Four Seasons 36500 Engine Cooling Fan Switch

Engine Cooling Fan Switch for Nissan 1983

Four Seasons Temperature Switch 36500 is an engine-mounted cooling fan switch built for temperature-based fan control. It uses a white oval female connector, a 2-terminal layout, and an M16-1.50 male fitting for direct replacement service on select Nissan applications.

The Four Seasons Temperature Switch line focuses on temperature-actuated cooling system control. This part opens at 185 degrees and closes at 194 degrees, helping the fan circuit respond to engine temperature changes in the intended operating range.

Key Features

• Engine cooling fan switch for temperature-controlled fan operation
• Engine mounted design with M16-1.50 thread size
• White oval female connector with 2 terminals
• Open fan configuration
• Temperature off at 185 degrees and temperature on at 194 degrees
• Meets or exceeds OEM requirements
• Four Seasons 36500 part number for catalog lookup

Detailed Description

Four Seasons 36500 is a temperature switch for engine cooling fan control, designed for direct service replacement on select Nissan Pulsar, Pulsar NX, and Sentra models from 1983. It is an engine-mounted switch with a male M16-1.50 fitting, a white oval female connector, and a 2-terminal electrical interface. The switch is specified to open and close within the stated temperature range, supporting consistent fan engagement in the cooling system. This part cross-references Bosch 4920 for the same application.

Compatible With 1983 Nissan Pulsar, engine mounted; Fits 1983 Nissan Pulsar NX, engine mounted; Fits 1983 Nissan Sentra, engine mounted. Searchers looking for a 1983 Nissan Pulsar cooling fan switch, 1983 Nissan Pulsar NX temperature switch, or 1983 Nissan Sentra engine-mounted fan switch will find this part number 36500 listed for those applications.

Common Cooling System Issues

• Cooling fan not switching on at the specified temperature
• Fan cycling at the wrong temperature range
• Faulty engine-mounted temperature switch signal
• Connector or terminal mismatch during replacement
• Cooling fan control problems on select 1983 Nissan models

Installation Notes and Tips

Verify the connector shape, terminal count, thread size, and mounting location before installation. Confirm the vehicle uses an engine-mounted temperature switch with an M16-1.50 male fitting and compare the temperature-on and temperature-off specifications to the original part. For 1983 Nissan Pulsar, Pulsar NX, and Sentra applications, match the electrical connector and thread engagement carefully to avoid leaks or connection issues.

Quality Assurance

Four Seasons lists this temperature switch as meeting or exceeding OEM requirements. The part number 36500 is cataloged for direct replacement use in the specified Nissan applications.