HomeBelts and Cooling > SwitchesFour Seasons 37373 Engine Cooling Fan Temperature Switch
Part #: 37373

Four Seasons 37373 Engine Cooling Fan Temperature Switch

Temperature Switch
1 vehicles fit this part
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Temperature Switch
Fitment: Yugo, Fiat, and Toyota, GVL, GVX, GV, 124, X-1/9, Corolla, Strada, and Brava
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Engine Cooling Fan Temperature Switch for Toyota Corolla

Four Seasons Temperature Switch 37373 is a radiator-mount engine cooling fan temperature switch built for temperature-based fan control. It meets or exceeds OEM requirements and is specified for the 1983 Toyota Corolla, making it a direct-fit choice for restoring proper cooling fan operation.

The Four Seasons Temperature Switch product line focuses on accurate thermal control for cooling-system service. This switch uses a round connector, 2 terminals, and a female/male connector design for a system-mount installation at the radiator.

Key Features

  • Part number: 37373
  • Engine cooling fan temperature switch for radiator mount applications
  • Temperature on at 197 and temperature off at 188
  • Round connector with 2 terminals
  • Female / male connector gender
  • Meets or exceeds OEM specifications
  • Fits 1983 Toyota Corolla, N/A

Detailed Product Description

This Four Seasons Temperature Switch 37373 is designed to monitor coolant temperature and signal the cooling fan circuit at the specified operating points. For 1983 Toyota Corolla cooling-system service, it provides the temperature-based switching needed to help maintain normal engine operating range. The radiator-mount design and system-mount location support OE-style replacement on the original application.

This part cross-references Febi-Bilstein 37373 for the same application. It also cross-references 4424394 and SU544 for related OE-style replacement needs. Use Four Seasons 37373 when replacing a worn or inaccurate temperature switch on the 1983 Toyota Corolla.

Common Issues This Part May Address

  • Cooling fan not switching on at the correct temperature
  • Cooling fan staying on longer than expected after engine warm-up
  • Intermittent radiator fan operation caused by a faulty temperature switch
  • Incorrect coolant temperature signal to the fan circuit
  • Overheating concerns related to delayed fan engagement

Installation Notes and Tips

Verify connector shape, terminal count, and mounting location before installation. Confirm the radiator-mount system location and compare the temperature on and temperature off points to the original specification for the 1983 Toyota Corolla. Inspect the connector and wiring for corrosion or damage before installing the new switch.

Quality Assurance

Four Seasons lists this temperature switch as meeting or exceeding OEM requirements. Confirm fitment against the original part number 89428-15011 or 89428-32010 for the 1983 Toyota Corolla before final installation.

BrandFour Seasons
Part Number37373
PositionTemperature Switch
Connector GenderFemale / Male
Connector ShapeRound
DescriptionSwitch-Temp /Radiator Mount
Functiontemperature switch
Meets / Exceeds OEM?YES
Mnt Sys LocSystem Mount
StyleTemperature
Temperature Off188
Temperature On197
Terminal Quantity2
TypeTemperature

This part fits 1 vehicles. Search below:

YearMakeModelPositionNotes
1983ToyotaCorollaN/AOE No. 89428-15011, 89428-32010; 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:

373734424394A03773SU544SW544

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