If you own MINI Cooper, make sure the backup lamps work properly. Every driver must ensure optimal work of reverse light in MINI Cooper 1.6 and any other vehicle. The optimal power of bulb is 21 W and nominal voltage always stays at 12 V. If you want to change the bulbs in Cooper backup lamp, buy only BA15S type of base. Obviously it’s not only 2007 model vehicles with engine of 1.6 liters to have reverse lamp working right.
But first buy BA15S type of bulb with optimal voltage 12 V. To change reverse light agents in Cooper 1.6 you need to take the MINI’s rear lamp apart. If you want to repair backup light in 2011 MINI Cooper, it’s better to contact the service.