Make sure your remote keys are not in the range of your car over night.
If your keys are near the car overnight, your car is always in standby mode which drains battery.
__________________
PAST: F80 M3 ZCP | 911.1 C2S | F10 M5 ZCP | E70 X5M | E90 M3 | E46 M3 | E36 M3
|