Four Seasons 4373R A/C Compressor and Component Kit

Four Seasons 4373R A/C Compressor Kit

Four Seasons 4373R is a PAC-Kit with reman compressor for the air conditioning system on the 2003 Toyota Echo. It is built for vehicles with factory air and ATC (Automatic Temperature Control), and the fitment notes specify use with an SCS06C compressor.

Key Features

• Part number 4373R from Four Seasons
• PAC-Kit w/ Reman Compressor configuration
• For 2003 Toyota Echo with factory air
• For 2003 Toyota Echo with ATC (Automatic Temperature Control)
• Fitment notes reference SCS06C compressor application
• Category: HVAC A/C clutch and compressor

Product Details

This Four Seasons PAC-Kit is an A/C compressor kit for the 2003 Toyota Echo. The kit format is listed with supporting service components in the fitment notes, including the reman compressor, filter drier, expansion valve, flush, and oil references tied to this application. Four Seasons 4373R is the part number to verify when matching the correct air conditioning compressor kit for a 2003 Toyota Echo with factory air and automatic temperature control.

Common A/C Problems It Can Address

• Loss of cabin cooling from compressor wear or failure
• Noise or rough operation from a failing A/C compressor
• Reduced system performance after contamination or internal debris
• Moisture-related A/C issues when the receiver/drier needs service
• Expansion valve-related cooling inconsistency in the HVAC system

Installation Notes

Verify the vehicle’s factory air and ATC configuration before ordering. Confirm the compressor type listed in the notes as SCS06C and match the part number 4373R to the application before installation. Proper evacuation, flushing, and refrigerant service procedures should be followed during A/C system repair.

Quality Assurance

Four Seasons supplies HVAC service parts for automotive air conditioning repair, and this PAC-Kit format is organized for application-specific replacement on the 2003 Toyota Echo. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.