Acura MDX Stepwell Bulb Size
The Acura MDX stepwell light uses bulb sizes DE3022, DE3021, 6428, 13050, 168, and 194 depending on the specific version of the vehicle. Data for the listed components covers the range from 2001 through 2020.
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 |
|---|---|
| 2014-2020 | DE3022 |
| 2013 | DE3021 |
| 2010-2012 | 6428 |
| 2008-2009 | 13050 |
| 2007 | DE3021 |
| 2004-2006 | 168 |
| 2001-2003 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Festoon bulb, 31mm length, end-cap contacts. 12V. | DE3022 |
| ANSI standard (US & Canada). Festoon bulb, 31mm length, end-cap contacts. 12V. | DE3021 |
| ANSI standard (US & Canada). Festoon bulb, 36mm length, SV8.5 base. 12V, 5W. | 6428 |
| OEM/Wagner part number. Halogen bulb, specialty application. 12V. | 13050 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |