United States
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Number 9 marks the part’s position in the exploded view.
Product overview
Genuine OEM Volkswagen Cover Cap, part number 1J0121422. This cap is designed to seal the coolant expansion tank, preventing debris from entering the system and reducing coolant evaporation. It is a critical component for maintaining the correct coolant level and pressure. The cap features a secure sealing mechanism. Genuine OEM parts ensure proper fit and seal integrity for the expansion tank.
Catalogue entry: Cover cap.
Technical details
- Category
- Engine Cooling
- Country of origin
- Germany
- Customs (HS) code
- 87089997
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 8 × 2.4 × 2.2 cm
- Shipping weight
- 0.01 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- T18
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
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
58 vehiclesCover Cap — locate 1J0121422 Volkswagen Cover Cap | Genuine OEM in the official exploded view and explore the surrounding assembly.
Parts in this assembly20
- 1Flange 06A121132R
- 1Flange 06A121132AG
- 2Seal RingRight037121688
- 3Sender 06A919501A
- 4Spring 032121142
- 5Seal Ring N90316801
- 6Screw N91099101
- 7Radiator 5C0121251E
- 7Part 5C0121251D
- 8Tank 1K0121407A
- 10Cover 3B0121321
- 11Seal Ring 1H0121687A
- 12Screw N90310301
- 13Coolant AdLeftG012A8GM2
- 13CoolantRightG12E100L2
- 13CoolantLeftG013A8JM1
- 14Bracket Mt 1K0121367M
- 14Bracket Mt 1K0121367N
- 15Bolt N90808201
- 16Bush 1K0121367F
Vehicle fitment table59
Europe (29)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| jetta 2.0 | 2015-2015 | 9 | 1 | ||
| jetta | 2014-2017 | 9 | 1 | ||
| Ibiza Reference | 2012-2012 | 27 | 1 | T18 | |
| Polo | 2011-2014 | 35, 27 | 1 | ||
| Ibiza Reference | 2011-2012 | 27 | 1 | T18 | |
| jetta | 2010-2014 | 9 | 1 | ||
| Ibiza Reference | 2008-2011 | 27 | 1 | T18 | |
| Polo | 2008-2009 | 30, 35 | 1 | TE0 | |
| POLO | 2005- | 30, 10 | 1 | TE0 | |
| IBIZA 06> | 2005- | 10 | 1 | ||
| CORDOBA 06> | 2005- | 10 | 1 | ||
| FABIA/COMBI 05> | 2004- | 10 | 1 | ||
| Jetta/Wagon | 2002-2006 | 23, 27 | 1 | ||
| Audi TT Coupe/Roadster | 2002-2006 | 21 | 1 | T33 | |
| CORDOBA/SE241 | 2002-2005 | 10 | 1 | ||
| TOLEDO/LEON/LEON-4 | 2001-2006 | 23 | 1 | ||
| POLO | 2001-2005 | 30, 10 | 1 | TE0 | |
| IBIZA | 2001-2005 | 10 | 1 | ||
| GOLF/VAR./4MOT. A4 02 | 2001-2002 | 23, 27 | 1 | ||
| Jetta Wagon 02 | 2001-2002 | 23, 27 | 1 | ||
| Jetta Wagon | 2001-2001 | 23, 27 | 1 | ||
| OCTAVIA/COMBI/4X4 01> | 2000- | 23 | 1 | ||
| AUDI A3/S3/QUATTRO | 2000-2003 | 23 | 1 | MW6 | |
| FABIA/COMBI | 1999-2004 | 34 | 1 | ||
| Audi TT Coupe/Roadster | 1999-2002 | 21 | 1 | ||
| TOLEDO/LEON/LEON-4 | 1998-2001 | 23, 27 | 1 | ||
| Golf | 1998-2000 | 23, 27 | 1 | ||
| OCTAVIA/COMBI/4X4 | 1996-2000 | 23 | 1 | ||
| AUDI A3/S3/QUATTRO | 1996-2000 | 23 | 1 |
Other markets (26)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| C-Trek 1.5 | 2016- | 27 | 1 | ||
| bora | 2015- | 27 | 1 | ||
| New Lavida | 2015-2022 | 27 | 1 | ||
| Gran Lavida | 2015-2018 | 27 | 1 | ||
| Lavida | 2013-2015 | 27 | 1 | ||
| Lavida | 2012-2021 | 27 | 1 | ||
| polo sedan | 2011-2014 | 35, 27 | 1 | ||
| Lavida | 2008-2013 | 27 | 1 | ||
| Golf Brasil "BR."08> | 2007- | 27 | 1 | ||
| Jetta City "Mex"08> | 2007- | 27 | 1 | ||
| POLO HATCH "BR."07> | 2006- | 10, 35 | 1 | ||
| POLO SEDAN "BR."07> | 2006- | 10, 35 | 1 | ||
| BORA-GP-FAW 07> | 2006- | 27 | 1 | ||
| Jetta City "MEX"05>07 | 2006-2007 | 27 | 1 | ||
| POLO CLASSIC "ZA"05> | 2005- | 30 | 1 | T1J | |
| AUDI A3 "BR."M.06> | 2005-2006 | 27 | 1 | ||
| Golf 'R32' n. "USA" | 2004-2004 | 23, 27 | 1 | ||
| Golf "BR.","USA"03>07 | 2002-2007 | 27 | 1 | 0DW | |
| POLO-BRASIL | 2002-2006 | 10, 35 | 1 | ||
| POLO LIM.(SEDAN) "BR" | 2002-2006 | 10, 35 | 1 | MN7 | |
| BORA (FAW) | 2001-2006 | 27 | 1 | ||
| Jetta USA | 2001-2005 | 27 | 1 | ||
| Golf BR/US | 2001-2002 | 27 | 1 | ||
| AUDI A3-BRASIL. | 2000-2005 | 27 | 1 | ||
| Golf BR/US | 1999-2001 | 27 | 1 | ||
| Jetta "USA"99>01 | 1998-2001 | 27 | 1 |
Platform / generic diagrams (3)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| 1J0 platform | 27 | 1 | APK | ||
| 1J0 platform | 23 | 1 | |||
| 1J0 platform | 27 | 1 |
Listed without a diagram position (1)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| bora | 2008-2016 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
1J0121422 Volkswagen Cover Cap | Genuine OEM is fitted on: jetta 2.0 2015-2015; jetta 2014-2017; Ibiza Reference 2012-2012; Polo 2011-2014; Ibiza Reference 2011-2012; jetta 2010-2014; Ibiza Reference 2008-2011; Polo 2008-2009; POLO 2005-; IBIZA 06> 2005-; CORDOBA 06> 2005-; FABIA/COMBI 05> 2004-; Jetta/Wagon 2002-2006; Audi TT Coupe/Roadster 2002-2006; CORDOBA/SE241 2002-2005; TOLEDO/LEON/LEON-4 2001-2006; POLO 2001-2005; IBIZA 2001-2005; GOLF/VAR./4MOT. A4 02 2001-2002; Jetta Wagon 02 2001-2002; Jetta Wagon 2001-2001; OCTAVIA/COMBI/4X4 01> 2000-; AUDI A3/S3/QUATTRO 2000-2003; FABIA/COMBI 1999-2004; Audi TT Coupe/Roadster 1999-2002; TOLEDO/LEON/LEON-4 1998-2001; Golf 1998-2000; OCTAVIA/COMBI/4X4 1996-2000; AUDI A3/S3/QUATTRO 1996-2000; C-Trek 1.5 2016-; bora 2015-; New Lavida 2015-2022; Gran Lavida 2015-2018; Lavida 2013-2015; Lavida 2012-2021; polo sedan 2011-2014; Lavida 2008-2013; Golf Brasil "BR."08> 2007-; Jetta City "Mex"08> 2007-; POLO HATCH "BR."07> 2006-; POLO SEDAN "BR."07> 2006-; BORA-GP-FAW 07> 2006-; Jetta City "MEX"05>07 2006-2007; POLO CLASSIC "ZA"05> 2005-; AUDI A3 "BR."M.06> 2005-2006; Golf 'R32' n. "USA" 2004-2004; Golf "BR.","USA"03>07 2002-2007; 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; Golf BR/US 1999-2001; Jetta "USA"99>01 1998-2001; 1J0 platform.
