20 Best Car Cooling Fan Switch [2024]

Are you looking for the best Car Cooling Fan Switch? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Car Cooling Fan Switch.

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1 Cooling Fans Rocker Switch 5Pin Laser On/Off Blue LED Light 20A/12V 10A/24V Toggle Switch with... Cooling Fans Rocker Switch 5Pin Laser On/Off Blue LED Light 20A/12V 10A/24V Toggle Switch with...
2 Fan Temperature Switch 3/8' 185 Degree On 175 Degree Off, Automotive Electric Cooling Fan Switch,... Fan Temperature Switch 3/8" 185 Degree On 175 Degree Off, Automotive Electric Cooling Fan Switch,...
3 Fan Thermostat Temperature Switch with 3/8' Pipe Thread, 185 to 175 Degree Electric Engine Cooling... Fan Thermostat Temperature Switch with 3/8" Pipe Thread, 185 to 175 Degree Electric Engine...
4 Amazingli 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temperature Sensor Switch Amazingli 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temperature Sensor Switch
5 Cooling Fans - Blue - Laser Etched Toggle Switch 20A 12V - Vertical Rocker Switch 5-Pin DPST Cooling Fans - Blue - Laser Etched Toggle Switch 20A 12V - Vertical Rocker Switch 5-Pin DPST
6 Fan Thermostat Temperature Switch 3/8' 185 Degree On 170 Degree Off Electric Cooling Engine Fan... Fan Thermostat Temperature Switch 3/8" 185 Degree On 170 Degree Off Electric Cooling Engine Fan...
7 Dual Electric Cooling Fan Wiring Install Kit 185 Degree On 165 Off Engine Fan Thermostat Temperature... Dual Electric Cooling Fan Wiring Install Kit 185 Degree On 165 Off Engine Fan Thermostat...
8 A-Premium Radiator Fan Switch Compatible with Honda Accord 94-04 Civic 92-05 CR-V 97-06 ELement... A-Premium Radiator Fan Switch Compatible with Honda Accord 94-04 Civic 92-05 CR-V 97-06 ELement...
9 Fan Thermostat Temperature Switch, 195 to 210 Degree Electric Engine Cooling Fan Thermostat Temp... Fan Thermostat Temperature Switch, 195 to 210 Degree Electric Engine Cooling Fan Thermostat Temp...
10 185-200 Degree Electric Cooling Fan Thermostat Kit Electric Fan Relay Kit Temp Sensor Temperature... 185-200 Degree Electric Cooling Fan Thermostat Kit Electric Fan Relay Kit Temp Sensor Temperature...
11 FAERSI 175-185 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch 40... FAERSI 175-185 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch...
12 FAERSI Fan Thermostat Temperature Switch 185 to 175 Degree Electric Engine Cooling Temperature... FAERSI Fan Thermostat Temperature Switch 185 to 175 Degree Electric Engine Cooling Temperature...
13 Universal Fan Thermostat Temperature Switch, 210 to195 Degree Electric Engine Cooling Fan Thermostat... Universal Fan Thermostat Temperature Switch, 210 to195 Degree Electric Engine Cooling Fan...
14 Standard Motor Products TX37T Radiator Cooling Fan Switch Standard Motor Products TX37T Radiator Cooling Fan Switch
15 Fan Temperature Switch 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temp Sensor Switch... Fan Temperature Switch 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temp Sensor...
16 FAERSI 185-200 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch 50... FAERSI 185-200 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch...
17 PartsSquare 185 to 200 Degree Electric Engine Cooling Fan Thermostat Switch 3/8' Pipe Thread NPT PartsSquare 185 to 200 Degree Electric Engine Cooling Fan Thermostat Switch 3/8" Pipe Thread NPT
18 PartsSquare 175-185 Degree Electric Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 50... PartsSquare 175-185 Degree Electric Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40...
19 Beck Arnley 201-1650 Thermo Fan Switch Beck Arnley 201-1650 Thermo Fan Switch
20 16 Inch Electric Radiator Cooling Fan Mounting Kit & 175-185 Degree Thermostat Relay Switch Kit... 16 Inch Electric Radiator Cooling Fan Mounting Kit & 175-185 Degree Thermostat Relay Switch Kit...
Bestseller No. 1
Cooling Fans Rocker Switch 5Pin Laser On/Off Blue LED Light 20A/12V 10A/24V Toggle Switch with...
  • [Design Style]: FABOOD F 5 Pin on-off Rocker Switch is SPST designed(Single pole single throw) switch, Black hard surface rocker, All symbols are...
  • [Cool illuminated light]: Built-in two premium LEDs Emits soft light to illuminate the patterns, easy for you to find the switch in the dark.
  • [Sturdy and durable]: Made of high-quality ABS and well-conductive pins; durable, water resistant, it come along with a set of jumper wires, simple to...
  • [Wide Application]: Standard 5 Pin switch, rated at DC 12V/20Amp and DC 24V/10Amp, Fits for most car, SUV, ATV, UTV, 4X4, motorcycle, truck, Jeep,...
  • [What You'll Get]: 2 YEAR QUALITY GUARANTEE for Genuine FABOOD F 5 Pin Rocker Switch and Lifetime Friendly Customer Service. Package included : 1x 5...
Bestseller No. 2
Fan Temperature Switch 3/8" 185 Degree On 175 Degree Off, Automotive Electric Cooling Fan Switch,...
  • [Fits Most Engines]: 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273...
  • [High-efficiency Fan Thermostat Temperature Switch]: The switch will activate your fan when the temperature es 185 degrees(F) and turn off at...
  • [Specification]: Thread size: 3/8 inch, spanner size: 17, dimensions: approx. 6 x 2.5cm; Come with a hexagonal nut, easy to install
  • [Durable Aluminum Material]: Made of high quality aluminum, the fan control thermostat switch is anti-corrosion and very durable in using, ensure...
  • [Ease of use]: Direct replacement part for original blower motor resistor, this radiator fan sensor switch perfectly fits for any of 10, 12, 14, and...
Bestseller No. 3
Fan Thermostat Temperature Switch with 3/8" Pipe Thread, 185 to 175 Degree Electric Engine Cooling...
  • 【Ease of use】: Direct replacement part for original blower motor resistor, perfect fits for any of 10, 12, 14, and 16 inch fans including dual...
  • 【High-efficiency Fan Thermostat Temperature Switch】: Turns your electric engine cooling fan on at 185 degree and off at 175 degree
  • 【Fits most engines】: 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M...
  • 【Strong & rust-free metal】: Crafted with high quality steel, come with hexagonal nut, sending Unit Thread Size: 3/8 inch; Spanner Size; 17....
  • 【What You Get】: Yosoo fan thermostat temperature switch, Yosoo worry free guarantee and friendly customer service
Bestseller No. 4
Amazingli 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temperature Sensor Switch
  • Low Power Consumption and Low Temperature
  • 50 AMP relay, 48" of wiring 12-18 gauge. Fan On Temperature (F): 200 degrees F, Fan Off Temperature (F): 185 degrees F
  • For 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 engine
  • For 318 340 360 361 383 400 413 426W 440 455 330 326 engine
  • Package Includes: 1pc 200 to 185 Degree Engine Cooling Fan Thermostat Switch
Bestseller No. 5
Cooling Fans - Blue - Laser Etched Toggle Switch 20A 12V - Vertical Rocker Switch 5-Pin DPST
  • 5-PIN On/Off ROCKER SWITCH with DPST design (Double Pole Single Throw), Quick and Simple installation, freely turn on and off your accessory.
  • ILLUMINATED SWITCH: built-in two premium LEDs emits soft light to illuminate the patterns, easy for you to find the switch in the dark
  • DURABLE: made of high-quality plastic and well-conductive pins; laser-etched pattern that won't fade away
  • WIDE APPLICATION: Industry standard Rocker Switch that can be used to control Strobe/Emergency Lights in Trucks, Cars, Boats, UTV’s, ATV’s,...
  • Marine-grade Construction and IP66 Waterproof: It fits easily into high-quality Aluminum panel, Scratch-proof, and Corrosion Resistant, with rubber...
Bestseller No. 6
Fan Thermostat Temperature Switch 3/8" 185 Degree On 170 Degree Off Electric Cooling Engine Fan...
  • This cooling fan fan thermostat temperature switch activates your fan when the temperature reaches 185 degrees and turns off at approximately 175...
  • Compatible for 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340...
  • 170-185 degree electric fan thermostat relay switch kit for your cooling system, It is a NPT 3/8" thread.
  • Electric fan switch temp switch made of high quality aluminum, anti-corrosion and durable, ensure maximum strength and durability for long lasting...
  • Please carefully check your vehicle model before purchase. If you have any problems with the fan thermostat temperature switch, simply contact us...
Bestseller No. 7
Dual Electric Cooling Fan Wiring Install Kit 185 Degree On 165 Off Engine Fan Thermostat Temperature...
  • Ⓞ Works for: 2 x 8 inch Fans 2 x 10 Inch Fans 2 x 12 Inch Fans 2 x 14 Inch Fans Single 8 Inch Fan Single 10 Inch Fan Single 12 Inch Fan Single 14...
  • Ⓞ This kit includes a waterproof relay, 3/8" (or1/2")NPT thermostatic switch (185* on / 165* off), and fuse block. For single fan setups....
  • Ⓞ Scorpion 12 volt Electric Fan Wiring Harness, Relay, Sending Unit & Circuit Breaker 12V
  • Ⓞ These are perfect to use to turn your Electric Cooling Fan on & off
  • Ⓞ The 40 Amp Relay Helps take the Load & Aids in Starting the Fan with less Amps Also includes an Overload Circuit Breaker
Bestseller No. 8
A-Premium Radiator Fan Switch Compatible with Honda Accord 94-04 Civic 92-05 CR-V 97-06 ELement...
  • 【Vehicle Fitment】Compatible with Acura CL 1997-2003(Engine Mounted; On Thermostat Housing), Integra 1992-2002(On Thermostat Housing), MDX...
  • 【Reference Number】37760P00003, 37760P00004, 37760PHM004, TS295
  • 【Specification】Premium quality Radiator Fan Switch for exceptional durability; Meets OE performance requirements; Utilizes the latest in design...
  • 【Directly Fit】OE Replacement Brand New Radiator Fan Switch. Please enter your vehicle information in the top left corner to confirm the vehicle...
  • 【Buy with Confidence】1 Year Unlimited-mileage Quality Guarantee---We extremely value your satisfaction and strive to provide you good shopping...
Bestseller No. 9
Fan Thermostat Temperature Switch, 195 to 210 Degree Electric Engine Cooling Fan Thermostat Temp...
  • [Ease of use]: Direct replacement part for original blower motor resistor, perfect fits for any of 10, 12, 14, and 16 inch fans including dual fans
  • [High-efficiency Fan Thermostat Temperature Switch]: Turns your electric engine cooling fan on at 200 degree and off at 195 degree
  • [Fits most engines]: 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273...
  • [Strong & rust-free metal]: Crafted with high quality steel, come with hexagonal nut, sending Unit Thread Size: 3/8 inch; Spanner Size; 17....
  • [What You Get]: Yosoo fan thermostat temperature switch, Yosoo worry free guarantee and friendly customer service
Bestseller No. 10
185-200 Degree Electric Cooling Fan Thermostat Kit Electric Fan Relay Kit Temp Sensor Temperature...
  • This electric cooling fan thermostat kit is set up to turn your electric fan on at 200 degrees and shut off at 185 degrees and will work with any 12...
  • Compatible for 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340...
  • 185-200 degree electric cooling fan relay kit for your cooling system. Sending Unit Thread Size: 3/8-18 NPT, Voltage: 12 V.
  • Package included a 50 AMP relay, thermostat, ciruit breaker, wiring harness, temperature switch,terminals and mounting screws.
  • Please carefully check your vehicle model before purchase. If you have any problems with the electric fan relay kit, simply contact us anytime!
Bestseller No. 11
FAERSI 175-185 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch 40...
  • 【COMPATIBLE VEHICLES】 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M...
  • 【DIRECT FIT & EASY INSTALLATION】This kit includes everything you'll need to hook up to your fan, includes a brass adapter to install the sending...
  • 【Premium Quality】New 175-185 degree electric fan thermostat relay switch kit for your cooling system, sending Unit Thread Size: 3/8-18 NPT,...
  • 【WORKING】This kit is set up to turn your electric fan on at 185 degrees and shut off at 175 degrees and will work with any 12 volt system.
  • 【NOTE】1 Year No-worry Warranty - Every product must take inspected and tested multiple times before the shipment, if you get any problems with our...
Bestseller No. 12
FAERSI Fan Thermostat Temperature Switch 185 to 175 Degree Electric Engine Cooling Temperature...
  • 【COMPATIBLE ENGINES】: 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M...
  • 【Ease of use】185-175 degree electric fan thermostat relay switch kit for your cooling system, sending Unit Thread Size: 3/8, Spanner Size:17, Fits...
  • 【Premium Quality】This Ac Fan Switch Radiator is anti-corrosion and very durable in using, ensure maximum strength and durability for long lasting...
  • 【WORKING】This kit is set up to turn your electric engine cooling fan on at 185 degrees and shut off at 175 degrees. Comes with hexagonal nut,...
  • 【NOTE】Every product must take inspected and tested multiple times before the shipment, if you get any problems with our this Electric Cooling Fan...
Bestseller No. 13
Universal Fan Thermostat Temperature Switch, 210 to195 Degree Electric Engine Cooling Fan Thermostat...
  • 【High Quality OEM Replacement Part 】-- Superior quality that meets or exceeds original specification;Not remanufactured or rebuilt, Direct...
  • 【How The Fan Switch Works】-- The high-performance Fan Thermostat Temperature Switch activates your fan when the temperature reaches 210 degrees...
  • 【Can Fit Many Fans in Different Inchs】-- This Fan Switch kit is perfect for any of our 10inch, 12inch, 14inch, and 16inch fans, as well as your...
  • 【Advanced Technology with Servious Tested Prior 】-- Our Keenso Radiator Fan Switch is an advanced Fan Thermostat Temperature Switch than...
  • 【Universal Fitment】 -- Well Fits 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C...
SaleBestseller No. 14
Standard Motor Products TX37T Radiator Cooling Fan Switch
  • Country Of Origin : United States
  • The Package Height Of The Product Is 2.731 Inches
  • The Package Length Of The Product Is 18.321 Inches
  • The Package Width Of The Product Is 6.668 Inches
Bestseller No. 15
Fan Temperature Switch 200 to 185 Degree Electric Engine Cooling Fan Thermostat Temp Sensor Switch...
  • This electric fan thermostat switch activates your fan when the temperature reaches 200 degrees and turns off at approximately 185 degrees. Perfect...
  • The cooling fan switch is compatible for 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460...
  • 3/8" pipe thread. 200-185 degree electric fan temperature relay switch kit for your cooling system.
  • Electric fan temp switch made of high quality aluminum, anti-corrosion and durable, ensure maximum strength and durability for long lasting usage.
  • Please carefully check your vehicle model before purchase. If you have any problems with the fan thermostat temperature switch, simply contact us...
Bestseller No. 16
FAERSI 185-200 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch 50...
  • 【COMPATIBLE VEHICLES】 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M...
  • 【DIRECT FIT & EASY INSTALLATION】This kit includes everything you'll need to hook up to your fan, includes a brass adapter to install the sending...
  • 【Premium Quality】New 185-200 degree electric fan thermostat relay switch kit for your cooling system, sending Unit Thread Size: 3/8-18 NPT,...
  • 【WORKING】This kit is set up to turn your electric fan on at 200 degrees and shut off at 185 degrees and will work with any 12 volt system.
  • 【NOTE】Every product must take inspected and tested multiple times before the shipment, if you get any problems with our this Electric Cooling Fan...
SaleBestseller No. 17
PartsSquare 185 to 200 Degree Electric Engine Cooling Fan Thermostat Switch 3/8" Pipe Thread NPT
  • Fits : 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340 360 361...
  • This kit (3/8" pipe thread NPT) is perfect for any of our 10", 12", 14", and 16" inch fans, as well as our dual fans.
  • It activates your fan when the temperature reaches 200 degrees and turns off at approximately 185 degrees. Direct Replacement and Ready for Install...
  • Not remanufactured or rebuilt, 100% Brand New and tested prior to leaving the factory.
  • High Quality Replacement Part, have no-worry 12 months warranty.
SaleBestseller No. 18
PartsSquare 175-185 Degree Electric Cooling Fan Thermostat Kit Temp Sensor Temperature Switch 40 50...
  • Replacement for : 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318...
  • New 175 - 185 degree electric fan thermostat relay switch kit for your cooling system, It is a NPT3/8" thread.
  • This kit includes everything you'll need to hook up to your fan, includes a brass adapter to install the sending unit, wires, relay switch, circut...
  • This kit is set up to turn your electric fan on at 185 degrees and shut off at 175 degrees and will work with any 12 volt system.
  • High Quality Replacement Part, have no-worry 12 months warranty.
Bestseller No. 19
Beck Arnley 201-1650 Thermo Fan Switch
  • Matches OE form, fit, and function
  • Manufactured to exact resistance for this specific application
  • High quality construction for durability
  • Constructed to withstand a harsh engine environment
  • 100% tested for both mechanical and electrical performance
Bestseller No. 20
16 Inch Electric Radiator Cooling Fan Mounting Kit & 175-185 Degree Thermostat Relay Switch Kit...
  • 16 inch reversible 12 volt electric cooling fan,Powerful 120 watt motor will keep your engine cool.
  • Blade Size: 16 Inch;Blade Type: Curved;Motor Size: 120 Watts;CFM Rating:1000;RPM Rating: 2250;Amp Draw: 6.6 Amps;Material: Plastic...
  • The thermostat kit is a universal fit, which makes it the perfect choice for any automotive vehicle and electric fan.
  • The 3/8" NPT thread-in brass probe with 1/2" NPT adapter are included,Fits For radiators, oil coolers, transmission coolers, condensers and more
  • Thermostat Kit Universal fit for any automotive vehicle,Activates by grounding electric fans at preset temperature,180'F turn-on temperature,...

Having trouble finding a great Car Cooling Fan Switch?

This problem is well understood by us because we have gone through the entire Car Cooling Fan Switch research process ourselves, which is why we have put together a comprehensive list of the best Car Cooling Fan Switchs available in the market today.

After hours of searching and using all the models on the market, we have found the best Car Cooling Fan Switch for 2023. See our ranking below!

How Do You Buy The Best Car Cooling Fan Switch?

Do you get stressed out thinking about shopping for a great Car Cooling Fan Switch? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Car Cooling Fan Switch, which is why we have assembled a comprehensive list of the greatest Car Cooling Fan Switch available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Car Cooling Fan Switch that you consider buying. Your questions might include the following:

  • Is it worth buying an Car Cooling Fan Switch?
  • What benefits are there with buying an Car Cooling Fan Switch?
  • What factors deserve consideration when shopping for an effective Car Cooling Fan Switch?
  • Why is it crucial to invest in any Car Cooling Fan Switch, much less the best one?
  • Which Car Cooling Fan Switch are good in the current market?
  • Where can you find information like this about Car Cooling Fan Switch?

We’re convinced that you likely have far more questions than just these regarding Car Cooling Fan Switch, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Car Cooling Fan Switch, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Car Cooling Fan Switch. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an Car Cooling Fan Switch buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Car Cooling Fan Switch currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Car Cooling Fan Switch has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Car Cooling Fan Switch?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Car Cooling Fan Switch.
  5. Customer Ratings: Number ratings grade Car Cooling Fan Switch objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Car Cooling Fan Switch.
  7. Product Quality: You don’t always get what you pay for with an Car Cooling Fan Switch, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Car Cooling Fan Switch is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining Car Cooling Fan Switch information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Car Cooling Fan Switch is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What are the symptoms of a faulty cooling fan switch?

A: Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. … Cooling fans do not function Non-functional cooling fans are another common symptom of a potential problem with the cooling fan relay. … Cooling fans stay on at all times

Q: What temp to have my electric fans come on?

A: Most fans should come on when the coolant reaches about 200 to 230 degrees. If the fan does not come on, something in the control circuit is defective. Additionally, what are the symptoms of a faulty cooling fan switch?

Q: What is a fan switch?

A: The fan switch is a temperature sensitive two stage thermal switch that remains open (OFF) until the coolant reaches a certain temperature. The 2-stage thermal switch essentially is 2 thermal switches that have been combined into one thermal switch.

Q: What is a radiator fan switch?

A: A radiator fan switch regulates the cooling system of a vehicle. If you are encountering problems with the cooling system of your car, one possibility for it is a broken radiator fan switch.