Mercedes-Benz C230 Turn Signal Bulb Size
The Mercedes-Benz C230 front turn signal bulb uses 1156NA or 2357NA size, while the rear turn signal bulb uses PY21W, 12496, or P21W size. The replacement chart covers 1997 to 2007 production years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2003-2007 | 2357NA (With HID Headlamps) | P21/5W | Check Price |
| 1156NA (With Halogen Capsule Headlamps) | PY21W | Check Price | |
| 2002 | 1156NA | PY21W | Check Price |
| 1997-2000 | 2357NA | P21/5W | Check Price |
Rear Turn Signal
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 |
|---|---|---|---|
| 2007 | 7507 | PY21W | Check Price |
| 2002-2006 | 12496 | 12496 | Check Price |
| 1998-2000 | 12496 | 12496 | Check Price |
| 1997 | 1156 | P21W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W. | 2357NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base, natural amber glass. 12V, 21W. | 1156NA | Check Price |
| ECE standard (Europe & worldwide). Single-filament amber bulb with BAU15s bayonet base. 12V, 21W. | PY21W | Check Price |
| Philips/Osram part number. Halogen bulb, specialty application. 12V. | 12496 | Check Price |
| 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 |