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Four Seasons 36549 Engine Cooling Fan Switch
| Brand | Four Seasons 36549 |
|---|---|
| Connector Color | White |
| Connector Gender | Male |
| Connector Shape | Rectangular |
| Description | Switch-Temp /Engine Mount |
| Fan Open/Closed | Closed |
| Fitting Gender | Male |
| Fitting Thread Size | M16-1.50 |
| Meets / Exceeds OEM? | YES |
| Mnt Sys Loc | Engine Mounted |
| Style | Temperature |
| Temperature Off | 185 |
| Temperature On | 194 |
| Terminal Quantity | 2 |
| Type | Cooling Fan |
| Product line | Temperature Switch |
| Fits | Lexus and Toyota · 49 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable cooling control.
Temperature switch. Opens at 194 and closes at 185 for precise fan control.
Engine-mounted design. White rectangular connector with 2 male terminals for a clean fit.
Cross-references AMS Automotive 4915, Four Seasons 36549 and Global Parts Distributors LLC 1711406 for the same application. See all 20.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Cooling Fan Switch for Toyota and Lexus
The Four Seasons Temperature Switch 36549 is an engine-mounted cooling fan switch built for vehicles that use a temperature-based fan control circuit. It features a white rectangular 2-terminal male connector and an M16-1.50 male thread for direct replacement in the cooling system. This switch opens at 185 and closes at 194 to help control fan operation at the specified temperature range.
Key Features
- Four Seasons Temperature Switch line
- Part number 36549
- Engine-mounted cooling fan switch
- White rectangular connector with 2 terminals
- Male connector and male fitting thread
- M16-1.50 thread size
- Fan open/closed design: closed
- Temperature off at 185 and on at 194
- Meets or exceeds OEM requirements
Detailed Product Information
Four Seasons 36549 is a temperature switch for engine cooling fan control in select Toyota and Lexus applications. It is designed for engine-mounted use and matches the original-style electrical and thread configuration needed for proper fan circuit operation. This part cross-references UAC SW11211C for the same application. Compatible vehicle coverage includes 1992-2001 Toyota Camry, 1999-2001 Toyota Solara, 1996-1999 Toyota RAV4, 1993-1999 Toyota Celica, 1994-2000 Lexus LS400, and other listed Toyota and Lexus models that use this temperature switch setup.
Common Problems This Part May Address
- Cooling fan not switching on at the correct temperature
- Cooling fan running at the wrong time
- Temperature-related fan control faults
- Overheating caused by a failed fan switch
- Intermittent engine-mounted coolant fan operation
Installation Notes and Tips
- Verify the connector shape, terminal count, and M16-1.50 thread before installation.
- Confirm the vehicle uses an engine-mounted temperature switch in the cooling fan circuit.
- Check the existing switch location and compare the temperature on/off points to the original part.
- Use the vehicle service information for the exact installation procedure on Toyota Camry, Toyota Solara, and Lexus applications.
Quality Assurance
Four Seasons 36549 meets or exceeds OEM requirements for the listed applications. The Four Seasons Temperature Switch line is built for direct-fit cooling system service on select Toyota and Lexus vehicles, including Camry, Solara, and related models.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2003 | Lexus | GS430 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2002 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2002 | Lexus | GS430 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2001 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2001 | Lexus | GS430 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2001 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2001 | Toyota | Solara | 2.2L | L4 | N/A | Engine Mounted; Position No. 2 In Switch Block; Temperature Switch |
| 2000 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2000 | Lexus | GS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2000 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2000 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 2000 | Toyota | RAV4 | 2.0L | L4 | N/A | Engine Mounted; To 7/00; Temperature Switch |
| 2000 | Toyota | Solara | 2.2L | L4 | N/A | Engine Mounted; Position No. 2 In Switch Block; Temperature Switch |
| 1999 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Lexus | GS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Toyota | Celica | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Toyota | RAV4 | 2.0L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1999 | Toyota | Solara | 2.2L | L4 | N/A | Engine Mounted; Position No. 2 In Switch Block; Temperature Switch |
| 1998 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1998 | Lexus | GS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1998 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1998 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1998 | Toyota | Celica | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1998 | Toyota | RAV4 | 2.0L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1997 | Lexus | GS300 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1997 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1997 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1997 | Toyota | Celica | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1997 | Toyota | RAV4 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1996 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1996 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1996 | Toyota | Celica | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1996 | Toyota | RAV4 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1995 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1995 | Toyota | Camry | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1995 | Toyota | Celica | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1994 | Lexus | LS400 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1994 | Toyota | Camry | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1994 | Toyota | Celica | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1994 | Toyota | MR2 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1993 | Toyota | Camry | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1993 | Toyota | Celica | 2.2L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1993 | Toyota | MR2 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1992 | Toyota | Camry | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1992 | Toyota | MR2 | — | — | N/A | Engine mounted coolant fan switch; Temperature Switch |
| 1990 | Toyota | Tercel | 1.5L | L4 | N/A | Engine mounted coolant fan switch; Temperature Switch |
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