The front brakes are disc brakes and are self adjusting. The rears are drum brakes and are also self adjusting providing the self adjusting mechanism is in working order.
They are disc brakes and self adjusting
what are
the self adjuster could be frozen or rusted up.
Yes, all modern rear brakes are designed to be self-adjusting. See "Related Questions" below for more
If they are drum brakes then yes they are self adjusting, But they never adjust themselves right. You will need to adjust them. If they are discs brakes then there is no adjustment. ( replace pads)
well the rear brakes assuming that they are drums, are self adjusting, if they are not adjusting properly change the springs and the self adjusting cams could be seized up, kia calls them rear brake strut assembly
You have disc brakes front and rear. Disc brakes are self adjusting. If the brakes are poor, you have a problem and it needs attention.
Disc brakes do not require adjustment like drum brakes. They are self adjusting by design.
The problem with the rear brakes locking up may be the self adjusting screws themselves. They should only tighten when reversing the car and hitting the brakes, putting the pressure on the drums in back instead of the rotors in front.
your e brake cable needs adjusting.
They are self adjusting but if you want to speed up the process, you can back the car up and pump the brake; each time you apply the brake in reverse it helps to adjust the rear brakes.