HomeFour Seasons 35934 Engine Cooling Fan Switch
Part #: 35934

Four Seasons 35934 Engine Cooling Fan Switch

Temperature Switch
61 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Temperature Switch
Fitment: Acura and Honda, Accord, Civic, CRX, Integra, Legend, and Prelude
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Reliable Engine Cooling Fan Switch for Acura and Honda Vehicles

The Four Seasons Temperature Switch 35934 is designed to maintain optimal engine temperature by controlling the cooling fan operation. Engineered for Acura and Honda models including Accord, Civic, CRX, Integra, Legend, and Prelude, this radiator-mounted temperature switch ensures precise fan activation and deactivation.

  • Connector color: Black with open male connector
  • Two terminal pins for secure electrical connection
  • Brass material for durability and corrosion resistance
  • Fitting thread size M16 x 1.50 with male fitting gender
  • Temperature activation range: turns on at 194°F and off at 188°F
  • Designed for radiator mount installation
  • Meets or exceeds OEM specifications

About the Four Seasons Temperature Switch Product Line

The Four Seasons Temperature Switch line focuses on precision temperature control components for engine cooling systems. This product line offers reliable switches that activate cooling fans based on specific temperature thresholds, helping maintain engine performance and prevent overheating. The 35934 switch is part of this line, providing consistent operation tailored for select Acura and Honda vehicles.

Product Details and Specifications

This engine cooling fan switch features a black open male connector with two terminal pins, ensuring a stable electrical connection. Constructed from brass, it offers resistance to corrosion and long service life. The switch mounts directly to the radiator using a male fitting with an M16 x 1.50 thread size. It activates the cooling fan at 194°F and deactivates it at 188°F, maintaining efficient engine temperature control. Compatible with Acura and Honda models such as Accord, Civic, CRX, Integra, Legend, and Prelude, this switch meets or exceeds OEM standards for reliable performance.

Common Applications and Issues Addressed

  • Prevents engine overheating by activating the cooling fan at the correct temperature
  • Ensures cooling fan turns off to avoid unnecessary power consumption
  • Replaces faulty or worn temperature switches in Acura and Honda radiator mounts
  • Helps maintain consistent engine operating temperature for improved efficiency
  • Addresses intermittent fan operation or failure to engage

Installation Notes and Tips

Install the Four Seasons Temperature Switch 35934 on the radiator mount using the M16 x 1.50 male threaded fitting. Ensure the electrical connector is securely attached to the two-pin male terminal. Verify the switch is compatible with your specific Acura or Honda model before installation. Proper installation will help maintain accurate fan control and engine temperature regulation.

Quality Assurance and Warranty

This Four Seasons Temperature Switch 35934 is manufactured to meet or exceed OEM specifications, ensuring dependable performance and durability. The brass construction provides corrosion resistance for extended service life. While specific warranty details are not provided, Four Seasons products typically adhere to industry quality standards for automotive replacement parts.

BrandFour Seasons
Part Number35934
PositionTemperature Switch
Connector ColorBlack
Connector ShapeOpen
Terminal Quantity2
Connector GenderMale
DescriptionSwitch-temp /radiator mount
Fan Open/ClosedOpen
Fitting GenderMale
Fitting ThreadM16 x 1.50
Fitting Thread SizeM16-1.50
FunctionTemperature switch
MaterialBrass
Meets / Exceeds OEM?Yes
Mnt Sys LocRadiator mount
StyleTemperature
Temperature Off188
Temperature On194
Terminal Pin Qty.2
TypeTemperature

This part fits 61 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2001HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1991AcuraIntegraN/ATemperature Switch
1991AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1991HondaCivicN/ATemperature Switch
1991HondaCivicN/AEngine Mounted; New Part; Temperature Switch
1991HondaCRXN/ATemperature Switch
1991HondaCRXN/AEngine Mounted; New Part; Temperature Switch
1990AcuraIntegraN/ATemperature Switch
1990AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1990HondaCivicN/ATemperature Switch
1990HondaCivicN/AEngine Mounted; New Part; Temperature Switch
1990HondaCRXN/ATemperature Switch
1990HondaCRXN/AEngine Mounted; New Part; Temperature Switch
1989AcuraIntegraN/ATemperature Switch
1989AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1989HondaCivicN/ATemperature Switch
1989HondaCivicN/AEngine Mounted; New Part; Temperature Switch
1989HondaCRXN/ATemperature Switch
1989HondaCRXN/AEngine Mounted; New Part; Temperature Switch
1988AcuraIntegraN/ATemperature Switch
1988AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1988HondaCivicN/ATemperature Switch
1988HondaCivicN/AEngine Mounted; New Part; Temperature Switch
1988HondaCRXN/ATemperature Switch
1988HondaCRXN/AEngine mounted coolant fan switch; Temperature Switch
1987AcuraIntegraN/ATemperature Switch
1987AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1987HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1986AcuraIntegraN/ATemperature Switch
1986AcuraIntegraN/AEngine Mounted; New Part; Temperature Switch
1986AcuraLegendN/A2 Pin; On Radiator; Temperature Switch
1986HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1985HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1984HondaCivicBaseN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1984HondaCivicDXN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1984HondaCivic1500 SN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1984HondaCivicCRXN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1984HondaCivicCRX 1.5N/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1983HondaAccordN/AEngine Coolant Temperature Sensor fits on radiator.; Temperature Switch
1983HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1982HondaAccordN/AEngine Coolant Temperature Sensor fits on radiator.; Temperature Switch
1982HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1982HondaPreludeN/AEngine Coolant Temperature Sensor fits on radiator.; Temperature Switch
1981HondaAccordN/AEngine Coolant Temperature Sensor fits on radiator.; Temperature Switch
1981HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1981HondaPreludeN/ATemperature Switch
1980HondaAccordN/AEngine Coolant Temperature Sensor fits on radiator.; Temperature Switch
1980HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1980HondaPreludeN/ATemperature Switch
1979HondaAccordN/ATemperature Switch
1979HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1979HondaPreludeN/ATemperature Switch
1978HondaAccordN/ATemperature Switch
1978HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1977HondaAccordN/ATemperature Switch
1977HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1976HondaAccordN/ATemperature Switch
1976HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1975HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1974HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1973HondaCivicN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

014784481113593412657215325161550786155958171131917114071914513119189423191895482070862118062118102128062128103414359343776063400537760PA000037760PB200037760PB200337760PM3003493150965173555281080196880197188999653A6401AC8501AC8503HS806HS810MT0543MT0544SW11210SW504SW8404SW8438SW8514

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.