... , HYUNDAI 2.LED display 3.Fully-auto control CK200203 bus sub-engine air conditioner control panel: It is fully-automatically control ... , preheat, air conditioner start, as well the cooling of the sub-engine Function: Fully-automatic control, cool, fresh air, memory, error ... .1A) 13) Oil feeding signal(max.1A) Our Principle: Professional - Focus - Attention Our Cooperation Partners: