Dorman 904-7890 A/C Refrigerant Pressure Sensor

Dorman 904-7890 A/C Pressure Sensor

The Dorman 904-7890 A/C refrigerant pressure sensor is built to match the fit and function of the original sensor on specified vehicles. It is a direct replacement for HVAC pressure monitoring in applications that use a 3-pin male connector and a 10 mm threaded mount.

Compatible With select vehicle HVAC systems, this sensor supports accurate refrigerant pressure input for proper A/C operation. It is a practical replacement choice for drivers searching for an A/C refrigerant pressure sensor for Honda Civic, Toyota Corolla, or similar make/model applications that use this style of sensor.

Key Features

• Direct-fit A/C refrigerant pressure sensor for specified vehicles
• 3-terminal pin connector with male connector gender
• 10 mm thread diameter with screw-on mount type
• Black and silver sensor housing
• Maximum pressure reading: 500
• Package contents: 1 air conditioning pressure sensor
• Cross-reference part numbers include 577.46624 and 1017-1008 for the same application

Detailed Description

This HVAC sensor is engineered to replace the original refrigerant pressure sensor used by the vehicle’s air conditioning system. The Dorman 904-7890 is designed around the original fit and function requirements, helping maintain correct pressure signal input to the HVAC control system. If you are replacing a failed A/C pressure sensor on a Honda Civic, Toyota Corolla, or another vehicle using the same connector and thread specification, this part number 904-7890 provides a straightforward replacement path.

The sensor uses a 3-pin terminal layout, a male connector, and a 10 mm threaded mounting design. Its black and silver finish and screw-on installation style align with common OE-style HVAC sensor configurations. Part number 904-7890 is also referenced by 2260646000 in interchange listings.

What It Helps Address

• Inaccurate A/C refrigerant pressure readings
• Intermittent compressor engagement caused by sensor signal issues
• HVAC system faults related to pressure sensor failure
• A/C performance problems tied to incorrect refrigerant pressure input
• Replacement needs after a damaged or worn pressure sensor

Installation Notes and Tips

Verify connector style, terminal count, and 10 mm thread diameter before installation. Confirm the vehicle uses a screw-on sensor mount and compare the original sensor’s shape and electrical connection to Dorman 904-7890. Because fitment data is not listed for this part, match the original part number and sensor specifications to the vehicle’s HVAC system before ordering.

Quality Assurance

Dorman designs this A/C refrigerant pressure sensor to match original fit and function and to deliver durable, reliable service in specified applications. Part number 904-7890 is built as an OE-style replacement for vehicles that use this sensor configuration.