Subaru Impreza Manuals 2017 Impreza Owner's Manual | Page 231

Instruments and controls/Defogger and deicer outside mirrors have been cleared and the windshield blade rubbers have been deiced completely before that time, press the control switch to turn them off. For climate control system (type B and C), it is possible for the defogger and deicer system to be set to continuous operation mode by a SUBARU dealer. Consult your SUBARU dealer for details. CAUTION Climate control system type B and C 1) Models without outside mirror defogger 2) Models with outside mirror defogger To activate simultaneously the rear win- dow defogger, outside mirror defogger (if equipped) and windshield wiper deicer (if equipped), press the control switch that is located on the climate control panel. The indicator light on the control switch illumi- nates while the defogger and deicer system is activated. To turn them off, press the control switch again. They also turn off when the ignition switch is turned to the “ACC” or “LOCK”/ “OFF” position. The defogger and deicer system will automatically shut off after approximately 15 minutes. If the rear window and the . To prevent the battery from being discharged, do not operate the defogger and deicer system con- tinuously for any longer than necessary. . Do not use sharp instruments or window cleaner containing abra- sives to clean the inner surface of the rear window. They may damage the conductors printed on the window. 3-89 NOTE . Turn on the defogger and deicer system if the wipers are frozen to the windshield. . If the windshield is covered with snow, remove the snow so that the windshield wiper deicer works effec- tively. . While the defogger and deicer sys- tem is in the continuous operation mode: – If the vehicle speed remains at 9 mph (15 km/h) or lower for 15 minutes, the windshield wiper dei- cer system automatically stops op- erating. However, the rear window defogger system and outside mirror defogger system maintain continu- ous operation in this condition. – If the vehicle battery voltage drops below the permissible level, continuous operation of the defog- ger system and deicer system is canceled and the system stops operating.