Vaico V20-3453 Engine Coolant Reservoir

Engine Coolant Reservoir for BMW Cooling Systems

Vaico V20-3453 is an engine coolant reservoir built for BMW cooling system service where OE-style fitment and sensor integration matter. It is specified with a 1.4 bar pressure rating, 248 mm height, 201 mm length, and 238 mm width for a direct replacement approach on listed BMW applications.

VAICO Expert Kits+ groups the needed cooling-system components into one boxed solution, helping streamline parts selection for repair work on BMW X1, BMW 135i, BMW 135is, BMW 335i, and BMW 335i xDrive applications.

Key Features

• Engine coolant reservoir for BMW cooling system repair
• Vaico part number V20-3453
• Pressure rating: 1.4 bar
• Dimensions: 248 mm height, 201 mm length, 238 mm width
• Includes sensor provision as specified
• VAICO Expert Kits+ product line packaging for consolidated parts selection
• Cross-reference: Genuine 17137640515

Detailed Product Overview

This coolant expansion tank is listed for 2011-2015 BMW applications, including 2013-2015 BMW X1, 2011-2013 BMW 135i, 2013 BMW 135is, 2011-2013 BMW 335i, and 2011 BMW 335i xDrive. The reservoir is built around the OE reference 17137640515 and is intended for vehicles that use a cap and sensor configuration. Vaico V20-3453 provides the physical dimensions and pressure specification needed for proper cooling-system service on these BMW models.

The VAICO Expert Kits+ line focuses on supplying the required parts in one package, which is helpful when replacing a coolant reservoir during BMW X1 or BMW 335i cooling system maintenance. If you are searching for a BMW coolant reservoir with sensor, BMW expansion tank replacement, or Vaico V20-3453 for OE number 17137640515, this listing matches those fitment needs.

Common Problems This Part Can Address

• Cracked or leaking coolant reservoir housing
• Loss of coolant from a damaged expansion tank
• Faulty reservoir sensor-related warning conditions
• Pressure retention issues in the cooling system
• Replacement needs after age-related plastic deterioration

Installation Notes and Tips

Verify the OE number 17137640515, reservoir dimensions, and sensor configuration before installation. Confirm that the cap and sensor arrangement matches the vehicle’s original setup, and inspect connected hoses, clamps, and the mounting area for wear before transferring the new reservoir into service. After installation, refill and bleed the cooling system according to BMW service procedures to remove trapped air.

Quality Assurance

Vaico supplies OE-referenced cooling components for European vehicle service, and this reservoir is cataloged to the specified BMW application data and pressure rating. The Expert Kits+ packaging approach supports organized parts selection for repair work on the listed BMW models.