This bulb is used in the following locations:

• B/C front blinker lights for the parking light function. Note, this bulb must be placed in the light before the larger 18 watt bulb. If your light assembly is Euro type, it will not have a socket for this bulb. In that case, the parking light function will be incorporated in the headlight assembly.
• For Euro headlights (644 631 101 01) this bulb is installed on the back if the unit and located by the main bulb holder.