Four Seasons 37340 HVAC Pressure Transducer

HVAC Pressure Transducer for Ford and Lincoln

Four Seasons Pressure Switch 37340 is an HVAC pressure transducer built for system-mounted applications with a rectangular female connector and 3 terminals. It uses an M10 x 1.25 female fitting and a variable open/closed signal to monitor refrigerant system pressure in Ford and Lincoln vehicles.

Compatible With Ford Bronco, Bronco Sport, Edge, Escape, Expedition, Explorer, F-150, Ranger, Transit, and Lincoln Aviator, Navigator, and Nautilus applications, this Four Seasons Pressure Switch 37340 meets or exceeds OEM requirements for direct replacement service.

Key Features

• Four Seasons Pressure Switch line for HVAC pressure monitoring
• HVAC pressure transducer with variable output
• Rectangular female connector with pin-style interface
• 3-terminal design for system-mounted installation
• Female M10 x 1.25 fitting thread
• Plastic and metal construction
• Meets or exceeds OEM specifications

Product Details

Four Seasons 37340 is a pressure switch transducer used in automotive air conditioning systems to report refrigerant pressure to the vehicle control system. The system-mounted design, female connector, and M10 x 1.25 threaded fitting support direct replacement on a wide range of Ford and Lincoln models, including Ford F-150, Explorer, Mustang, Transit-150, Transit-250, Transit-350, and Lincoln MKZ, MKC, and MKS applications. This part cross-references Dorman HELP 15810 for the same application.

What It Helps Solve

• Inaccurate HVAC pressure signal readings
• A/C compressor cycling issues tied to pressure input
• Loss of refrigerant pressure feedback to the control system
• Fault codes related to the pressure transducer circuit
• Intermittent air conditioning operation on Ford and Lincoln vehicles

Installation Notes and Tips

Verify connector shape, terminal count, and M10 x 1.25 thread size before installation. Confirm the replacement matches the original system-mounted pressure transducer location and inspect the connector and sealing surfaces for wear or contamination. Use the vehicle service procedure for refrigerant system service and electrical reconnection.

Quality Assurance

Four Seasons 37340 is built to meet or exceed OEM requirements for pressure switch replacement in supported Ford and Lincoln HVAC systems.