When all your electronics turn off so you don't have battery drain. If you have a manual it would pay to read it for further information. Good luck
Originally Posted by midnitemyst
I know it's probably not recommended but it's really nice to have in the winter. Sitting in a freezing cold car really sucks especially cold leather. What exactly do you mean by sleep mode? I never heard of that before.
2012 335iA Blk. Sapphire- Sport-Blk. Dakota Leather/Red-Brushed Alum.Trim-DAP-PP-CWP Rear View Camera-BMW Asst w/Enhanced BT&USB-High Gloss Blk.Trim Hghight-PSP-Speed Limit Info-Tech. Pkg-PDC-Rear Manual Sun Shades-SAT-Variable Sport Steering-Wheel Locks- Rubber Mats-Euro Del 5/14/12-Redelivery 7/16/12 2006 X3 3.0iA 4/6 Silver Gray Metallic-Black Leather-Nav-PP-SP-Xenon Headlights-PDC-Heated Front Seats-Privacy Glass-Servotronic Steering-Premium Sound System-R R R- Wheel Locks- Rubber Mats