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          Bosch 0392020039 - Engine Auxiliary Water Pump

          MPN: 0392020039
          The Bosch 0392020039 Engine Auxiliary Water Pump ensures efficient coolant circulation, maintaining optimal engine temperatures for select Volkswagen and Audi models.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $73.95
          In stock

          Product Overview

          The Bosch Engine Auxiliary Water Pump 0392020039 is designed to provide optimal cooling system performance for your Volkswagen and Audi vehicles. This essential component ensures efficient coolant circulation, helping to maintain engine temperatures and prevent overheating. Crafted to meet OE standards, this part guarantees reliability and accurate fitment, catering specifically to European automotive enthusiasts. Choose Bosch 0392020039 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bosch 0392020039 is equivalent to or replaces the following part numbers: 078965561

          Vehicle Compatibility

          • Volkswagen Beetle 2.5 L5 (2005–2010)
          • Volkswagen Golf GTI 1.8 T (2005–2006)
          • Volkswagen Jetta GLS 1.8 L4 (2005–2006)
          • Audi TT Base 1.8 L4 (2005–2006)
          • Audi TT Quattro Base 1.8 L4 (2005–2006)

          This may also fits other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • 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 the Bosch 0392020039 Engine Auxiliary Water Pump do?

          The auxiliary water pump circulates coolant through the engine and heater core, helping to maintain optimal engine temperatures and enhancing the overall efficiency of the cooling system.

          How do I know if my Engine Auxiliary Water Pump needs replacement?

          Common symptoms of a failing auxiliary water pump include engine overheating, coolant leaks, unusual noises from the pump, or dashboard warning lights related to the cooling system.

          Can I install the Bosch 0392020039 myself?

          What are the symptoms of a faulty Engine Auxiliary Water Pump?

          Symptoms of a failing auxiliary water pump may include engine overheating, coolant leaks, and strange noises coming from the pump. It is crucial to address these issues promptly to avoid further engine damage.

          Why should I choose Bosch for my Engine Auxiliary Water Pump needs?

          Choosing Bosch ensures you receive a quality part that meets OE specifications. Order Bosch 0392020039 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              236864
            • Weight
              0.9744 lbs
            • Dimensions (L x W x H)
              5.9843 x 3.622 x 3.0709 in
            • Barcode
              03165143331934
            • Manufacturer Part #
              0392020039
          • Brand
            Bosch
          • Manufacturer
            Bosch
          • MPN
            0392020039
          • Part Type
            Engine Auxiliary Water Pump
          • OE Part Numbers
            078965561
          • Features
            Gasket Or Seal Included : No
            Inlet Outside Diameter : 0 mm
            Inlet Port Quantity : 1
            Installation Warnings : No
            Material : Mixed
            Mounting Bracket Included : No
            Mounting Hardware Included : No
            Outlet Outside Diameter : 0 mm
            Outlet Port Quantity : 1
            Rotation : Clockwise (Right)
            Type : N/A
            Wattage (Water Pump) : 10 W
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1998VolkswagenBeetleTDI (1.9 L4 DIESEL)
          1998VolkswagenBeetleBase (2.0 L4 GAS)
          1999VolkswagenBeetleGL (2.0 L4 GAS)
          1999VolkswagenBeetleGLS (2.0 L4 GAS)
          1999VolkswagenBeetleGL (1.9 L4 DIESEL)
          1999VolkswagenBeetleGLS (1.9 L4 DIESEL)
          1999VolkswagenGolfGL (1.9 L4 DIESEL)
          1999VolkswagenGolfTDI (1.9 L4 DIESEL)
          1999VolkswagenGolfGL (2.0 L4 GAS)Engine: AEG
          1999VolkswagenGolfGLS (2.0 L4 GAS)Engine: AEG
          1999VolkswagenGolfGTI (2.0 L4 GAS)Engine: AEG
          1999VolkswagenGolfWolfsburg Edition (2.0 L4 GAS)Engine: AEG
          2000VolkswagenBeetleGL (2.0 L4 GAS)
          2000VolkswagenBeetleGLS (2.0 L4 GAS)
          2000VolkswagenBeetleGL (1.9 L4 DIESEL)
          2000VolkswagenBeetleGLS (1.9 L4 DIESEL)
          2000VolkswagenGolfGL (1.9 L4 DIESEL)
          2000VolkswagenGolfGLS (1.9 L4 DIESEL)
          2000VolkswagenGolfGL (2.0 L4 GAS)
          2000VolkswagenGolfGLS (2.0 L4 GAS)
          2000VolkswagenGolfGTI GLS (2.0 L4 GAS)
          2000VolkswagenGolfGLS (1.8 L4 GAS)
          2000VolkswagenGolfGTI GLS (1.8 L4 GAS)
          2000AudiA6 QuattroBase (2.7 V6 GAS)
          2000AudiS4Base (2.7 V6 GAS)
          2001VolkswagenBeetleGL (1.9 L4 DIESEL)
          2001VolkswagenBeetleGLS (1.9 L4 DIESEL)
          2001VolkswagenBeetleSport (1.9 L4 DIESEL)
          2001VolkswagenBeetleGL (2.0 L4 GAS)Engine: AEG, Engine: AZG
          2001VolkswagenBeetleGLS (2.0 L4 GAS)Engine: AEG, Engine: AZG
          2001VolkswagenBeetleSport (2.0 L4 GAS)Engine: AEG, Engine: AZG
          2001VolkswagenGolfGL (2.0 L4 GAS)Engine: AEG, Engine: AZG
          2001VolkswagenGolfGLS (2.0 L4 GAS)Engine: AEG, Engine: AZG
          2001VolkswagenGolfGL (1.9 L4 DIESEL)
          2001VolkswagenGolfGLS (1.9 L4 DIESEL)
          2001VolkswagenGolfGLS (1.8 L4 GAS)Engine: AWD
          2001VolkswagenGolfGTI GLS (1.8 L4 GAS)Engine: AWD
          2001AudiA6 QuattroBase (2.7 V6 GAS)
          2001AudiAllroad QuattroBase (2.7 V6 GAS)
          2001AudiS4Avant (2.7 V6 GAS)
          2001AudiS4Base (2.7 V6 GAS)
          2002VolkswagenBeetleGL (1.9 L4 DIESEL)
          2002VolkswagenBeetleGLS (1.9 L4 DIESEL)
          2002VolkswagenBeetleSport (1.9 L4 DIESEL)
          2002VolkswagenBeetleGL (2.0 L4 GAS)Engine: AZG
          2002VolkswagenBeetleGLS (2.0 L4 GAS)Engine: AZG
          2002VolkswagenBeetleSport (2.0 L4 GAS)Engine: AZG
          2002VolkswagenGolfGL (2.0 L4 GAS)Engine: AZG, Engine: AWP
          2002VolkswagenGolfGLS (2.0 L4 GAS)Engine: AZG, Engine: AWP
          2002VolkswagenGolfGL (1.9 L4 DIESEL)Engine: AWP
          2002VolkswagenGolfGLS (1.9 L4 DIESEL)Engine: AWP
          2002VolkswagenGolfGTI 1.8T (1.8 L4 GAS)Engine: AWP
          2002VolkswagenGolfGTI 337 (1.8 L4 GAS)Engine: AWP
          2002VolkswagenGolfGTI VR6 (2.8 V6 GAS)Engine: AWP
          2002AudiA6 QuattroBase (2.7 V6 GAS)
          2002AudiAllroad QuattroBase (2.7 V6 GAS)
          2002AudiS4Avant (2.7 V6 GAS)
          2002AudiS4Base (2.7 V6 GAS)
          2003VolkswagenBeetleGL (1.9 L4 DIESEL)
          2003VolkswagenBeetleGLS (1.9 L4 DIESEL)
          2003VolkswagenBeetleGL (2.0 L4 GAS)Engine: AZG, Engine: BDC
          2003VolkswagenBeetleGLS (2.0 L4 GAS)Engine: AZG, Engine: BDC
          2003VolkswagenGolfGL (1.9 L4 DIESEL)Engine: AWP
          2003VolkswagenGolfGLS (1.9 L4 DIESEL)Engine: AWP
          2003VolkswagenGolfGL (2.0 L4 GAS)Engine: AWP
          2003VolkswagenGolfGLS (2.0 L4 GAS)Engine: AWP
          2003VolkswagenGolfGTI 1.8T (1.8 L4 GAS)Engine: AWP
          2003VolkswagenGolfGTI 20th Anniversary (1.8 L4 GAS)Engine: AWP
          2003VolkswagenGolfGTI VR6 (2.8 V6 GAS)Engine: AWP
          2004VolkswagenBeetleGL (1.9 L4 DIESEL)
          2004VolkswagenBeetleGLS (1.9 L4 DIESEL)
          2004VolkswagenBeetleGL (2.0 L4 GAS)
          2004VolkswagenBeetleGLS (2.0 L4 GAS)
          2004VolkswagenGolfGL TDI (1.9 L4 DIESEL)Engine: ALH, Engine: AWP
          2004VolkswagenGolfGLS TDI (1.9 L4 DIESEL)Engine: ALH, Engine: AWP
          2004VolkswagenGolfGL (2.0 L4 GAS)Engine: AWP
          2004VolkswagenGolfGLS (2.0 L4 GAS)Engine: AWP
          2004VolkswagenGolfGTI 1.8T (1.8 L4 GAS)Engine: AWP
          2004VolkswagenGolfGTI VR6 (2.8 V6 GAS)Engine: AWP
          2004AudiTT QuattroBase (3.2 V6 GAS)Engine: BEA
          2004AudiTT QuattroBase (1.8 L4 GAS)
          2005VolkswagenBeetleGLS TDI (1.9 L4 DIESEL)
          2005VolkswagenBeetleGL (2.0 L4 GAS)
          2005VolkswagenBeetleGLS (2.0 L4 GAS)
          2005VolkswagenGolfGL (2.0 L4 GAS)Engine: AWP
          2005VolkswagenGolfGLS (2.0 L4 GAS)Engine: AWP
          2005VolkswagenGolfGTI 1.8T (1.8 L4 GAS)Engine: AWP
          2005VolkswagenGolfGTI VR6 (2.8 V6 GAS)Engine: AWP
          2005VolkswagenGolfTDI (1.9 L4 DIESEL)Engine: AWP
          2005AudiTT QuattroBase (1.8 L4 GAS)Engine: BEA
          2005AudiTT QuattroBase (3.2 V6 GAS)Engine: BEA
          2010VolkswagenBeetleBase (2.5 L5 GAS)
          2009VolkswagenBeetleBase (2.5 L5 GAS)
          2008VolkswagenBeetleS (2.5 L5 GAS)
          2008VolkswagenBeetleSE (2.5 L5 GAS)
          2007VolkswagenBeetle2.5 (2.5 L5 GAS)
          2006VolkswagenBeetle2.5 (2.5 L5 GAS)
          2006VolkswagenBeetleTDI (1.9 L4 DIESEL)
          2006AudiTT QuattroBase (3.2 V6 GAS)Engine: BEA
          2006AudiTT QuattroBase (1.8 L4 GAS)Engine: BEA
          There are more vehicles this part is compatible with. Check if it fits your vehicle.
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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.

          Product questions

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