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Four Seasons 37459 Engine Cooling Fan Temperature Switch
| Brand | Four Seasons 37459 |
|---|---|
| Connector Gender | Male |
| Connector Shape | Oval |
| Description | Switch-Temp /Radiator Mount |
| Function | temperature switch |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | System Mount |
| Style | Temperature |
| Terminal Quantity | 2 |
| Type | Temperature |
| Product line | Temperature Switch |
| Fits | Toyota and Lexus · 11 vehicles |
OE direct replacement. Meets OEM requirements for dependable temperature control.
Temperature switch. Monitors cooling system heat for precise fan activation.
System mount design. Built for straightforward installation in the cooling system.
Cross-references Four Seasons 37459, A03859 and SW1433 for the same application. See all 3.
Four Seasons 37459 Temperature Switch
The Four Seasons 37459 engine cooling fan temperature switch is a radiator-mount temperature switch built for direct system mounting. It uses an oval connector with 2 male terminals and meets or exceeds OEM requirements for the listed applications.
Key Features
- Engine cooling fan temperature switch for radiator mount applications
- Oval connector shape with 2 male terminals
- System mount design for temperature-based fan control
- Meets or exceeds OEM specifications
- Four Seasons Temperature Switch line for replacement cooling system service
Product Details
Four Seasons 37459 is a temperature switch used in the engine cooling fan control circuit to respond to radiator temperature changes. This part is specified as a switch-temp radiator mount style with a temperature function and system mount location. It is a direct-fit replacement for 1993-1998 Toyota Supra and 1993-1997 Lexus GS300 applications, including Toyota Supra temperature switch service and Lexus GS300 radiator-mounted fan switch replacement. This part cross-references A03859 and SW1433 for the same application.
Common Issues It Can Address
- Cooling fan not switching on at the correct temperature
- Cooling fan running at the wrong time
- Intermittent radiator fan operation
- Temperature signal problems in the fan control circuit
- Replacement needs for a worn or failed radiator-mounted switch
Installation Notes
Verify connector shape, terminal count, and mounting location before installation. This part uses an oval, 2-terminal male connector and is intended for system mount use at the radiator. Confirm vehicle application by year, make, and model before replacing the original temperature switch.
Quality Assurance
Four Seasons lists this part as meeting or exceeding OEM requirements for the specified fitments. It is engineered as a replacement temperature switch for cooling system service on the listed Toyota and Lexus applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1998 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
| 1997 | Lexus | GS300 | — | — | N/A | Temperature Switch |
| 1997 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
| 1996 | Lexus | GS300 | — | — | N/A | Temperature Switch |
| 1996 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
| 1995 | Lexus | GS300 | — | — | N/A | Temperature Switch |
| 1995 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
| 1994 | Lexus | GS300 | — | — | N/A | Temperature Switch |
| 1994 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
| 1993 | Lexus | GS300 | — | — | N/A | Temperature Switch |
| 1993 | Toyota | Supra | 3.0L | L6 | N/A | Temperature Switch |
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