Vaico V10-3538 Engine Coolant Hose Flange

Engine Coolant Hose Flange for Audi and Volkswagen

Vaico V10-3538 is an engine coolant hose flange built for specific right-side applications on the Audi A3 Sportback e-tron and Volkswagen Jetta. It is made from plastic and includes a seal and fastening clamp for the listed OE-style application.

Key Features

• Engine coolant hose flange for cooling system service
• Plastic construction for the specified OE-style fitment
• Includes seal for the coolant connection
• Includes fastening clamp for the listed application
• Dimensions: 83 mm length, 75.5 mm width, 48 mm height
• Cross-reference part number: 5Q0122291E

Product Details

VAICO V10-3538 is a cooling system flange used at the coolant hose connection point on select vehicles. It is listed for 2016-2018 Audi A3 Sportback e-tron, right side, and 2016-2018 Volkswagen Jetta, right side, with additional fitment notes for 2017-2018 Audi A3 Sportback e-tron variants. The part number V10-3538 is also referenced against OE number 5Q0122291E for the same application. VAICO is the brand line used for this replacement component, focused on OE-style service parts for European vehicle cooling and engine systems.

Common Issues This Part May Address

• Coolant leakage at the hose flange connection
• Cracked or brittle plastic flange housing
• Damaged sealing surface at the coolant outlet
• Loose or worn coolant hose attachment point
• Replacement need after OE flange wear on Audi A3 Sportback e-tron or Volkswagen Jetta

Installation Notes and Tips

Verify the OE number 5Q0122291E and confirm right-side placement before ordering. Inspect the mating hose, seal surface, and clamp condition during installation to avoid repeat leaks. Drain coolant as needed, clean the connection area, and refill the system according to the vehicle service procedure after installation.

Quality Assurance

VAICO V10-3538 is built to match the listed application details, material specification, and OE cross-reference for direct replacement use on the stated Audi and Volkswagen models.