The system automatically selects the outside (fresh) air position when the climate control system operates over a certain period of time (approximately 30 minutes) in low temperature with the recirculated air position selected.
To cancel or reset the Automatic Ventilation
When the air conditioning system is on, select Face Level mode and while pressing the A/C button, press the recirculated air position button five times within three seconds.
When the automatic ventilation is canceled, the indicator blinks 3 times. When the automatic ventilation is activated, the indicator blinks 6 times.
Kia Niro 2017 (DE HEV) Service Manual: Air Conditioner Refrigerant/Compressor Repair procedures
Refrigerant Recovery
Use only U.L.-listed service equipment certified to meet the requirements of
SAE J2210 when removing HFC-134a (R-134a) from the air conditioning system.
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Air conditio ...
Kia Niro (DE HEV) Owners Manual: Inverter coolant
Check the condition and connections of all cooling system hoses and heater hoses.
Replace any swollen or deteriorated hoses.
The coolant level should be filled between MAX and MIN marks on the side of the
coolant reservoir when the engine is cool.
If the coolant level is low, add enough spec ...