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Genuine OEM & performance parts — ships to United States

Product overview

Genuine OEM Audi Ignition Switch With Housing, part number 4B0905851B. This critical component controls the vehicle's electrical power and enables engine start. It is typically located in the steering column assembly. Weighing 0.381 kg, this part ensures reliable electrical connections and proper security functions. Choosing a genuine OEM ignition switch guarantees precise fitment, correct electrical characteristics, and long-term durability for a vital system.

Technical details

Category
Ignition
Country of origin
Germany
Customs (HS) code
83012000
Manufacturer
Audi
Product Type
Genuine new auto parts
Shipping size (L × W × H)
13.5 × 7.5 × 7 cm
Shipping weight
0.38 kg

Why buy from WW Spares?

  • ✓ Genuine OEM inventory sourced directly from factory networks
  • ✓ Fitment support from workshop-seasoned parts specialists
  • ✓ Global logistics with customs-ready documentation

Need help confirming compatibility? Talk to a specialist

Parts diagram & fitment

105 vehicles

Lock — locate 4B0905851B Audi Ignition Switch With Housing | Controls Engine Start in the official exploded view and explore the surrounding assembly.

Parts in this assembly8
Compatible / alternative parts(4)
Vehicle fitment table106

Europe (68)

VehicleYearsPos.QtyRemarkPR
Polo2011-20141F 9
Roomster2010-20151
Fabia Scout2010-20141
Polo2009-201411D
Fabia Ambiente2009-20131
Fabia Jingrui2008-20141
Ibiza Reference2008-201111D
transp. caravelle2008-2009111PR:A8B,
transp. dropside2008-2009111PR:A8B
California Camper2008-2009111
TRANSPORTER GESCHL. 082007-111PR:A8B,A9A
TRANSPORTER OFFEN 082007-111PR:A8B
CAMPMOBIL-T5 082007-111
ROOMSTER 06>2006-11
FABIA/COMBI NF 07>2006-11
Alhambra2006-201011
TRANSPORTER/4MOTION 072006-2007111PR:A8B,A9A
TRANSPORTER OFFEN (7J) 072006-2007111PR:A8B
CAMPMOBIL (T5) 072006-2007111
IBIZA 06>2005-11
CORDOBA 06>2005-11
ALHAMBRA/4MOTION2005-11
TRANSPORTER/4MOTION 062005-2006111PR:A8B
TRANSPORTER 062005-2006111PR:A8B
FABIA/COMBI 05>2004-11
CAMPMOBILE(T5)2004-2006111
New Beetle Cabrio.2003-200511
TRANSPORTER2003-2005111PR:A8B
Jetta/Wagon2002-200611
Audi A4/S4 Cabrio./qu.2002-200611L0L,L0R,0G1,0G7
PASSAT/4MOTION/W82002-200511L0R,0G1,0G2,0G7,1VB,1VH
SHARAN/4MOTION2002-200511G0C,G0E,G0F,G0L,G0M
CORDOBA/SE2412002-200511
ALHAMBRA/4MOTION2002-200511
SUPERB 02>2001-11PR:0G7L0L,0G7
TOLEDO/LEON/LEON-42001-200611
POLO2001-200511
New Beetle2001-200511
IBIZA2001-200511
Audi A4/S4/Av./qu.2001-20041
Audi A6/Wagon/quattro2001-20041
GOLF/VAR./4MOT. A4 022001-200211
Jetta Wagon 022001-200211
Jetta Wagon2001-200111
PASSAT 00>2000-1
OCTAVIA/COMBI/4X4 01>2000-2, 11G0E
AUDI A22000-20058, 1
Audi A6 Allroad qu.2000-2005110G1,0G2,0G7
AUDI A3/S3/QUATTRO2000-20031
Passat/4Motion/W82000-200211
SHARAN/4MOTION2000-200211
ALHAMBRA/4MOTION2000-200211
AUDI RS4 AV. QU.2000-200111
FABIA/COMBI1999-2004112C5
Audi TT Coupe/Roadster1999-20022, 11
Audi A8 quattro1999-200221
Audi A4/Avant1999-200111
Audi A4/Av.qu.1999-200111
AUDI A81998-200221
New Beetle1998-200111
TOLEDO/LEON/LEON-41998-200111
Golf1998-200011
Audi A6/Avant1997-20011
Audi A6/Av.qu.F4B-W->1997-20011
Audi A4/Avant F8D-W->1997-19981ah
Audi A4/Av.qu.F8D-W->1997-19981ah
AUDI A3/S3/QUATTRO1996-20002, 11
OCTAVIA/COMBI/4X41996-20002, 11

Other markets (32)

VehicleYearsPos.QtyRemarkPR
Polo Vivo2014-201711
Voyage2011-11PR:GP0+0RA0RA
polo sedan2011-20141F 9
Polo Vivo2010-201411
saveiro2009-110RA
bora2008-201611PR:0RA+F0A+
Lavida2008-20131
Golf Brasil "BR."08>2007-2, 11
Jetta City "Mex"08>2007-11
POLO HATCH "BR."07>2006-1F 9
POLO SEDAN "BR."07>2006-1F 9
POLO JIN QIN "CN"06>2006-110RB
POLO JIN QV "CN"06>2006-11
BORA-GP-FAW 07>2006-1
Jetta City "MEX"05>072006-200711
PASSAT LINGYU "CN."06>2005-11
AUDI A3 "BR."M.06>2005-20062, 11
Golf 'R32' n. "USA"2004-200411
POLO CLASSIC "CN"03>062003-2006110RB
POLO CLASSIC (AUS) "CN"03>062003-2006110RB
POLO CLASSIC "ZA"03>052003-200511
Golf "BR.","USA"03>072002-20072, 112C5
POLO "CN"02>062002-20061
POLO-BRASIL2002-2006110RA
POLO LIM.(SEDAN) "BR"2002-2006110CX
BORA (FAW)2001-20061
Jetta USA2001-200511PR:0G2,0G7
Golf BR/US2001-20022, 11
AUDI A3-BRASIL.2000-20052, 1
AUDI A6L CHINA1999-200511
Golf BR/US1999-20012, 11
Jetta "USA"99>011998-200111

Platform / generic diagrams (5)

VehicleYearsPos.QtyRemarkPR
1J0 platform1
1C0 platform1
5U0 platform110RA
3B0 platform11
1J0 platform2, 1

Listed without a diagram position (1)

VehicleYearsPos.QtyRemarkPR
Audi A81996-19981

Diagrams & fitment data powered by oemdiagrams.com

4B0905851B Audi Ignition Switch With Housing | Controls Engine Start is fitted on: Polo 2011-2014; Roomster 2010-2015; Fabia Scout 2010-2014; Polo 2009-2014; Fabia Ambiente 2009-2013; Fabia Jingrui 2008-2014; Ibiza Reference 2008-2011; transp. caravelle 2008-2009; transp. dropside 2008-2009; California Camper 2008-2009; TRANSPORTER GESCHL. 08 2007-; TRANSPORTER OFFEN 08 2007-; CAMPMOBIL-T5 08 2007-; ROOMSTER 06> 2006-; FABIA/COMBI NF 07> 2006-; Alhambra 2006-2010; TRANSPORTER/4MOTION 07 2006-2007; TRANSPORTER OFFEN (7J) 07 2006-2007; CAMPMOBIL (T5) 07 2006-2007; IBIZA 06> 2005-; CORDOBA 06> 2005-; ALHAMBRA/4MOTION 2005-; TRANSPORTER/4MOTION 06 2005-2006; TRANSPORTER 06 2005-2006; FABIA/COMBI 05> 2004-; CAMPMOBILE(T5) 2004-2006; New Beetle Cabrio. 2003-2005; TRANSPORTER 2003-2005; Jetta/Wagon 2002-2006; Audi A4/S4 Cabrio./qu. 2002-2006; PASSAT/4MOTION/W8 2002-2005; SHARAN/4MOTION 2002-2005; CORDOBA/SE241 2002-2005; ALHAMBRA/4MOTION 2002-2005; SUPERB 02> 2001-; TOLEDO/LEON/LEON-4 2001-2006; POLO 2001-2005; New Beetle 2001-2005; IBIZA 2001-2005; Audi A4/S4/Av./qu. 2001-2004; Audi A6/Wagon/quattro 2001-2004; GOLF/VAR./4MOT. A4 02 2001-2002; Jetta Wagon 02 2001-2002; Jetta Wagon 2001-2001; PASSAT 00> 2000-; OCTAVIA/COMBI/4X4 01> 2000-; AUDI A2 2000-2005; Audi A6 Allroad qu. 2000-2005; AUDI A3/S3/QUATTRO 2000-2003; Passat/4Motion/W8 2000-2002; SHARAN/4MOTION 2000-2002; ALHAMBRA/4MOTION 2000-2002; AUDI RS4 AV. QU. 2000-2001; FABIA/COMBI 1999-2004; Audi TT Coupe/Roadster 1999-2002; Audi A8 quattro 1999-2002; Audi A4/Avant 1999-2001; Audi A4/Av.qu. 1999-2001; AUDI A8 1998-2002; New Beetle 1998-2001; TOLEDO/LEON/LEON-4 1998-2001; Golf 1998-2000; Audi A6/Avant 1997-2001; Audi A6/Av.qu.F4B-W-> 1997-2001; Audi A4/Avant F8D-W-> 1997-1998; Audi A4/Av.qu.F8D-W-> 1997-1998; AUDI A3/S3/QUATTRO 1996-2000; OCTAVIA/COMBI/4X4 1996-2000; Polo Vivo 2014-2017; Voyage 2011-; polo sedan 2011-2014; Polo Vivo 2010-2014; saveiro 2009-; bora 2008-2016; Lavida 2008-2013; Golf Brasil "BR."08> 2007-; Jetta City "Mex"08> 2007-; POLO HATCH "BR."07> 2006-; POLO SEDAN "BR."07> 2006-; POLO JIN QIN "CN"06> 2006-; POLO JIN QV "CN"06> 2006-; BORA-GP-FAW 07> 2006-; Jetta City "MEX"05>07 2006-2007; PASSAT LINGYU "CN."06> 2005-; AUDI A3 "BR."M.06> 2005-2006; Golf 'R32' n. "USA" 2004-2004; POLO CLASSIC "CN"03>06 2003-2006; POLO CLASSIC (AUS) "CN"03>06 2003-2006; POLO CLASSIC "ZA"03>05 2003-2005; Golf "BR.","USA"03>07 2002-2007; POLO "CN"02>06 2002-2006; POLO-BRASIL 2002-2006; POLO LIM.(SEDAN) "BR" 2002-2006; BORA (FAW) 2001-2006; Jetta USA 2001-2005; Golf BR/US 2001-2002; AUDI A3-BRASIL. 2000-2005; AUDI A6L CHINA 1999-2005; Golf BR/US 1999-2001; Jetta "USA"99>01 1998-2001; 1J0 platform; 1C0 platform; 5U0 platform; 3B0 platform.