Four Seasons
Temperature Switch

Four Seasons 36561 Engine Cooling Fan Switch

Brand Four Seasons 36561
Connector Gender Male
Connector Shape Round
Description Switch-Temp /Engine Mount
Fan Open/Closed Open
Fitting Gender Male
Fitting Thread Size M16-1.50
Meets / Exceeds OEM? YES
Mnt Sys Loc Engine Mounted
Style Temperature
Temperature Off 215
Temperature On 224
Terminal Quantity 2
Type Cooling Fan
Product line Temperature Switch
Fits Honda · 10 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.

Temperature switch. Automatically opens and closes the cooling fan at set temperatures.

Engine-mounted design. Built with a round male connector and M16-1.50 thread.

Cross-references Four Seasons 36561, 37773PJ0661 and 37773PJO661 for the same application. See all 13.

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Engine Cooling Fan Switch for Honda Applications

The Four Seasons Temperature Switch 36561 is an engine-mounted cooling fan switch built for temperature-based fan control. It uses a round male connector, 2 terminals, and an M16-1.50 male thread for direct replacement in supported Honda cooling systems.

Compatible with 1986-1991 Honda Prelude and 1986-1989 Honda Accord applications that use engine-mounted temperature switch ID No. A-108, this part is a direct-fit option for vehicles that rely on a temperature-triggered cooling fan circuit. Four Seasons 36561 meets or exceeds OEM requirements.

Key Features

  • Four Seasons Temperature Switch line
  • Part number 36561
  • Engine-mounted cooling fan switch
  • Round connector with 2 male terminals
  • M16-1.50 male thread
  • Fan open/closed operation
  • Temperature off at 215 and on at 224
  • Meets or exceeds OEM specifications

Detailed Description

Four Seasons 36561 is a temperature-style cooling fan switch used to control fan operation based on engine temperature. It is designed for engine-mounted installations and features a round connector, male fitting gender, and 2-terminal electrical connection. The switch opens and closes the fan circuit at the specified temperature range to support proper cooling system operation.

This part cross-references ACDelco 19189554 for the same application. It is a strong match for Honda Prelude cooling fan switch replacement and Honda Accord engine-mounted temperature switch service where the original unit uses ID No. A-108. Four Seasons 36561 is also a practical search match for buyers looking for a Honda Accord cooling fan switch or Honda Prelude temperature switch by part number.

What It Is Used For

  • Restoring cooling fan activation at the correct engine temperature
  • Replacing a failed engine-mounted temperature switch
  • Addressing fan operation that stays on or does not engage
  • Correcting overheating concerns tied to fan control
  • Replacing a worn switch in Honda Accord and Honda Prelude cooling systems

Installation Notes and Tips

Verify the connector shape, terminal count, thread size, and temperature specifications before installation. This switch is engine mounted and uses an M16-1.50 male thread, so matching the original sensor location and ID number is important for proper fitment. Confirm the vehicle is a 1986-1989 Honda Accord or 1986-1991 Honda Prelude with the listed temperature switch application before ordering.

Quality Assurance

Four Seasons 36561 is manufactured to meet or exceed OEM requirements for the listed application. Four Seasons Temperature Switch parts are built for direct replacement use in supported Honda cooling fan systems.

This part fits 10 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1991HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
1990HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
1989HondaAccordN/AEngine Mounted; ID No. A-108; Temperature Switch
1989HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
1988HondaAccordN/AEngine Mounted; ID No. A-108; Temperature Switch
1988HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
1987HondaAccordN/AEngine Mounted; ID No. A-108; Temperature Switch
1987HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
1986HondaAccordN/AEngine Mounted; ID No. A-108; Temperature Switch
1986HondaPreludeN/AEngine Mounted; ID No. A-108; Temperature Switch
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 3656137773PJ066137773PJO66120789621181521281515511241113656119189554A77896AC8801HS815SW579