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IGNITION SWITCH for Audi, Volkswagen

OEM Part #: 4B0905851P

Compatible Vehicles

Fits 156 vehicle configurations across 2 makes, 2003-2010.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • A4 2003-2009 · 60 variants 60 with notes
  • A6 2003-2004 · 10 variants 10 with notes
  • Allroad 2003-2005 · 5 variants 5 with notes
  • RS6 2003
  • S4 2004-2009 · 16 variants 16 with notes
  • S6 2003 1 with note
  • TT 2003-2006 · 22 variants

Volkswagen

  • Beetle 2003-2010 · 19 variants 11 with notes
  • Passat 2004-2005 · 22 variants 22 with notes
View all 156 vehicle configurations 125 with fitment notes
Year Make Model Trim Engine Note
2003 Audi A4 Quattro Wagon 3.0L V6 For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2004 Volkswagen Passat Wagon 2.0L l4 Diesel Turbo For Automatic Transmission
2005 Volkswagen Passat Sedan 2.0L l4 Diesel Turbo For Automatic Transmission
2005 Volkswagen Passat Wagon 2.0L l4 Diesel Turbo For Automatic Transmission
2004 Volkswagen Passat Wagon 4.0L W8 For Automatic Transmission
2004 Volkswagen Passat Sedan 4.0L W8 For Automatic Transmission
2004 Volkswagen Passat Sedan 2.0L l4 Diesel Turbo For Automatic Transmission
2005 Volkswagen Beetle Convertible 2.0L l4
2006 Audi A4 Convertible 1.8L l4 Turbo For Automatic Transmission
2005 Audi A4 Quattro Sedan 1.8L l4 Turbo For Automatic Transmission
2004 Volkswagen Beetle Convertible 1.9L l4 Diesel Turbo
2003 Audi A4 Convertible 3.0L V6 For Automatic Transmission
2004 Audi A4 Convertible 3.0L V6 For Automatic Transmission
2008 Audi A4 Sedan 3.2L V6 For Automatic Transmission
2004 Audi A4 Quattro Convertible 3.0L V6 For Automatic Transmission
2003 Audi A6 Sedan 3.0L V6 For Automatic Transmission
2004 Audi A4 Quattro Sedan 3.0L V6 For Automatic Transmission
2004 Audi A6 Quattro Wagon 3.0L V6 For Automatic Transmission
2003 Audi A4 Sedan 3.0L V6 For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2004 Audi A4 Sedan 3.0L V6 For Automatic Transmission
2004 Audi A6 Sedan 3.0L V6 For Automatic Transmission
2004 Volkswagen Passat 4 Wagon 2.8L V6 For Automatic Transmission
2005 Audi A4 Sedan 1.8L l4 Turbo For Automatic Transmission
2003 Audi A4 Convertible 1.8L l4 Turbo For Automatic Transmission
2005 Audi A4 Quattro Wagon 1.8L l4 Turbo For Automatic Transmission
2004 Audi A4 Convertible 1.8L l4 Turbo For Automatic Transmission
2005 Audi Allroad Quattro Wagon 2.7L V6 Turbo For Automatic Transmission
2005 Audi A4 Convertible 1.8L l4 Turbo For Automatic Transmission
2003 Audi A6 Quattro Wagon 3.0L V6 For Automatic Transmission
2005 Audi S4 Wagon 4.2L V8 For Automatic Transmission
2004 Volkswagen Passat 4 Sedan 2.8L V6 For Automatic Transmission
2007 Audi S4 Sedan 4.2L V8 For Automatic Transmission
2006 Audi TT Quattro Coupe 3.2L V6
2009 Audi A4 Quattro Convertible 3.2L V6 For Automatic Transmission
2005 Volkswagen Passat 4 Wagon 2.8L V6 For Automatic Transmission
2004 Volkswagen Passat Sedan 2.8L V6 For Automatic Transmission
2008 Audi S4 Wagon 4.2L V8 For Automatic Transmission
2008 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2008 Audi S4 Sedan 4.2L V8 For Automatic Transmission
2007 Audi A4 Quattro Wagon 3.2L V6 For Automatic Transmission
2007 Audi S4 Wagon 4.2L V8 For Automatic Transmission
2003 Audi A6 Quattro Sedan 4.2L V8 For Automatic Transmission
2005 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2004 Audi Allroad Quattro Wagon 4.2L V8 For Automatic Transmission
2005 Audi Allroad Quattro Wagon 4.2L V8 For Automatic Transmission
2003 Audi S6 Wagon 4.2L V8 For Automatic Transmission
2004 Audi S4 Sedan 4.2L V8 For Automatic Transmission
2008 Audi A4 Sedan 2.0L l4 Turbo For Automatic Transmission
2009 Audi A4 Convertible 2.0L l4 Turbo For Automatic Transmission
2004 Audi A4 Quattro Wagon 1.8L l4 Turbo For Automatic Transmission
2005 Audi A4 Quattro Sedan 2.0L l4 Turbo For Automatic Transmission
2008 Audi A4 Quattro Sedan 3.2L V6 For Automatic Transmission
2006 Audi S4 Wagon 4.2L V8 For Automatic Transmission
2009 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2005 Audi A4 Quattro Convertible 3.0L V6 For Automatic Transmission
2004 Audi S4 Wagon 4.2L V8 For Automatic Transmission
2008 Audi A4 Quattro Wagon 3.2L V6 For Automatic Transmission
2006 Audi TT Quattro Convertible 3.2L V6
2006 Audi A4 Sedan 3.2L V6 For Automatic Transmission
2005 Volkswagen Passat Sedan 2.8L V6 For Automatic Transmission
2006 Audi A4 Quattro Wagon 3.2L V6 For Automatic Transmission
2005 Audi TT Quattro Coupe 3.2L V6
2005 Audi A4 Convertible 3.0L V6 For Automatic Transmission
2005 Volkswagen Passat Wagon 2.8L V6 For Automatic Transmission
2005 Audi A4 Sedan 3.0L V6 For Automatic Transmission
2005 Volkswagen Passat 4 Sedan 2.8L V6 For Automatic Transmission
2005 Audi A4 Quattro Wagon 3.2L V6 For Automatic Transmission
2005 Audi A4 Quattro Sedan 3.0L V6 For Automatic Transmission
2004 Audi A6 Quattro Sedan 2.7L V6 Turbo For Automatic Transmission
2003 Audi Allroad Quattro Wagon 2.7L V6 Turbo For Automatic Transmission
2004 Volkswagen Passat Wagon 2.8L V6 For Automatic Transmission
2008 Audi A4 Quattro Convertible 3.2L V6 For Automatic Transmission
2003 Audi A6 Quattro Sedan 2.7L V6 Turbo For Automatic Transmission
2003 Audi RS6 Sedan 4.2L V8 Turbo
2005 Audi S4 Sedan 4.2L V8 For Automatic Transmission
2005 Audi A4 Quattro Wagon 3.0L V6 For Automatic Transmission
2005 Audi A4 Quattro Sedan 3.2L V6 For Automatic Transmission
2005 Audi TT Quattro Convertible 3.2L V6
2006 Audi A4 Quattro Sedan 3.2L V6 For Automatic Transmission
2004 Audi TT Quattro Coupe 3.2L V6
2004 Audi A6 Quattro Sedan 4.2L V8 For Automatic Transmission
2004 Audi Allroad Quattro Wagon 2.7L V6 Turbo For Automatic Transmission
2007 Audi A4 Quattro Convertible 3.2L V6 For Automatic Transmission
2007 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2004 Audi TT Quattro Convertible 1.8L l4 Turbo
2004 Audi TT Quattro Convertible 3.2L V6
2006 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2007 Audi A4 Sedan 3.2L V6 For Automatic Transmission
2007 Audi A4 Quattro Sedan 3.2L V6 For Automatic Transmission
2006 Audi S4 Sedan 4.2L V8 For Automatic Transmission
2004 Audi S4 Convertible 4.2L V8 For Automatic Transmission
2006 Audi A4 Quattro Convertible 3.0L V6 For Automatic Transmission
2003 Audi A4 Quattro Sedan 3.0L V6 For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2004 Volkswagen Passat 4 Wagon 1.8L l4 Turbo For Automatic Transmission
2003 Audi TT Quattro Convertible 1.8L l4 Turbo
2004 Volkswagen Passat Sedan 1.8L l4 Turbo For Automatic Transmission
2004 Volkswagen Passat Wagon 1.8L l4 Turbo For Automatic Transmission
2005 Audi TT Quattro Convertible 1.8L l4 Turbo
2006 Audi TT Convertible 1.8L l4 Turbo
2003 Audi TT Quattro Coupe 1.8L l4 Turbo
2003 Volkswagen Beetle Convertible 1.8L l4 Turbo
2006 Audi TT Quattro Coupe 1.8L l4 Turbo
2009 Audi A4 Quattro Convertible 2.0L l4 Turbo For Automatic Transmission
2007 Audi A4 Quattro Convertible 2.0L l4 Turbo For Automatic Transmission
2006 Audi A4 Quattro Wagon 2.0L l4 Turbo For Automatic Transmission
2003 Audi A4 Quattro Sedan 1.8L l4 Turbo For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2005 Audi A4 Sedan 2.0L l4 Turbo For Automatic Transmission
2005 Audi TT Quattro Coupe 1.8L l4 Turbo
2004 Audi A4 Quattro Sedan 1.8L l4 Turbo For Automatic Transmission
2005 Volkswagen Beetle Convertible 1.8L l4 Turbo
2006 Volkswagen Beetle Hatchback 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2008 Audi A4 Quattro Wagon 2.0L l4 Turbo For Automatic Transmission
2010 Volkswagen Beetle Convertible 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 08/31/10
2003 Volkswagen Beetle Convertible 2.0L l4
2003 Audi A6 Quattro Sedan 3.0L V6 For Automatic Transmission
2004 Audi A6 Quattro Sedan 3.0L V6 For Automatic Transmission
2004 Audi A4 Quattro Wagon 3.0L V6 For Automatic Transmission
2006 Volkswagen Beetle Convertible 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 08/31/10
2010 Volkswagen Beetle Hatchback 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2009 Volkswagen Beetle Hatchback 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2004 Volkswagen Beetle Convertible 2.0L l4
2009 Volkswagen Beetle Convertible 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 08/31/10
2008 Volkswagen Beetle Hatchback 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2007 Volkswagen Beetle Convertible 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 08/31/10
2008 Volkswagen Beetle Convertible 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 08/31/10
2007 Volkswagen Beetle Hatchback 2.5L l5 For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2004 Audi A4 Sedan 1.8L l4 Turbo For Automatic Transmission
2005 Volkswagen Passat 4 Wagon 1.8L l4 Turbo For Automatic Transmission
2007 Audi A4 Sedan 2.0L l4 Turbo For Automatic Transmission
2004 Volkswagen Beetle Convertible 1.8L l4 Turbo
2004 Audi TT Coupe 1.8L l4 Turbo
2006 Audi A4 Quattro Sedan 2.0L l4 Turbo For Automatic Transmission
2007 Audi A4 Quattro Wagon 2.0L l4 Turbo For Automatic Transmission
2007 Audi A4 Quattro Sedan 2.0L l4 Turbo For Automatic Transmission
2004 Audi TT Quattro Coupe 1.8L l4 Turbo
2003 Audi TT Coupe 1.8L l4 Turbo
2005 Volkswagen Passat Sedan 1.8L l4 Turbo For Automatic Transmission
2005 Volkswagen Passat 4 Sedan 1.8L l4 Turbo For Automatic Transmission
2005 Audi TT Coupe 1.8L l4 Turbo
2006 Audi TT Coupe 1.8L l4 Turbo
2008 Audi A4 Quattro Sedan 2.0L l4 Turbo For Automatic Transmission
2005 Volkswagen Passat Wagon 1.8L l4 Turbo For Automatic Transmission
2003 Audi TT Convertible 1.8L l4 Turbo
2003 Volkswagen Beetle Convertible 1.9L l4 Diesel Turbo
2003 Audi A4 Sedan 1.8L l4 Turbo For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2006 Audi A4 Sedan 2.0L l4 Turbo For Automatic Transmission
2005 Audi A4 Quattro Wagon 2.0L l4 Turbo For Automatic Transmission
2004 Volkswagen Passat 4 Sedan 1.8L l4 Turbo For Automatic Transmission
2004 Audi TT Convertible 1.8L l4 Turbo
2006 Volkswagen Beetle Hatchback 1.9L l4 Diesel Turbo For Automatic Transmission; For Vehicles with Production Date Between 07/01/06 and 09/30/10
2008 Audi A4 Quattro Convertible 2.0L l4 Turbo For Automatic Transmission
2008 Audi A4 Convertible 2.0L l4 Turbo For Automatic Transmission
2007 Audi A4 Convertible 2.0L l4 Turbo For Automatic Transmission
2003 Audi A4 Quattro Wagon 1.8L l4 Turbo For Automatic Transmission; For Vehicles Where Last 6 Digits of VIN Number are Greater Than 100001
2006 Audi TT Quattro Convertible 1.8L l4 Turbo
2005 Audi TT Convertible 1.8L l4 Turbo