Mercury Topaz Automatic Transmission Indicator Bulb Size
The Mercury Topaz automatic transmission indicator utilizes bulb size 1445 and bulb size 194 for the lighting components located within the dashboard assembly. Data for the specific bulb requirements covers the range from 1984 to 1994.
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 |
|---|---|
| 1985-1994 | 1445 |
| 1984 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |