2009 Subaru Impreza Owner's Manual - Page 240

7-20 Starting and operating & Auto mode The auto mode has 3 modes as follows. Mode AUTO [+] Operation This mode emphasizes traction control and strengthens the limitation of differential action that is suitable for driving on slippery roads for vehicle stability. This mode is suitable for most driving situations. This mode is suitable when you seek quick response from the steering wheel and smooth driving. the "AUTO [+]" mode. After setting the mode, " " on the combination meter illuminates. AUTO AUTO [−] In the auto mode, the system estimates the driving and road conditions using signals from the wheel speed sensor, throttle position sensor, steering angle sensor and brake switch, etc. According to the result, it electronically and automatically controls the degree of limitation of the differential action (LSD torque) to optimize the differential action of the center differential. When the ignition switch is turned ON, the "AUTO" indicator light on the combination meter illuminates. ! Mode setting method In most situations, it is recommended that the "AUTO" mode is selected. Pull the control switch rearward to select the "AUTO [−]" mode. After setting the mode, " " on the combination meter illuminates. When the "AUTO [+]" mode is selected, pull the control switch rearward to change to the "AUTO" mode. When the "AUTO [−]" mode is set, push the control switch forward to change to the "AUTO" mode. Push the control switch forward to select