Four Seasons
Temperature Switch

Four Seasons 36502 Engine Cooling Fan Switch

Brand Four Seasons 36502
Connector Gender Male
Connector Shape Rectangular
Description Switch-Temp /Radiator Mount
Fan Open/Closed Open
Fitting Gender Male
Fitting Thread M16 x 1.50
Fitting Thread Size M16-1.50
Function temperature switch
Meets / Exceeds OEM? YES
Mnt Sys Loc System Mount
Style Temperature
Temperature Off 194
Temperature On 203
Terminal Pin Qty. 2
Terminal Quantity 2
Type Temperature
Product line Temperature Switch
Fits Nissan · 8 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable temperature control.

Temperature switch. Opens at 203 and closes at 194 for precise fan control.

Rectangular connector. 2-terminal male design with M16 x 1.50 threads for a secure fit.

Cross-references Anchor 3435, Four Seasons 36502 and Gates 51760 for the same application. See all 19.

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Four Seasons 36502 Temperature Switch

The Four Seasons Temperature Switch, part number 36502, is a radiator-mounted engine cooling fan switch built for direct temperature control in the cooling system. It uses a rectangular male connector with 2 terminals and an M16 x 1.50 thread for system mount applications.

Compatible With 1985-1986 Nissan Maxima, 1986-1988 Nissan Sentra, and 1987-1989 Nissan Pulsar NX radiator-mounted cooling fan switch applications, this Four Seasons 36502 temperature switch is specified to open at 194 and close at 203 for fan operation control.

Key Features

  • Four Seasons Temperature Switch line
  • Part number 36502
  • Radiator mount / system mount design
  • Rectangular male connector with 2 terminals
  • M16 x 1.50 male thread
  • Fan open/closed function with 194 off and 203 on temperature points
  • Meets or exceeds OEM requirements

Product Details

This engine cooling fan switch monitors coolant temperature and signals the fan circuit when the set temperature threshold is reached. The Four Seasons 36502 is a temperature switch style unit with a 2-pin rectangular connector, male fitting gender, and M16-1.50 thread size for radiator-mounted installations. It is a direct-fit replacement for Nissan cooling system service where accurate fan cycling is required.

This part cross-references Gates 51760 for the same application.

What It Helps Address

  • Cooling fan not turning on at the correct temperature
  • Cooling fan staying on longer than expected
  • Erratic radiator fan cycling
  • Temperature switch failure in the radiator-mounted circuit
  • Cooling system control issues on Nissan Maxima, Sentra, and Pulsar NX applications

Installation Notes

Verify connector shape, terminal count, and thread size before installation. This switch is designed for radiator-mounted, system-mount use and should be matched to the vehicle’s original temperature range and fan control strategy. Confirm the cooling system is properly serviced and the electrical connector is clean and secure before final testing.

Quality Assurance

Four Seasons lists this temperature switch as meeting or exceeding OEM requirements for the specified application. The 36502 part number is intended for accurate replacement in cooling fan control service.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
1989NissanPulsar NX1.6LL4N/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1988NissanPulsar NX1.6LL4N/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1988NissanSentraN/ARadiator Mounted; Federal Emissions; Temperature Switch
1987NissanPulsar NXN/ARadiator Mounted Engine Cooling Fan Switch; Temperature Switch
1987NissanSentra1.6LL4N/ARadiator Mounted; Federal Emissions; Temperature Switch
1986NissanMaximaAutomaticN/ATemperature Switch
1986NissanSentra1.6LL4N/ARadiator Mounted; Federal Emissions; Temperature Switch
1985NissanMaximaAutomaticN/ATemperature Switch
Directly replaces or cross-references 19 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 3435Four Seasons — 36502Gates — 51760Karlyn — 50311207881211758212758801994155111717113772159560A001113650219189519A6645AC8570HS758MT0540SW537SW8439