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: SS-A Solenoid Valve (ON/OFF)
Description and operation
Description
•
SS-A solenoid valve is attached to the valve body and is an on/off solenoid
valve that is used to change gears.
•
SS-A Solenoid valve (ON/OFF) is installed at valve body.
...
Hyundai Creta GS 2014-2019 Service Manual: Oil Pump
Description and operation
Description
•
The oil pump is built-in as a single unit with the 26 Brake chamber.
•
Rotation of the pump builds the hydraulic pressure needed for the lubrication
of the various parts of the transa ...