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: Clutch Cover And Disc
Components and components location
Components
1. Clutch release fork
2. Clutch cover assembly
3. Clutch disk assembly
4. Clutch release bearing
Repair procedures
Removal
1.
Remove the transaxle assembly.
...
Hyundai Creta GS 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S)
Description and operation
Description
Heated Oxygen Sensor (HO2S) consists of zirconium and alumina and is installed
on upstream and downstream of the Warm up Catalytic Converter (WCC).
After it compares oxygen consistency of the atmosphere with the exhaust gas,
it transfe ...