HomeBelts and Cooling > SwitchesFour Seasons 37437 Engine Cooling Fan Temperature Switch
Part #: 37437

Four Seasons 37437 Engine Cooling Fan Temperature Switch

Temperature Switch
⚙️ 3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Temperature Switch
🚗Fitment: Audi, Coupe
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Reliable Engine Cooling Fan Temperature Switch for Audi Coupe

The Four Seasons 37437 Engine Cooling Fan Temperature Switch is designed to maintain optimal engine temperature by controlling the cooling fan operation. Specifically engineered for Audi Coupe models, this temperature switch ensures precise fan activation to prevent overheating and maintain engine efficiency.

Key Features of Four Seasons 37437 Temperature Switch

  • Two-terminal design with male connector for secure electrical connection
  • Engine and radiator mounted for accurate temperature sensing
  • Meets or exceeds original equipment manufacturer (OEM) specifications
  • Temperature style switch tailored for cooling fan control
  • Compatible with Audi Coupe engine cooling systems

Detailed Description of the Temperature Switch

This Four Seasons Temperature Switch (part number 37437) is a temperature-activated switch that mounts on the engine or radiator to monitor coolant temperature. When the coolant reaches a preset temperature, the switch activates the cooling fan to regulate engine heat. The two-terminal male connector ensures a reliable electrical interface, minimizing the risk of connection failure. Designed to meet or exceed OEM standards, this switch provides consistent performance and durability in demanding automotive environments.

Purpose and Common Applications

  • Prevents engine overheating by activating the cooling fan at the correct temperature
  • Maintains optimal engine operating temperature for efficient performance
  • Protects radiator and engine components from heat damage
  • Ensures proper cooling fan operation in Audi Coupe vehicles
  • Replaces faulty or worn temperature switches in the cooling system

Installation Notes and Tips

When installing the Four Seasons 37437 temperature switch, ensure the engine is cool to avoid burns. Locate the switch on the engine block or radiator mount as specified for your Audi Coupe. Verify the two-terminal male connector is securely attached to prevent electrical issues. It is recommended to inspect the cooling fan and wiring harness during installation to ensure overall system integrity.

Quality Assurance and Warranty

Four Seasons temperature switches are manufactured to meet or exceed OEM quality standards, providing reliable operation and longevity. This part is backed by Four Seasons' quality assurance protocols, ensuring compatibility and performance for Audi Coupe cooling systems. Please refer to Four Seasons for specific warranty details related to part number 37437.

BrandFour Seasons
Part Number37437
PositionTemperature Switch
Connector GenderMale
DescriptionSwitch-Temp /Eng/Rad Mount
Meets / Exceeds OEM?YES
Mnt Sys LocEng/Rad Mounted
StyleTemperature
Terminal Quantity2
TypeCooling Fan

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
1986AudiCoupeN/ARed; Located in Cylinder Head; Temperature Switch
1985AudiCoupeN/ARed; Located in Cylinder Head; Temperature Switch
1984AudiCoupeN/ARed; Located in Cylinder Head; 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:

37437A03837SW1637

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