Four Seasons 198487 A/C Compressor

Four Seasons 198487 A/C Compressor Overview

The Four Seasons New Compressor 198487 is a new A/C compressor assembly for select Nissan and Mitsubishi applications. It is built for R-134a or R1234yf refrigerant systems and includes the clutch, making it a direct replacement option for vehicles that need restored compressor operation and stable cabin cooling.

Compatible With 2019-2020 Nissan Altima, 2021 Nissan Rogue, and 2021-2025 Nissan Altima and 2022-2025 Mitsubishi Outlander. This Four Seasons 198487 compressor is also listed under the Four Seasons New Compressor line for OE-style replacement needs.

Key Features

• Brand: Four Seasons
• Part number: 198487
• New compressor with clutch included
• Compressor type: DCS-17EC
• Refrigerant type: R-134a or R1234yf
• 12-volt coil with lead wire terminal type
• 6-groove serpentine pulley
• Type: Valeo
• Mounting style: 3 tangent, one on rear head
• ECV harness connector: Compressor SE45F, Vehicle SE45M
• Includes O-ring A [24602] and O-ring B [24659]

Product Details

Four Seasons 198487 is a new A/C compressor for vehicles using the DCS-17EC platform. It features a 6-groove serpentine pulley, 12-volt coil, and lead wire terminal connection, with clutch included for a complete compressor replacement. The unit is specified for R-134a or R1234yf refrigerant systems and uses a Valeo design with 3-tangent mounting and a rear-head mounting point. This part cross-references UAC CO11635C for the same application.

Common Problems This Compressor Can Address

• No cold air from the vents due to compressor failure
• Compressor clutch engagement problems
• Noise from a worn or seized A/C compressor
• Refrigerant circulation loss in the A/C system
• Cooling performance issues on Nissan Altima, Nissan Rogue, or Mitsubishi Outlander applications

Installation Notes and Tips

• Verify refrigerant type before installation: R-134a or R1234yf.
• Confirm the vehicle uses the DCS-17EC compressor configuration and matching ECV harness connector.
• Replace system O-rings and inspect lines, condenser, and expansion components before charging.
• Check pulley alignment, belt condition, and electrical connections during installation.
• Follow the vehicle service procedure for evacuation, oil fill, and refrigerant charging.

Quality Assurance

Four Seasons supplies this as a new compressor assembly for direct-fit service applications. Part number 198487 is listed with confirmed fitment for 2019-2020 Nissan Altima, 2021-2025 Nissan Altima, 2021 Nissan Rogue, and 2022-2025 Mitsubishi Outlander.