Vaico V10-3646 Brake Vacuum Hose
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Vaico
 VAICO

Vaico V10-3646 Brake Vacuum Hose

Brand Vaico V10-3646
Height [mm] 50
Length [mm] 100
Packaging Depth [cm] 10
Packaging height [cm] 5
Packaging width [cm] 11
Weight [kg] 0.027
Width [mm] 110
Product line VAICO
Fits Volkswagen and Audi · 9 vehicles

OEM-quality. Manufactured in Germany to meet vehicle manufacturer certifications.

Brake vacuum hose. Supports vacuum transfer in the brake system.

Cross-references 4B0 611 931 DF and 4B0 611 931 N for the same application. See all 2.

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Brake Vacuum Hose for OE-Style Fitment

The Vaico V10-3646 brake vacuum hose is an OE-style replacement built for vehicles that require a precise vacuum connection in the brake system. It is made in Germany to OEM-quality standards under VAICO’s Q+ Quality Level, with dimensions of 100 mm length, 110 mm width, and 50 mm height for a compact, application-specific fit.

Compatible With 2000-2001 Audi A4, 2000-2001 Audi A4 Quattro, 2000 Volkswagen Passat, 2001 Volkswagen Passat, and 2003-2005 Volkswagen Passat applications that call for OE No. 4B0611931DF.

  • Brake vacuum hose for vacuum-assisted brake system routing
  • VAICO Q+ Quality Level for OEM-quality manufacturing in Germany
  • Direct-reference replacement for OE No. 4B0611931DF
  • Compact dimensions: 100 mm length, 110 mm width, 50 mm height
  • Lightweight construction at 0.027 kg for application-specific service replacement

Product Details and Fitment

VAICO V10-3646 is a brake vacuum hose designed for select Audi and Volkswagen models, including the Audi A4, Audi A4 Quattro, and Volkswagen Passat. This part cross-references 4B0 611 931 DF and 4B0 611 931 N for the same application. The Q+ product line identifies German-made parts produced to OEM-quality standards in accordance with vehicle manufacturer certifications, making this hose a practical choice when replacing a worn or damaged vacuum line in the brake system.

Fits 2000-2001 Audi A4, N/A. Fits 2000-2001 Audi A4 Quattro, N/A. Fits 2000 Volkswagen Passat, N/A. Fits 2001 Volkswagen Passat, N/A. Fits 2003-2005 Volkswagen Passat, N/A.

Common Issues This Part Can Address

  • Cracked or deteriorated brake vacuum hose material
  • Vacuum loss in the brake assist circuit
  • Hard brake pedal feel caused by compromised vacuum routing
  • Incorrect fitment from non-OE-style replacement hoses
  • Service replacement for OE No. 4B0611931DF applications

Installation Notes and Quality Assurance

Verify the OE number and vehicle application before installation, especially on 2000-2001 Audi A4 and Audi A4 Quattro models and 2000-2005 Volkswagen Passat vehicles. Compare the existing hose routing and dimensions to confirm proper fitment. Because this is a brake-system vacuum component, inspect adjoining lines and connections for wear during service.

VAICO’s Q+ Quality Level indicates German-made parts produced to OEM-quality standards under vehicle manufacturer certification requirements.

Related reading

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2005VolkswagenPassat1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2004VolkswagenPassat1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2003VolkswagenPassat1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2001AudiA41.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2001AudiA4 Quattro1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2001VolkswagenPassat1.8LL4N/AGrade: OEM - Made in Germany (Q+); To Vin 3B-1-049 999; With OE No. 4B0611931DF; VAICO
2000AudiA41.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2000AudiA4 Quattro1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
2000VolkswagenPassat1.8LL4N/AGrade: OEM - Made in Germany (Q+); With OE No. 4B0611931DF; VAICO
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
4B0 611 931 DF4B0 611 931 N