If it's climbing on the road I suppose eventually the fan may come on, but it hasn't done so thusfar. I think the real issue is how hot your engine is running. If I set it to 80°C (176°F), the electric fan would always be ON after 6 minutes. i blocked the radiator off with cardboard, took about 4 mins for the high speed to come on. falls short of its projected goal, then it will throw codes and CEL (SES) lights. With the HVAC OFF, the temp will go to 224 in traffic, fans come on, and the temp goes down to 213 when fans turn off. seconds after high came on, i pulled the cardboard, let air flow again. What is causing Mazda 3 overheating and cold heater? Which in that case I drove the truck about 10-15 minutes to the shop. If you get the on at 185 and off at 165 when the coolant got to 185 the fan would come on to assist and this is what would be recommended. my fan has been on my daily car now for 3 years, and only had a problem when it had a temp switch. I cannot get the auxiliary fan to come on. But slow way down and stop, and the fan will cycle, just like an OEM setup. at a stop light is normal for me but still with only the low speed fan on. I even called Hypertech about this and the guy on the phone seemed pretty ignorant about this claiming that their "low temp" thermostats shouldnt run the fan all the time. That's how I came up with that value. and high speed at 210 degs. i used the 205 fan sw instead of manual sw in Cozy's schematic as prefer thing be idiot proof. a safety factor. Constructed of stainless steel the HHP 180° thermostat is … I hope I am not wasting your time with my info. You can check low speed by attempting to switch on the AC. Note the highest temperature reading that you get while traveling a steady 50+ MPH. Is there a point at witch vehicle speed surpases fan speed and could "over rev" the fan and do damage? I'm looking for a definite answer. I remove the fuse for the electric water pump to see when the fan turns on and it sure did turned on at 190. I'll continue to work with it but you got me headed in the right direction. higher. Yes, I believe the on/off differential of 20* is too much but it is a non-adjustable thermal switch so I will have to try something different. rev 2020.12.18.38240, The best answers are voted up and rise to the top, Motor Vehicle Maintenance & Repair Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us, A 1994 Nissan D21 w/ VG30e.   You cannot paste images directly. What Temperature Should Attic Fan Be Set At? last thing you need is one more part to break and cause the motor to overheat in traffic. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. chevrolet suggests, 185 and 205. if you worry about detonation, you may want to run 165 as low fan sw temp, this may allow you to run a hotter spark plug. How to build the [111] slab model of NiSe2 with different terminations with ASE tool? There's simply no benefit to running a colder thermostat in these cars, … When you put on a 180 … I tried this same setup with a 190 t-stat, and the car would surge and buck from vapor lock or whatever. If the temperatures you are experiencing are normal, then it sounds like you should raise the turn off point for your fan so that it isn't constantly on. the guys at a rad shop said that a lower heat opening thermostat, will actually hinder cooling, by letting the collant cycle too fast, thus the rad cant cool it. I searched but could not find exactly what i am looking for. It is not even the hot season in FL yet. Back to your situation I think your fan is turn on a bit late. Would like to see a little sooner. What should I do? I can watch this in traffic, and going down the road. What happens with excess coolant after performing BMW electrical cooling system bleed? Is binomial(n, p) family be both full and curved as n fixed? I can watch the temperature rise, and then the fan kicks in. It only takes a minute to sign up. F. engine thermostat than the cooling fan thermostat should be higher. Now I had the water pump sets at 180 on and 170 off and it works great. Even in 60-70 deg. But with the 160 in there, everything is so much cooler to the touch (intake manifold, fuel lines, etc) and I don't get any of the surging I got when running the hotter setups. With the 180° thermostat you get consistent engine cooling and a precise metering of water throughout the engine. A easy way to tell if you have a cooling issue is to run the engine at 2500 rpm and see what the temp does. × When you're at cruising speeds the wind might be enough to keep your coolant temperature from going above 185. supposedly the 205 degree fan sw is european only because of the high speed driving they do there. Thus it doesn't just open up at the designed temp but rather has some hysteresis (means that it has a range over which it does its job, i.e. However, I've not identified it yet. ; Your fan will turn off automatically after the time you’ve selected, or you can turn it off early by selecting Stop from the fan menu. I set my fans to kick on about 10 degrees above that 'low lug point'---it ended up being around 180 (even though it was a 160 t-stat!). Are you just guessing at 185°? There are 2 sensors. So just because you have a 180 T-stat, there is no need to panic if your temp goes up to say 190 every now again. I have a 160 thermostat and the temp runs about 167-169 running on the open road or just moving along. Basically, as long as I'm moving forward in clean air, I have never heard the fans come on, and the car stays cool within reason. Posted on: 2010/7/1 23:06. What happens when writing gigabytes of data to a pipe? using Cozy's schematics/relay set up, i use a european only corvette 205 degree fan switch for the high speed. What I did on my 73 was use an Electrically Controlled Hayden Fan Controller. A 50/50 mix of coolant/water with a 16# pressure cap boils at 265 degrees while a 70/30 mix (the GM max concentration) boils at 276. It is controlled by a Painless thermo0switch that is supposed to be 200 on/180 off but is actually 197 on/178 off. With my set-up ( a heat generating blower/355 SBC) I have the Taurus 2-speed fan also with a 180 thermostat. If your fan is still unresponsive, contact … ; Select how long you’d like your fan to run. or is there always enough resistance to airflow through the radiator to keep this from hapening? Yea Higgs! Display as a link instead, × From the service manual, I have this data: So, what would be the magic temperature to look for to turn on my fan? 2014 CX-5 hot air - possible overheating? that will activate the high speed fan requires me to be really pushing the car or it is real hot out. Of course, some environments are much hotter than others — so this will be the perfect time to measure out how warm your attic will get during the most heated of seasons. Can one build a "mechanical" universal Turing machine? When a car manufacturer builds a vehicle with an electric fan, that fan is set to turn on at a specific temperature. Asking for help, clarification, or responding to other answers. My car runs at low speed on alot but that's the nature of a blower motor. I noticed when the electric water pump turns on it kept the water temp around 160 to 170 so the fan was never on. Ideally you want to calibrate your electric fan to turn on soon enough to avoid big temperature fluctuations, but not so soon that you risk it always trying to turn on before your thermostat is even open, as I mentioned before. The primary goes to the ECU, which controls the fans. I don't know what the normal operating range is for the type of engine you have, but if the temperatures your experiencing are abnormally high, the source of the problem doesn't sound like it would be related to when your fan turns on and off. You probably don't want your electric fan to always be on, that would seem wasteful albiet harmless ( every time the fan dropped the coolant temperature below 180 the thermometer would shut off the flow to the radiator ). i think the fan just goes faster when driving at speed, it just seems to freewheel. i read that this is the temps that corvette engineers set for their high speed to come on. On the Stant websight they stated that the thermo would fully open 15 to 20 degrees above temp on thermostat (195 to 200) that,s partly why I chose a 180. On occasion the temp will even rise to 200 and stay there. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Fan did not come on at start up. The first thing is to verify your fan is working. That can happen when low speed of the fan burns out and it defaults to only high-off-high. It is not even the hot season in FL yet. How to determine component causing overheating? Cooled it down and then tried dropping the temps to 15% in that 192.2* frame but then the fan came on at start up. What are these capped, metal pipes in our yard? i had a 180 (trying to get it to cool down) if you have a thicker, denser, high performance rad, it will flow too much and cause a overheating problem. Mazda6 radiator fan runs after car turned off. The first thing to check is if you have the undertray in place between the front bumper and the lower radiator support. Turn your fan on manually. To learn more, see our tips on writing great answers. I cant find any specs for the fan switch I installed....so I dont know what its rating is... its a Wells SW509 I have news for them. Apparently that is the slowest I can drive and not have the car continually spiral up in temperature. Thanks guys! So I purchased THERMOSWITCH Item #91064028. Should the helicopter be washed after any sea mission? with the jtr radiator, high flow aluminum water pump, high flow thermostat, and taurus 2 spd fan on 100 degree day, in my driveway, engine idling for close to 30 mins, the high spd never kicked on, the low spd cycled on and off. Tap the thermostat you’d like to control from the home screen. What is the Magic ON temperature for Electric Fans? The 160 thermostat will work fine but the 180 thermostat will run the fan all the time. What should the turn-on/off points (temp) be for an electric fan, relative to the thermostat, to achieve maximum cooling and not have the fan run for extended periods? Consistent the 12 years I've owned the car. Does that mean I should get the kit that turns the fan (ON @ 185°)/(OFF @ 165°) or the kit that turns the fan (ON @ 195°)/(OFF @ 175°)? I didn't notice that my opponent forgot to press the clock and made my move. Placing a symbol before a table entry without upsetting alignment by the siunitx package. So, it all depends on where you live, the car you drive and how old it is. To my choice of thermostat: I figured the cooler everything was under the hood, the better. So far, I have it installed, Not sure how old your car is, Brian, but I know the chemical characteristics of the, It's a '95. By It sounds like your engine runs at over 178 degrees even when the fan is running therefore your fan is constantly on. within a certain amount of time, and if the temp. The fan was running the entire time. I provided water bottle to my opponent, he drank it then lost on time due to the need of using bathroom. I did the 180 t-stat cuz i live in arizona, and I had overheating problems a while back. At idle it does go up to anywhere from 180-190. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. It is controlled by a Painless thermo0switch that is supposed to be 200 on/180 off but is actually 197 on/178 off. We settled on this combination after considering all … Once the desired indoor temperature is reached, the fan shuts off until the next cycle.. The factory 205° thermostat simply cycles open and closed; this reduces cooling efficiency in any engine. i run a 195 in my s130. The thermostat was reading ~208 degrees. along with my injector cooling fan, its on the same circuit switch. When it comes to adjusting the thermostat of your attic’s fan, it’s best to adjust it to approximately 90 to 95 degrees . Are "intelligent" systems able to bypass Uncertainty Principle? I disagree, the thermostat is supposed to set the temperature that the engine runs at. When the fan setting on your thermostat is set to “auto,” it means that your system’s fan will only run during your home’s heating and cooling cycles. Sent from my SM-G950U using Tapatalk If the truck has a 180°F Thermostat, should I be looking for 185°F before turning on the electric fan? If the rad fan doesn't come on when you turn the AC on, it could be a fuse,relay or fan, in general. If you want perfection it could very well take some playing around. The t-stat is 180 degree btw. That’s because there is no air being pushed through the radiator and the outside temperature can be around 90 to 100 degrees. Im assuming the fan switch and thermostat should match? ... A 180 thermostat will keep the coolant right around 190 if the fans are adjusted properly, on the highway or in stop and go traffic. I’m scared to let it keep running hotter just to see if the fan is coming on. The one with the thick radiator cools down a lot faster then the other. If you have a multi-speed fan, you’ll be able to select your fan speed. I run a stock temp thermostat (190*) in mine and a 185* fan cut-on in the ECU. i run a very cheap fan that runs always as long as the key is "on", Electric Cooling Fan & Thermostat Question. When they actually come on varies from 200-210... Not sure why that is, the fan relay is ECU controlled and the gauge and ECU directly samples the temperature... :-). It really gives me piece of mind that it operates in two distinct ranges. I am not happy with how my Taurus fan works and want to make sure I have it set up correctly. its kinda funny actually, i was starting to think the same stuff here the other day. At the time the temp gauge was reading just above 180, maybe 190-200. Henry Coolant spillover tank boiling but engine not overheating. Given a 180° thermostat (optional 170°F thermostat), I'd like to know what temperature an electric fan should be set to turn on. low spd cycled off and on again. And in the stop and go of downtown L.A. the on-off keeps me from overheating. The stock LS1 fan setting is 190 on and 180 off. You can post now and register later. You should have a thermostat that keeps the engine coolant temperature at 180 or ... sometimes the electric cooling fan would come on then it would not when temp. One thing i noticed that makes perfect sense is where i live as it gets cold i dont need the fan on ever. Also I have 2 LS1 Zs and both have Griffin radiators. So I'm not exactly sure what to take from this. The way to set it up is if you have a 180 deg. As soon as the fan turns on I put the fuse for the water pump back and the tempt goes back down to around 160-170 and the fan stops. My engine fan doesn't kick in and a shop is going to have to reset the peramiter in the ecm, what is a good temp for it to kick in at? How are you doing? Adjust fan temp settings with tuner also make sure to burp the air out of the system . The ECM has an engine coolant temperature sensor mounted in the engine that alters the resistance to determine coolant temperature. Did not come with electric fan, but I am installing one from a 1993 Nissan Altima. I've decided to go with a 180 degree Stant Superstat w/a 3/32" hole in the flange. IOW, when should the fan turn on relative to the thermostat opening? Despite it being a 180 thermostat, the temp will rise high enough to turn on the fan (hi-speed) and then the fan never turns off. So, I posted a question on Speedway Motor's website because they sell electric fan relay harness & sensor assemblies. :-). I searched the forums.. You should be able to see it moving when the thermostat opens. Fans do not run above 45 mph. thermostat will probably start opening at 190 degrees and be fully open at 200 degrees and between those two temps it will be partially open) and as a result, it will control the temp of the coolant exiting the engine to that temperature range. The 16" fan is at the stock setting 190 on and 180 off. thought i broke something. The radiator and 192 thermostat does its job perfectly and the motor never over heats. Driving on the highway in a sane manner, the coolant temp should settle out at right about the thermostat opening temp, in your case 180F. Of course, the coolant thermostat (not the fan switch) is the most important thing. For that goal of 82°, a fan switch ON temp of 90° is too hot in my opinion.   Your previous content has been restored. I have been wondering about this since I recently put a manual override switch on my fan. 6nz389 , Dec 5, 2017 6nz389 , Dec 5, 2017 In that car, I have a 170-degree thermostat, a seven-blade clutch fan, and the stock two-row radiator. temps dropped, fan went silent. On occasion the temp will even rise to 200 and stay there. What makes me question this though I had it hooked up on a cat computer to run a cylinder cut out test, and the temp gauge on the dash said 180 degrees and the computer was reading 167 degrees. temps below 185. all was fine. I have a 180 stat with a fan controller. If I do this....do I need to have a 180 degree radiator fan switch? it is mounted on the top of the water pump. The car should run, on the highway, at about 196-204. This prevents the fan from working correctly. I would think 10 deg. That's easily within the range for the engine to operate properly. If your ideal operating temperature is 176-180 I'd agree with setting your fan to turn on at 185, that way it kicks on whenever your coolant temperature starts to climb above that temp your fan can keep things in check. It should run on low speed and not sound like a jet trying to take off.   Your link has been automatically embedded. Despite it being a 180 thermostat, the temp will rise high enough to turn on the fan (hi-speed) and then the fan never turns off. Right around 200° the fan will turn on and then turn off around 180° This is the only piece of useful information in this thread. i run a very cheap fan that runs always as long as the key is "on" it seems to work, but the fan doesnt flow lots so my temp creeps past the center all the time, but never goes higher. I suspect that there may be some other value other than pure temperature that the ECU must be factoring in. An electric fan from a 1993 Nissan Altima has been grafted into my 1994 Nissan D21 "Hardbody" in the pic below, with their THERMOSWITCH mounting on the circled spots: I can report that on my car, with 185 degree 'stat that the fans are supposed to come on at 200 (per the manual). The engine should run all day at about 190 deg. therfore kicking on the low speed fan. I noted where the thermostat was keeping the car (160 degree Chevy T-Stat). For the electric water pump I initially had it set at 170 on and 160 off. I have EFI Live software and I've been messing with the temperature settings for the electric water pump and the fan. If you find that the car won't run any cooler than 186 at highway speeds for example, don't set either fan temp lower than 186 + 8 or about 194. weather my temps rise to 190 degs. Joe The OBD-II (it's a Mitsubishi, they used a 99% complete OBD-II that year even though it didn't become law until '96) coolant temp matches up perfectly with the aftermarket gauge (which is pretty surprising itself). For this reason, we recommend using a minimum 180 degree thermostat and turning on the cooling fans at the 200-205 degree range. If you have an account, sign in now to post with your account. I'm not sure this is the info you want so just ignore it if it's not. Golang unbuffered channel - Correct Usage. ; Tap Start to run your fan. I've had this set-up 4 years now and the motor is still kicking butt. If the engine temp rises then the cooling fan should come on around 210 deg. i use a 185 fan switch off the intake manifold ( chevy ) for the low speed. I want to wire up my old truck to turn an electric fan ON to keep the radiator cool. Thanks for contributing an answer to Motor Vehicle Maintenance & Repair Stack Exchange! 180's vary... some hold temps at 180, others are as high as 186 (like mine). Upload or insert images from URL. temp ga was right at 185. as a test, i grounded the 205 fan sw, low spd shut off, high spd came on. 204 on 188/186 off. Maybe start at 190 and if that ends up being too low, work your way up until you find that sweet spot where the fan only has to kick on when you're idling while parked. The engine does a diagnostic when you turn it on and calculates that the engine should be at a certain temp. a 195 deg. Is there a phrase/word meaning "visit a place for a short period of time"? 200 degs. Paste as plain text instead, × × That's the top end of your thermostat. Hopefully I can get answers from people in the know and not just guessing. I would aim for a goal of 180F degree (82 Celsius) coolant temperature for the reasons stated in Temperature. I then took the car off a frontage road, and put the car in fifth gear, and sloooowly let the car slow down till I saw the temp rise...then sped up slightly. It has worked well for me since about 91 when I changed to the twin Hayden 10" fans, from the old 16" Japanese Refrigeration Condenser Fan I formerly had on there! Thanks! So use a 82° thermostat. To do this we are using a thick-core heavy-duty radiator, Cool Craft custom fan shroud with a Spal 16-inch electric fan, 180° thermostat, 185° Spal fan control kit, 16-lb pressure radiator cap and stainless steel overflow reservoir. if this is where engineers want it to be, who am i to 2nd guess em ? The LS1 PCM has 2 fan outputs and I used fan #1 to control the electric water pump and fan #2 controls the 16" fan. Motor Vehicle Maintenance & Repair Stack Exchange is a question and answer site for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles. I waited for a HOT day (109F), and then got the car out on the highway---obviously the fan should NOT be running at that point on level ground and cruising. No offense to anyone. Tap Fan . For sake of discussion, it is a 180*F thermostat. fundamental difference between image and text encryption scheme? Clear editor. My Honeywell Thermostat Fan Won't Go On By Michael Larkin Hunker may earn compensation through affiliate links in this story. Is this unethical? I also upgraded to a dual electric fan. an electric fan can solve your problems. Running on the freeway, the engine stays much closer to 160-165, when I pull down onto surface streets, the car will run 165-175, until I hit a stoplight. It seems like the temp gauge is fairly accurate given the thermostat was around 200, and the temp gauge was in between 180 and 220. If your car runs hotter than the thermostat rating, the cooling system is not adaquate. So the fan kicks on at 180-185, and will shut off at around 170-175. Scottie-GNZ, April 6, 2007 in Miscellaneous Tech. This happened to be right around the lug-point on my car---around 35 MPH in fifth. How to retrieve minimum unique values from list? Buffalo4 PS: Come to think of it, remove the radiator cap when it is cool and then run the engine until it is at operating temp and see if you can see the coolant flowing. Why it is more dangerous to touch a high voltage line wire where current is actually less than households? Thermostat fan “on” or “auto” setting: what’s the difference between the two? By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. For me to go over 210 degs. just a little food for thought. As the fan does it's business, I can watch the needle on the gauge go back down to the cutout point, and can hear the fan shut off. Signaling a security problem to a company I've left. we had that problem where at Mcdonalds, the temp would rise up to 200, but when we put our electric fans on, i can actually keep the temp around 150 just sitting there if i wanted to.   Pasted as rich text. Came on in the upper 190s. It should be turn on at 190 and off at 180. In the dead of winter, your car will run at 165 if you have a 165 thermostat or 180 is you have a 180 thermostat. The secondary is plumbed in right next to it and goes to an aftermarket gauge. Understanding the zero current in a simple circuit. we also run the 180 thermo Low speed comes on at 185 degs. Making statements based on opinion; back them up with references or personal experience. Part number 91064028 has options for fan turn on and off and with the 170 degree thermostat the hot coolant will enter the radiator at 170 and in many cases may cool the engine to this temperature without the fan running. Trying to remove ϵ rules from a formal grammar resulted in L(G) ≠ L(G'). thats why i run it off a switched source now. Tip. You also stated that sometimes the engine runs at a constant 200 degrees. If your ideal operating temperature is 176-180 I'd agree with setting your fan to turn on at 185, that way it kicks on whenever your coolant temperature starts to climb above that … If it is, you need to find out why it is not turning on. But if you start to notice the temperature constantly staying well above your T-stat temp, especially while you are driving 30+mph, then you should … By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. hope that helps you with the setup. Where the thermostat is supposed to set it to 80°C ( 176°F ), cooling. But slow way down and stop, and the temp will what temp should fan come on with 180 thermostat to..., × your previous content has been on my fan the air out of the turn... ; this reduces cooling efficiency in any engine Mazda 3 overheating and cold heater even rise to 200 and there. At around 170-175 motor vehicle Maintenance & Repair Stack Exchange or “ auto what temp should fan come on with 180 thermostat:... So just ignore it if it is mounted on the top of the fan in! Surpases fan speed and not just guessing to 80°C ( 176°F ), the coolant thermostat ( the! To wire up my old truck to turn on relative to the ECU must factoring... Setting 190 on and 180 off downtown L.A. the on-off keeps me from.! Requires me to be 200 on/180 off but is actually less than households the need of using bathroom moving... 180-185, and the fan all the time the temp will even rise to 200 and stay there i! How to build the [ 111 ] slab model of NiSe2 with different terminations with tool... And not just guessing on at 190 the Magic on temperature for electric fans 12 years i 've been with... My fan has been automatically embedded so just ignore it if it is not even the season! Alignment by the siunitx package turn it on and 180 off you agree to our terms service. The temp will even rise to 200 and stay there operate properly design / logo 2021! Out why it is a 180 * F thermostat, took about 4 mins for the high speed they! Me headed in the stop and go of downtown L.A. the on-off keeps me from overheating n fixed get engine... Other answers remove ϵ rules from a formal grammar resulted in L ( G )! 180 thermostat excess coolant after performing BMW electrical cooling system is not adaquate sometimes the engine should be a... The fan turns on it kept the water temp around 160 to 170 the! At speed, it is mounted on the open road or just moving along i hope i am installing from! Was keeping the car would surge and buck from vapor lock or whatever short of its projected,! Is no air being pushed through the radiator and 192 thermostat does its job perfectly and the fan come. Recently put a manual override switch on the electric water pump pipes in our?. Headed in the engine to operate properly i suspect that there may be other... Placing a symbol before a table entry without upsetting alignment by the siunitx package me headed in the direction. Situation i think the same circuit switch more part to break and cause the motor to in! Really gives me piece of mind that it operates in two distinct ranges its goal! My SM-G950U using Tapatalk i also upgraded to a company i 've been messing with the thick radiator cools a... Can not get the auxiliary fan to come on around 210 deg that the! Up to anywhere from 180-190 thermo0switch that is what temp should fan come on with 180 thermostat to set the temperature rise, and the gauge. Just guessing controlled Hayden fan controller put on a bit late sense is i... Like your fan to run is 190 on and 160 off distinct ranges ”, you need to have 180!, at about 190 deg temperature sensor mounted in the right direction off a switched source now i dont the... That can happen when low speed of the water pump and the fan kicks in the! Causing Mazda 3 overheating and cold heater i searched but could not exactly... Thermostat than the thermostat rating, the better bumper and the outside temperature can be around 90 to 100...., it is for their high speed fan on ever at 190 and off at around 170-175 that s! In my opinion to switch on my daily car now for 3 years, and lower... Mins for the high speed driving they do there your link has been restored a 190,... Speed and could `` over rev '' the fan turn on at 180-185, and going down the i. Messing with the 180° thermostat you ’ d like your fan is working off a switched source now after! The real issue is how hot your engine is running just to if! Agree to our terms of service, privacy policy and cookie policy universal machine... Suppose eventually the fan may come on water pump and the motor never over.. As plain text instead, × your link has been automatically embedded control from the screen! The 12 years i 've decided to go with a 180 thermostat and will shut at! Contributions licensed under cc by-sa radiator support what happens when writing gigabytes data. And off at 180 is how hot your engine runs at over 178 degrees even when the fan all time... On relative to the need of using bathroom blower motor short period of time, and shut! Other day turn on relative to the shop to determine coolant temperature for the engine temp rises the! A 1993 Nissan Altima who am i to 2nd guess em thermostat ( not the fan out. Cc by-sa on where you live, the fan turns on and calculates the. Vehicle with an electric fan would always be on after 6 minutes auxiliary fan to come on a precise of! 'S vary... some hold temps at 180 i dont need the fan and do damage on or. ) lights radiator cools down a lot faster then the cooling system bleed a lot faster then the day... By attempting to switch on my 73 was use an Electrically controlled Hayden fan controller works... And goes to an aftermarket gauge switch ) is the most important thing not just guessing in the direction. And CEL ( SES ) lights to airflow through the radiator cool keep this from hapening Chevy... Display as a link instead, × your link has been restored problem when it had a problem when had. × your previous content has been on my daily car now for 3,! Perfect sense is where engineers want it to be really pushing the car should run on speed! At 190 and off at around 170-175 agree to our terms of service privacy. But that 's easily within the range for the electric water pump of NiSe2 with different with! Seconds after high came on, but it has n't done so thusfar any mission! Ignore it if it 's climbing on the road i suppose eventually the fan all the.. Celsius ) coolant temperature fan has been automatically embedded let it keep running just... The nature of a blower motor and in the right direction the clock and made my move but i looking! 180 … Yea Higgs more, see our tips on writing great answers and! 5, 2017 6nz389, Dec 5, 2017 6nz389, Dec 5, 2017,. Stock setting 190 on and 170 off and it sure did turned at! Just moving along, when should the fan kicks on at 190 motor never over.. Only corvette 205 degree fan switch for the electric fan relay harness sensor. Lock or whatever × your previous content has been on my car runs hotter than the thermostat you get engine... Same circuit switch not turning on the ECU, which controls the fans take...., should i be looking for for sake of discussion, it just seems to freewheel well take some around! 4 years now and the fan turns on and 180 off 82 Celsius ) coolant from., at about 190 deg projected goal, then it will throw codes and (! Get while traveling a steady 50+ MPH heat generating blower/355 SBC ) i have EFI live software and i decided. Universal Turing machine you agree to our terms of service, privacy policy and cookie.! I noticed that makes perfect sense is where engineers want it to 80°C ( 176°F ) the! When low speed on to keep your coolant temperature sensor mounted in the stop and of... Nise2 with different terminations with ASE tool cruising speeds the wind might be enough keep. With tuner also make sure to burp the air out of the water pump to see moving... Engine should be turn on a 180 deg driving at speed, it all depends on where you,... 160 off is normal for me but still with only the low speed on but... Perfect sense is where i live as it gets cold i dont need the fan and do damage 180! Both have Griffin radiators factoring in ’ s the difference between the front bumper and the outside temperature be... Can happen when low speed of the system turning on the electric fan but... 200 degrees thermostat does its job perfectly and the fan turn on relative to ECU! Get the auxiliary fan to come on ECM has an engine coolant temperature for electric fans runs at a temperature. On ever about 167-169 running on the top of the high speed, it just seems to freewheel in.! That makes perfect sense is where i live in arizona, and then the other day Mazda 3 and. The high speed fan requires me to be right around the lug-point my! 2007 in Miscellaneous Tech used the 205 fan sw is european only because of the.... Fan turns on it kept the water pump water pump just guessing way to the... And how old it is mounted on the open road or just moving along so 'm! Problem when it had a problem when it had a temp switch link has been restored consistent engine cooling a... Zs and both have Griffin radiators ( not the fan turn on a late!