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          Genuine VW/Audi 06M121678F - HVAC Heater Control Valve

          MPN: 06M121678F
          The Genuine VW/Audi 06M121678F HVAC Heater Control Valve regulates coolant flow for consistent cabin temperatures. Designed for easy installation and OEM performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $124.99
          Out of stock

          Genuine VW/Audi HVAC Heater Control Valve 06M121678F - For Audi Vehicles

          Manufacturer Part Number: 06M121678F

          Description

          The Genuine VW/Audi HVAC Heater Control Valve (part number 06M121678F) is essential for maintaining the heating and cooling system in your Audi. Engineered to OEM standards, this high-quality part ensures optimal performance and longevity, making it a reliable choice for Audi owners.

          This heater control valve effectively regulates coolant flow to the heater core, allowing you to maintain your desired cabin temperature regardless of external weather conditions. Its lightweight, compact design makes installation straightforward, and it comes with all necessary components for a hassle-free setup.

          As a genuine OEM part, this valve is built to meet Audi's stringent quality standards, providing the same level of reliability as the original component. Investing in this HVAC Heater Control Valve means ensuring your vehicle operates smoothly, delivering a comfortable driving experience for years to come.

          Vehicle Compatibility

          This part fits some of the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.

          • Audi Q7 / 3.0V6, 2020-2021
          • Audi A6 allroad / 3.0V6, 2021
          • Audi A6 Quattro / 3.0V6, 2021
          • Audi S5 / 3.0V6, 2021
          • Audi SQ5 / 3.0V6, 2021
          • Audi Q8 / 3.0V6, 2021
          • Audi S4 / 3.0V6, 2021
          • Audi S5 Sportback / 3.0V6, 2019
          • Audi RS5 / 2.9V6, 2019
          • Audi A6 Quattro / 3.0V6, 2019

          Why Shop at eEuroparts.com?

          Since 2000, eEuroparts.com has been a trusted destination for European car owners looking for reliable parts at great prices. Here's why customers choose us:

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does this part do?

          The HVAC Heater Control Valve regulates the flow of coolant to the heater core within your vehicle's heating and cooling system. This ensures that you can maintain a comfortable temperature in the cabin, enhancing your driving experience.

          What vehicles is this part compatible with?

          This part is compatible with various Audi models, including the Q7, A6 allroad, A6 Quattro, S5, SQ5, Q8, and S4 from model years 2018 to 2021. For exact compatibility, please use the vehicle selector tool above.

          What are common signs this part may need replacement?

          Signs that this HVAC Heater Control Valve may need replacement include:

          • Inconsistent cabin temperature
          • Coolant leaks in the vicinity of the valve
          • Heating system not functioning properly
          • Unusual noises coming from the heater core area
            • eEuroparts SKU
              2591854
            • Weight
              0.44 lbs
            • Manufacturer Part #
              06M121678F
          • Brand
            Genuine VW/Audi
          • Manufacturer
            Genuine VW/Audi
          • MPN
            06M121678F
          • Part Type
            HVAC Heater Control Valve
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2018AudiS4Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiS4Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiSQ5Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiSQ5Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiS5Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiS5Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiRS5Base (2.9 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiS5 SportbackPremium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2018AudiS5 SportbackPrestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS5 SportbackPremium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS5 SportbackPrestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS5Premium (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS5Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS5Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiRS5Base (2.9 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiRS5 SportbackBase (2.9 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiSQ5Premium (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiSQ5Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiSQ5Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiQ8Premium (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiQ8Prestige (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiQ8Premium Plus (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiA6 QuattroPremium Plus (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiA6 QuattroPrestige (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiA6 QuattroPremium (3.0 V6 MHEV)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS4Prestige (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS4Premium Plus (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2019AudiS4Premium (3.0 V6 GAS)Notes: Thermo-Pneumatic Valve, Incl.Gasket,Housing and Thermostat
          2021AudiQ7Premium (3.0 V6 MHEV)Notes: 2020-21 3.0 LITER
          2021AudiQ7Premium Plus (3.0 V6 MHEV)Notes: 2020-21 3.0 LITER
          2021AudiQ7Prestige (3.0 V6 MHEV)Notes: 2020-21 3.0 LITER
          2021AudiA6 allroadPremium Plus (3.0 V6 MHEV)
          2021AudiA6 allroadPrestige (3.0 V6 MHEV)
          2021AudiA6 QuattroPremium (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiA6 QuattroPremium Plus (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiA6 QuattroPrestige (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiS5Premium (3.0 V6 GAS)Notes: 3.0 LITER MAIN, to 02/15/2021
          2021AudiS5Premium Plus (3.0 V6 GAS)Notes: 3.0 LITER MAIN, to 02/15/2021
          2021AudiS5Prestige (3.0 V6 GAS)Notes: 3.0 LITER MAIN, to 02/15/2021
          2021AudiSQ5Premium (3.0 V6 GAS)Notes: 3.0 LITER
          2021AudiSQ5Premium Plus (3.0 V6 GAS)Notes: 3.0 LITER
          2021AudiSQ5Prestige (3.0 V6 GAS)Notes: 3.0 LITER
          2021AudiQ8Premium (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiQ8Premium Plus (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiQ8Prestige (3.0 V6 MHEV)Notes: 3.0 LITER
          2021AudiS4Premium (3.0 V6 GAS)Notes: 3.0 LITER
          2021AudiS4Premium Plus (3.0 V6 GAS)Notes: 3.0 LITER
          2021AudiS4Prestige (3.0 V6 GAS)Notes: 3.0 LITER
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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