Which Brake-Light Bulbs for the Volvo S40?
S40 II (544) 2003-2012 | |||
| Type | Socket | Power | Voltage |
| P21/5W | BAY15d | 21/5 W | 12 V |
| P21W | BA15s | 21 W | 12 V |
| P21W | BAY15s | 21 W | 24 V |
S40 I (644) 1995-2004 | |||
| Type | Socket | Power | Voltage |
| P21W | BAY15s | 21 W | 24 V |
| P21W | BAY15s | 21 W | 12 V |
