Just purchased 2013 50i. Comfort access not working for doors only. Key fob works fine. Rear hatch will open and start car but not door lock/unlock all doors. Since it's all 4 doors, could it just be a fuse. Where is the fuse box?

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A Powell
Blaine, MN
2012 X5 35i Silver
2013 X5 50i Black Sapphire Metallic