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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2013-2014 | 1156 | P21W | Check Price |
| 2008-2010 | H6W (With HID Headlamps) | H6W | Check Price |
| 2000-2006 | H6W | H6W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W. | P21W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1156 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with BAX9s base. 12V, 6W. | H6W | Check Price |