Four Seasons 36522 Engine Cooling Fan Switch

Temperature Switch for Radiator Mount Cooling Control

Four Seasons 36522 is a radiator-mounted engine cooling fan switch built for temperature-based fan control. It uses a 3-terminal, rectangular blue connector and an M22 x 1.50 male thread for direct radiator mounting on supported applications.

Compatible With Jaguar XJ6 and Jaguar XJ12 radiator-mounted cooling fan switch applications, this Four Seasons Temperature Switch line is focused on accurate fan engagement and OEM-style electrical fitment. Part number 36522 meets or exceeds OEM requirements and is a direct replacement for the listed vehicle applications.

Key Features

• Brand: Four Seasons Temperature Switch
• Part number: 36522
• Engine cooling fan switch for radiator mount locations
• 3-terminal, male connector with rectangular blue housing
• M22 x 1.50 male thread for radiator installation
• Fan open/closed operating range: 176/203 and 185/212
• Meets or exceeds OEM specifications

Detailed Product Overview

This temperature switch monitors radiator temperature and signals the cooling fan circuit when the set threshold is reached. On supported Jaguar XJ6 and Jaguar XJ12 models, it helps maintain proper fan operation by switching at the specified temperature range rather than relying on manual intervention. Four Seasons 36522 is a practical OE-style replacement for radiator-mounted engine cooling fan switch service.

This part cross-references ACDelco 50693 and Standard Motor Products SW4374 for the same application.

Vehicle Fitment

• Fits 1994-1996 Jaguar XJ12, N/A, radiator mounted engine cooling fan switch; temperature switch.
• Fits 1990-1996 Jaguar XJ6, N/A, radiator mounted engine cooling fan switch; temperature switch.

What It Is Used For

• Restoring radiator fan activation at the correct coolant temperature
• Replacing a failed temperature switch that causes fan cycling issues
• Addressing overheating caused by delayed or missing fan engagement
• Correcting intermittent cooling fan operation on radiator-mounted systems
• Maintaining proper temperature control in Jaguar XJ6 and XJ12 cooling circuits

Installation Notes and Tips

Install this switch in the radiator mount location specified for the vehicle application. Verify the connector style, terminal count, and M22 x 1.50 thread before installation. Confirm the fan open/closed temperature range matches the original specification for the cooling system.

Quality Assurance

Four Seasons 36522 is listed as meeting or exceeding OEM requirements for the specified applications, supporting dependable replacement selection for radiator-mounted cooling fan control.