Isuzu I-Mark Side Marker Bulb Size
The Isuzu I-Mark uses 194 and 89 bulb sizes for front side marker applications, with 194 bulb size designated for rear side marker positions. The replacement chart covers vehicle production spanning 1981 to 1989.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Side Marker
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 |
|---|---|---|---|
| 1987-1989 | 194 | W5W | Check Price |
| 1981-1986 | 89 | 89 | Check Price |
Rear Side Marker
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1981-1989 | 194 | W5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W. | 89 | Check Price |