KIA Niro: Checking Refrigerant Specifications

Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Maintenance / Checking Refrigerant Specifications

Check refrigerant specifications label inside engine room.

Examples

R-134a R-1234yf

R-1234yf

If refrigerant specifications label is not visible, check the refrigerant service port diameter.

High pressure side

R-134a

R-1234yf

Low pressure side

R-134a R-1234yf

R-1234yf Service port diameter for high/low pressure side varies based on refrigerant

Service port diameter for high/low pressure side varies based on refrigerant specification.

Refrigerant System Service Basics (R- 134a)

For the electric compressor using high-voltage, use POE oil with high insulation property. Use a separate equipment (refrigerant recovery / charger) exclusive for hybrid vehicle maintenance to prevent infusion of PAG oil of non-hybrid v

Refrigerant System Service Basics (R- 1234yf)

Refrigerant Identification Do not mix HFO-1234yf (R-1234yf) in the vehicle with other refrigerant, such as R-12, R-134a and etc. Use only the UL-listed service equipment certified to meet the requirements of SAE standards to recover and r

Filter inspection

The climate control air filter should be replaced according to the maintenance schedule. If the vehicle is operated in severely air-polluted cities or on dusty rough roads for a long period, it should be inspected more frequently and replaced

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On-vehicle Inspection

Warning Check that the auxiliary 12V battery cables are connected to the correct terminals. Disconnect the auxiliary 12V battery cables when the battery is given a quick charge. Never disconnect the auxiliary 12V battery while the engin

Cooling Fan Repair procedures

Installation Warning Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical