Genuine 2318660021 Windshield Washer Pump

Windshield Washer Pump for Mercedes-Benz

This Genuine windshield washer pump restores washer-fluid delivery for select Mercedes-Benz models equipped with the heated washer system code 874. It is a direct-fit replacement identified by part number 2318660021 for vehicles that need reliable windshield cleaning performance.

Key Features

• Genuine replacement windshield washer pump
• Part number 2318660021
• For Mercedes-Benz models with heated washer system code 874 where noted
• Supports washer-fluid pressure for windshield spray operation
• OE-style fitment for select S-Class and SL-Class applications

Fitment Details

• Fits 2017 Mercedes-Benz Maybach S550, N/A, w/ Heated Washer System Code 874
• Fits 2016-2017 Mercedes-Benz Maybach S600, N/A, w/ Heated Washer System Code 874
• Fits 2014-2017 Mercedes-Benz S550, N/A, w/ Heated Washer System Code 874
• Fits 2015-2017 Mercedes-Benz S600, N/A, w/ Heated Washer System Code 874
• Fits 2014-2017 Mercedes-Benz S63 AMG, N/A, w/ Heated Washer System Code 874
• Fits 2015-2017 Mercedes-Benz S65 AMG, N/A, w/ Heated Washer System Code 874
• Fits 2017 Mercedes-Benz SL450, N/A
• Fits 2013-2017 Mercedes-Benz SL550, N/A
• Fits 2013-2017 Mercedes-Benz SL63 AMG, N/A
• Fits 2013-2017 Mercedes-Benz SL65 AMG, N/A
• Fits 2015-2016 Mercedes-Benz SL400, N/A

What It Is Used For

• Restoring windshield washer spray on Mercedes-Benz S-Class and SL-Class vehicles
• Addressing weak or inconsistent washer-fluid output
• Replacing a failed pump that prevents windshield cleaning
• Supporting proper washer system operation on vehicles with heated washer system code 874

Installation Notes and Tips

Verify the vehicle’s model year and washer-system configuration before ordering, especially on Mercedes-Benz S550, S600, S63 AMG, and S65 AMG applications with heated washer system code 874. Confirm part number 2318660021 against the original pump and inspect the washer reservoir, hoses, and electrical connector for damage during replacement.

Quality Assurance

Genuine parts are built to match original equipment specifications for the listed applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.