A mobile communications device includes at least one application programmer interface (API) to provide status information from components of the device, where the status information is indicative of the device being operated in an automobile, and a decision unit to modify at least one of screen backlighting and device locking in accordance with a driving state determined in accordance with at least the status information. A method for preventing sleep mode in a mobile communications device includes detecting active charging of the device, establishing that the device is in an automotive vehicle, based on the detecting and establishing, determining that a charging/vehicle state exists; and when the charging/vehicle state exists, instructing a screen backlight of the device to remain on, and disabling key locking for the mobile communications device.