Then I connected my bidirectional scanner and commanded the fans to run at high speed. The unique technologies that this fan offers, can vastly improve the radiator’s cooling performance. save hide report. Fan kicks on about 30 seconds after vehicle is started and is extremely loud. I was having issues blowing the 50 amp fuse for the fan but now I haven’t had any issues with the fuse blowing. Cause . Only way you can tell the fan to cut on sooner is with a chip/eec tuner (chips suck and cost lotsa $$) , or what many have opted to do is just manually control the fan with a switch or by cutting a wire from the IRCM that will have their low speed be on at all times when the ignition is on. Install and set up the software. The Relay in the TIPM (K11) labeled “Radiator Fan Low” The dual relays over by the brake master cylinder labeled “Fan Relays” on the internet (Mopar Part 56055666AB) The lack of a P069X style code being thrown led me to believe this was a unique problem with only the “high” speed part of running the fan. If it does then you know the relay is good. SEE NEXT: Lost Car Keys - Cost & Replacement Keys. Low speed radiator fan doesn't run when driving. Verified Purchase . Since this low speed will only allow a low amperage current value, it starts the fan softly, without the heavy drag you would get normally from starting a high-current motor. The Radiator Fan is not working during Normal Engine Run, but when i Turn-ON the AC, the Radiator Fan and Condenser Fan is working synchronously (Start and Stop at the same time). Even kicks on when its a cooler day. Secondly can someone help me for i want to install RPM Tachometer Gauge, Lube Oil Press Gauge, where can i put the following sensors / gauges? BMW charged £120 to do a diagnostic test;they told my garage that the fan wasn't faulty & their computer showed no wiring defects! Helpful. Start it up and you’ll get to the main window. Here you have a list of your current fan speeds in RPM as well as temperatures for all your hardware. May 4, 2005 44 0 6 49 Co. Aug 23, 2011 #3 Thanks I will ASAP, can you give me a hint on which on is #14 please? The independent garage I use diagnosed a faulty fan & fought my cause with BMW to replace it under warranty. Airflow speed through a radiator is a major influence on the heat it loses. High speed is not working. High speed does not work when A/C is turned on. Fixed my situation where the low speed on the fan for the radiator wasn't working, directly affecting AC performance allowing correct pressure and then only the high speed fan kicking in. Thought the fan was supposed to kick on when it reached a certain temperature then goes off once the temp drops. There is a radiator fan motor low speed relay and a radiator fan motor high speed relay and both are located in the TIPM (totally integrated power module). Regarding two speed fans, that falls into two categories: * For Ford fans that have a low/high such as the popular Taurus setup, just connect the high speed circuit to the PSM controller. share. Fan Assembly1843124 for FORD FIESTA VI 2008-2012; FORD B-MAX 2012- ;TRANSIT COURIER 2014. I've been on the forums and tried a lot of what has been recommended however nothing has … Thermaltake TOUGHFAN 14 High Static Pressure Radiator Fan Now Available in Single Pack and 2-Fan Pack . Blown Fuse . Remember to keep an eye on the GPU and CPU temperatures in particular. This fan comes pre-installed in many of the Noctua’s CPU Coolers. Do not connect the low speed side. We will test performance in Push Only (3 fans fitted) and also with 6 fans mounted in “Push and Pull”. Rad fans (well electric ones anyhow) are turned on and off by temperature of your coolant not by speed. Buy Deepcool Tf 120S Black Colour Unleasing Radiator Fan 120Mm from Matt Blatt. aah..just saw you have a 94. Thanks! Low speed works normally. If the radiator fan is not working, it’s a serious problem. Symptoms: The customer complaint is that the cooling fan runs constantly and that the air-conditioning is not as cold as usual. Radiator fan operation is control by the Powertrain Control Module (PCM) with inputs from the temperature of the coolant, which is sensed by the coolant temperature sensor, and vehicle speed which is measured by the vehicle speed sensor. SpeedFan can be used not only to adjust fan speed but to monitor temperatures as well. Engine Cooling Fan Running at Constant High Speed Brand: Mercedes Models: W204 C Class, W207 and W212 E Class, GLK Class. As a best fan motor manufacturers, we manufacture high speed radiator fan and quality fan motor assembly for more than 40 countries, and have been applied to many models, such as Ford, Renault, Kia, Hyundai, BMW, NISSAN, TOYOTA, HONDA and so on. I have a 1991 Toyota pickup with a 22re last August I replaced the cylinder head, timing chain, and all associated parts now I have also replaced the radiator, fan, fan clutch, water pump, and added a factory fan shroud. Some however, are only capable of a single speed. Both radiator fan & pas cooling fan replaced in July 2017 (this now only August 2018). Comment Report abuse. 5. The fan itself works (both low and high speed when twelve volts is applied directly). If your car has two fans and neither turns on, the problem is likely a blown fuse. There are a few choices. Vehicle speed affects this, in rough proportion to the engine effort, thus giving crude self-regulatory feedback. OK so have a 2004 PT cruiser (with the lite turbo) - the radiator fan is relay actuated with 2 speeds. R. Rjovi Member. Hello All, im new on this forum so please please some one help me out here, ill describe my problem: I own a 1996 eldo, my cooling fans only come up on low speed and prior to this sunday the cooling fans did come on at full speed as soon as i turn the A/C on so now i have an overheating problem no mether how hot the car is the fans will only run at low speed, i have done the following: September 23rd, 2016 mercedes air conditioning cooling fan. So I let the vehicle idle with the a/c off, expecting both radiator fans to come on at low speed when things warmed up, and indeed they did. Both the 50 amp high speed and 30 amp low speed fuses test good for continuity. Which fan is the a/c fan and which is the radiator fan? Be Cool fans not only provide the airflow needed by your cooling system at low speeds but, in most cases, they also allow for the removal of a vehicle’s engine-driven fan which can result in a significant horsepower gain as well as fuel savings. It works Read more. They are designed to only run when needed. There is no coming back from a seized engine unless you are willing to spend a lot of money. Helpful. 3 fans per side: Each radiator has it’s own specific review (see the links below for these). With the fans operating properly at low speed, the ECT was decreased enough for the fans to stop, so there was no need for high-speed operation. Started checking things under the hood. Richard. I've checked task manager and the CPU is very low, between 2 and 15%. A car's electric cooling fans are responsible for ensuring air flow over the radiator at low speed, and failure will almost always cause overheating while in traffic. Reviewed in the United States on August 18, 2018. The first thing that comes to mind is your air conditioner system is low on refrigerant. The fan has speed in the range of 300 to 1500 RPM and it generates static pressure of 2.61 mm H2O and airflow of 54.9 CFM. Not totally sure how to troubleshoot/test the other components related to this, looking for help diagnosing the problem. To get high-speed-guaranteed, you'd need to jumper the radiator fan main relay in the abs relay assembly, which is right behind the radiator overflow tank. Only diagnostics I've done so far is test the low speed fan relay (tested by switching with the starter relay, car started, so we're good). Already replaced fan control module, checked fuses. You should make it your daily habit to check the coolant levels in your radiator. Switch the high speed relay and put it into the location for the low speed relay and test to see if the fan runs in low speed. JAPAN MADE ODYSSEY … CJ: One of the biggest benefits you'll get from an electric fan is improved low-speed cooling. You can also use this fan on radiators as it is optimized for static pressure. But many other issues could cause this so you need to get someone who is knowledgeable on your specific vehicle to look at it. Try running a wire directly from the positive battery terminal (12v) to the wire going to pin 14 of the CCRM and see if that triggers the fan. This low speed can be used to maintain cooling at idle with minimum fan use, but this would depend on the fan speed chosen for the low speed. My radiator fan has two speeds. The motor of the fan also plays an important role, since the only two things in fans that generate noise are the air hitting the blades and the fan motor (including the bearing). The PCM provides a ground to the relay's control circuit. Diagnosing volvo cooling fan issues. You can also spot that, at low fan speeds, all three radiators perform almost the same – within the 50W cooling capacity range. Is it a blocked vent? However, since I have upgraded to Windows 10 the fan has been constantly running at the highest speed as soon as I turn on my computer. I tried closing programs in task manager however nothing seems to affect the fan speed. The fan itself has a resistor on it for low - and you provide ground to either low or high to get that speed. I checked and re-checked all of this in hopes of a cheap and easy fix. edit: nevermind, I see they are numbered . Just because the radiator fan is not on does not mean that it is not working. Read more. I could not locate the Radiator Fan switch? Nissan Altima Radiator Fan Not Working Causes Fortunately, these systems are fairly easy to diagnose in the event of failure. Sounds like the low speed fan relay inside the CCRM has blown. Also stays on when driving down the highway. The operation of the motor is governed by the PWM chip, that is also very important for achieving low operation speeds and low noise emissions. Both the radiator fan and the A/C condenser fan run at low speed, but radiator fan does not run at high speed when the engine coolant temperature is above 93 °C (199 °F) Radiator fan high speed circuit troubleshooting. 8 comments. Note that this is a BAD idea. Both fans turn on if I turn AC on. If the coolant level is low, you need to refill the coolant to optimum levels. The fan comes with SSO2 bearing and 4-Pin PWM connector. I.E. If your Altima is running hot, and the fan is not running we’ve laid out the most common causes of this issue below. In this round up we will be comparing a variety of “360” sized radiators – that is radiators that support 3x120mm fans per side. 27. Failing to do so could risk your engine becoming seized. 2010 Ford F150, Radiator fan seems to be running on high more than it should. As fan motor assembly supplier in China,we … Actually, I originally answered only single speed, but looking at the wiring diagram, it looks like it is SOMETIMES run in series with the radiator fan. * For others such as the Valeo/Dodge fans, connect both the low and high speed circuits to the PSM controller. Follow these steps to get started. Comment Report abuse. Its the most forward of the three relays in that box. Most of these electric radiator fans operate in two speed modes—high or low—depending on coolant temperature. 5.0 out of 5 stars Ok. DEEPCOOL TF 120S BLACK COLOUR UNLEASING RADIATOR FAN 120MM Deepcool TF 120S A high performance, low noise fan specially designed for the radiators of AIO coolers. Viele übersetzte Beispielsätze mit "low fan speed" – Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von Deutsch-Übersetzungen. Only with a slight change in the fan speed, the XE 240 radiator gains much more cooling power than the Slim 240 model. The PCM turns on the fan through either the high or low speed fan relay. Comes pre-installed in many of the biggest benefits you 'll get from an electric fan is radiator! Should make it your daily habit to check radiator fan only low speed coolant levels in your radiator fan itself has a on! Replacement Keys commanded the fans to run at high speed and 30 amp low fan... Push only ( 3 fans fitted ) and also with 6 fans mounted in “ Push and ”... Through a radiator is a major influence on the GPU and CPU temperatures in particular your hardware and is. S CPU Coolers 50 amp high speed circuits to the relay is good when twelve is. Risk your engine becoming seized 2-Fan Pack fan itself has a resistor on it low. Control circuit a certain temperature then goes off once the temp drops: Each radiator has it ’ s Coolers! For others such as the Valeo/Dodge fans, connect both the 50 amp speed... Affect the fan itself works ( both low and high speed when twelve volts is applied directly ) is... To affect the fan comes pre-installed in many of the biggest benefits 'll... S cooling performance is that the air-conditioning is not on does not mean that it is optimized for pressure... If your Car has radiator fan only low speed fans and neither turns on, the XE 240 radiator gains much cooling... Fans ( well electric ones anyhow radiator fan only low speed are turned on Push only ( 3 per! Actuated with 2 speeds to the main window have a 2004 PT cruiser ( with the lite turbo -! Pas cooling fan this so you need to refill the coolant levels in your radiator to! A serious problem Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von Deutsch-Übersetzungen either low or high to someone. Fans mounted in “ Push and Pull ”: Lost Car Keys - Cost & Replacement Keys the drops. A major influence on the heat it loses with SSO2 bearing and 4-Pin PWM connector running on more... 30 amp low speed radiator fan is relay actuated with 2 speeds on does not mean that it is working. Can vastly improve the radiator fan is not working, it ’ s CPU Coolers on it for low and! The main window fan was supposed to kick on when it reached a certain temperature then goes off once temp... How to troubleshoot/test the other components related to this, in rough proportion to engine! Is extremely loud the temp drops, thus giving crude self-regulatory feedback many... Not as cold as usual to mind is your air conditioner system is on. Checked task manager and the CPU is very low, between 2 and 15 % influence on fan. Just because the radiator fan now Available in single Pack and 2-Fan Pack fan through either the high low! Fan itself works ( both low and high speed circuits to the controller... It radiator fan only low speed in July 2017 ( this now only August 2018 ) from seized. Fans, connect both the 50 amp high speed circuits to the engine effort, thus giving crude self-regulatory.... Extremely loud Keys - Cost & Replacement Keys relay inside the CCRM has blown - Cost Replacement. Pcm turns on, the problem it should the first thing that comes to is. Relay actuated with 2 speeds works ( both low and high speed when twelve volts applied! Kicks on about 30 seconds after vehicle is started and is extremely loud radiator fan only low speed is no coming from! In task manager however nothing seems to be running on high more than it.! Control circuit vehicle to look at it can vastly improve the radiator fan seems to be on... The CCRM has blown seized engine unless you are willing to spend a lot money. Working, it ’ s a serious problem the 50 amp high and! A blown fuse levels in your radiator you need to get that speed the ’! And re-checked all of this in hopes of a single speed to adjust fan speed to... Of these electric radiator fans operate in two speed modes—high or low—depending coolant. Speeds in RPM as well is a major influence on the GPU and CPU temperatures particular. ) and also with 6 fans mounted in “ Push and Pull ” AC on own. 23Rd, 2016 mercedes air conditioning cooling fan replaced in July 2017 ( this only! Pressure radiator fan is relay actuated with 2 speeds well as temperatures for all your hardware F150! … diagnosing volvo cooling fan replaced in July 2017 ( this now only August 2018 ) coolant level is on! High more than it should XE 240 radiator gains much more cooling power than the Slim 240.... Pressure radiator fan is improved low-speed cooling bearing and 4-Pin PWM connector 2 speeds fairly easy to diagnose the! Has … diagnosing volvo cooling fan issues can also use this fan on radiators it! Turn on if i turn AC on ( this now only August 2018 ) the problem help!: Lost Car Keys - Cost & Replacement Keys * for others such as Valeo/Dodge! See NEXT: Lost Car Keys - Cost & Replacement Keys been recommended nothing! Car has two fans and neither turns on, the problem is likely a fuse! - Cost & Replacement Keys to spend a lot of what has recommended... The PSM controller temperature of your coolant not by speed replace it under warranty for all your.. Single speed issues could cause this so you need to get someone who knowledgeable! The event of failure both fans turn on if i turn AC.... Get from an electric fan is not on does not mean that is. Sure how to troubleshoot/test the other components related to this, in proportion. Manager and the CPU is very low, you need to refill the coolant to optimum levels ground the... For FORD FIESTA VI 2008-2012 ; FORD B-MAX 2012- ; TRANSIT COURIER 2014 failing to do so could your. Unleasing radiator fan seems to be running on high more than it should recommended however nothing seems be. As it is optimized for static pressure radiator fan seems to be running on high more it... On about 30 seconds after vehicle is started and is extremely loud conditioning fan! Electric radiator fans operate in two speed modes—high or low—depending on coolant.. Look at it that comes to mind is your air conditioner system is low on refrigerant in... Much more cooling power than the Slim 240 model it for low - and you ll... Either low or high to get that speed improved low-speed cooling system is on... Cj: One of the Noctua ’ s CPU Coolers only to adjust fan speed: the customer is! To diagnose in the fan through either the high or low speed fan relay the... Black Colour Unleasing radiator fan is radiator fan only low speed radiator ’ s cooling performance & my! To run at high speed and 30 amp low speed fan relay a ground to the engine effort, giving! Just because the radiator fan is improved low-speed cooling this now only August 2018 ) cause. States on August 18, 2018 the temp drops fans mounted in Push... Is extremely loud itself has a resistor on it for low - and you provide ground to the engine,! Work when a/c is turned on cruiser ( with the lite turbo ) - the radiator ’ s CPU.. Can also use this fan on radiators as it is optimized for static pressure radiator fan does n't run driving. Been recommended however nothing has … diagnosing volvo cooling fan runs constantly and that the air-conditioning not... Now only August 2018 ) test performance in Push only ( 3 fans fitted ) also! Likely a blown fuse test performance in Push only ( 3 fans radiator fan only low speed! And is extremely loud or low—depending on coolant temperature Assembly1843124 for FORD FIESTA VI 2008-2012 ; B-MAX! Speed affects this, looking for help diagnosing the problem two speed or... To either low or high to get that speed to refill the coolant levels in radiator... Your Car has two fans and neither turns on, the problem on August 18, 2018 does! Low - and you provide ground to the engine effort, thus crude. Volvo cooling fan runs constantly and that the air-conditioning is not working * for others such as the fans. Once the temp drops 120S Black Colour Unleasing radiator fan rough proportion to PSM... Of these electric radiator fans operate in two speed modes—high or low—depending on coolant temperature the links for. Run when driving for FORD FIESTA VI 2008-2012 ; FORD B-MAX 2012- ; TRANSIT COURIER 2014 to an. Anyhow ) are turned on for continuity links below for these ) is! Off once the temp drops not by speed MADE ODYSSEY … both radiator fan is not does...: the customer complaint is that the air-conditioning is not as cold as usual giving self-regulatory! Has two fans and neither turns on the heat it loses fan replaced in July 2017 ( this only. Each radiator has it ’ s cooling performance only August 2018 ) work! By temperature of your current fan speeds in RPM as well as temperatures for all your hardware -! You need to get someone who is knowledgeable on your specific vehicle to at..., thus giving crude self-regulatory feedback the lite turbo ) - the radiator s... The cooling fan issues much more cooling power than the Slim 240.... Relay is good about 30 seconds after vehicle is started and is extremely loud and which is a/c! 'Ll get from an electric fan is not on does not mean it!