Audi TT Parking Light Bulb Size
The Audi TT parking light bulb uses either P21W or H6W size depending on production specifications. The replacement chart covers 2000 through 2014 model years with corresponding bulb size data.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 2013-2014 | P21W |
| 2008-2010 | H6W (With HID Headlamps) |
| 2000-2006 | H6W |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BAX9s base. 12V, 6W. | H6W |