 4Runners

Which Electric Fan?

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Old Aug 30, 2024 | 09:28 PM
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Which Electric Fan?

So I have been looking to rework my Taurus electric fan conversion as I can't seem to find the replacement wiring that came stock on this bad boy. I never have been able find the correct amp draw for the mid 90's two speed fans O I went looking again to no avail. While looking I did come across a two speed fan out of a 2012 Hyundia I believe it was from a Santa Fe ( not sure as the fan was on the ground but had the connector, three wire and the wiring appears to be at least 10 gage. It appears to be thinner than the Taurus fan so clearance should not be an issue. Checked the Hyundia forums and found a video showing how to check the fan operation but that is for that vehicle, but the relays are 40 amp low speed and 50 amp high speed. I'm thinking that hooking up the high speed to my switching would work if I can find the correct switch mount with wiring to handle the current draw. Finding a thermal controller to handle the 40 amp side may be another issue as the original swap I did was on a 30/40 amp and I understand that the Ford two speed pulls a lot more than the relay and controller can handle.

So has anyone that did the electric fan swap had any success with any other fans? Controller set ups? Not finding quite what I need to do this over again. I have even contemplated putting the OEM clutch fan back on.
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Old Aug 31, 2024 | 10:34 AM
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Probably a bit of a different animal, but the e-fan was a nonstop problem in my 22r. Best setup was with a black magic soft start controller and a bung welded into the top of the radiator for temp probe. Fan flow at high rpm didn't seem to match stock fan.
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Old Sep 1, 2024 | 07:22 AM
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Thanks for the input. I really did not have any issues with the fan itslf, it has been with the controller. I will look into the soft start controller. Still considering the Hyundia fan as it seems to be flater than the Taurus fan.
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Old Sep 1, 2024 | 09:21 AM
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Electric fans might serve for a mall crawler, but the effectiveness and reliability of a factory fan and shroud are near impossible to equal.
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Old Sep 1, 2024 | 10:37 AM
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Hmmm...I think this is the one I was running. Looks like it is rated for 45 amps. https://flex-a-lite.com/variable-spe...re-sensor.html
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Old Jun 3, 2025 | 09:34 AM
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Good morning all you Yota Techers. Well the odyssey of the Taurus fan continues. I really need some assistance from any of the guys who have the Taurus fan. What controller have you used that can handle the amp draw. Flexilite doesn't make one to handle the fan and either doe Derale. I have been on the phone to their tech support people and they will not handle the amperage draw. I really don't want to have to totally undo my fan set up but if that is the only option I need some direction as well. Finding a radiator shroud for a 3rd gen is getting harder to come by. Please guys help me to keep my baby going.
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Old Jun 3, 2025 | 09:43 AM
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You could use the controller output to supply the pilot current on a relay that could handle whatever current the fan requires.
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Old Jun 3, 2025 | 06:27 PM
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So if I understand you, I use the output of the controller as it senses the temp and then makes the relay pickup, then use that as a sensor input to a standalone relay rated at say 70 amps that would then provide the necessary power to the fan. Sort of a step up relay network? Using a rated relay of say 70 amps getting its power from the battery that would in turn power the fan?
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Old Jun 3, 2025 | 07:49 PM
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Yes, exactly
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Old Jun 8, 2025 | 09:16 PM
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Bye Bye Taurus fan

Well I have made a "command decision". I decided to take the Taurus fan out. After 19 years since the install and three controllers later, not really finding anything to control the Taurus fan, I decided I needed to go to a local bone yard and find the items I need to restore her back to "factory" I had retreived a shroud and clutch fan, as well as finding the mounting studs (imagine I could not locate the originals after 19 years!) I found the pulley assembly out of a 94 so I sourced the mounting studs from that. I recently replaced my radiator so getting at the nece4ssary attachment points was not too difficult. Everything went back together fairly easily. After getting the modded shroud with the Taurus fan mounted to it, all I had to do was do a one for one swap out of the bolts with the studs. Was a bit tricky but this allowed me to not have to loosen the alternator, power steering pump and associated belts and then retighten everything. I did a thread chasing of the studs and attaching nuts which did make it a bit a time saving effort. All said and done, did a check of everything, filled the radiator and expansion tank and let her warm up. I have temperature gauges installed for the transmission inlet/outlet as well as the water temp.. Warmed up to 170's and tested it out. Everything is as it once was. I can live with the OEM setup as it eliminates some headaches and worry. I will deal with the milage. I will admit that the best I ever got after the initial swap was 24 highway. I'm glad I still have my 3rd gen. 216,000 and still going. Now to clean her up, polish and do some detailing. I have a few little things I will be doing in the future.
Thanks to all who have followed my journey these past 20 ye4ars. 2 more years and I can "vintage" plates" Thanks to Yota Tech for some really fun projects and help. Cheers!
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Old Jun 14, 2025 | 04:31 AM
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Thanks for the update. I know I have at least one of your mod write-ups, the corner turn signals, on the 96. Have enjoyed your contributions over the years and look forward to more.
Did year of manufacture plates last year, hard to believe the 96 is going to be 30 this December.
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