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

SEE MORE:

Oil Cooler Repair procedures | Oil Pressure Switch Repair procedures

Removal Remove the engine room under cover. (Refer to Engine and Transaxle Assembly - "Engine Room Under Cover") Drain the engine oil and then remove the oil filter. (Refer to Lubrication

Air Bleeding Tool Removal Procedure

Close the air shut-off valve (A) first, after disconnecting the air hose (B), bleed air in the reservoir tank by opening the air shut-off valve (A) slowly. Warning To prevent backflow of brake fluid, be sure to open the air shut-off