Your rear drum brakes do not have wear indicators.Therefore, have the rear brake linings inspected if you hear a rear brake rubbing noise. Also have your rear brakes inspected each time you change or rotate your tires and when you have the front brakes replaced.
Disc brakes wear indicator
Parking brakeHyundai Creta GS 2014-2019 Service Manual: Specifications
Specification
Air Conditioner
Item
Specification
Compressor
Type
6VSX14
Oil type & Capacity
FD46XG (IDEMITSU) 110 ± 10 cc (3.88 ± 0.35 oz.)
Pulley type
...
Hyundai Creta GS 2014-2019 Service Manual: Specifications
Specification
Item
Resistance (Ω)
Driver Airbag (DAB)
2.1 ~ 6.0
Passenger Airbag (PAB)
1.6 ~ 6.0
Side Airbag (SAB)
1.6 ~ 6.0
Curtain Airbag (CAB)
...