Kia Optima: Replacement (With EPB) - Rear Disc Brake. Repair procedures - Brake System - Brake System - Kia Optima TF 2011-2021 Service ManualKia Optima: Replacement (With EPB)

Rear brake pads

1. Remove the rear wheel & tire.
2. Connect the GDS to the data link connector located underneath the dash panel.
3. Ignition "ON" & Engine "OFF".
4. Release the electric parking brake.
5. Select vehicle name and EPB system.
6. Select the УPAD change mode (Before pad change)Ф.

7. Perform the " PAD change mode (Before pad change)" procedure with GDS.

When disengaging while the motor is in operation, be sure to press down on the brake pedal.
8. Ignition "OFF".
9. Disconnect the electric parking brake actuator connector (A).

10. Loosen the guide rod bolts (B) and then remove caliper body (A).

11. Replace pad retainers (C) and brake pads (B) in the caliper carrier (A).

12. Use a SST (09581-11000) when installing the brake caliper assembly.

Make sure that the piston groove (B) is rotated 10∞ and faces the marking (A) on the housing as shown in the diagram.

13. Place the caliper body (A) on the caliper carrier and tighten the guide rod bolts (B).

Tightening torque:

21.6 ~ 31.4 N.m (2.2 ~ 3.2 kgf.m, 15.9 ~ 23.1 lb-ft)


Assemble the caliper body so that the piston groove (A) is in-line with the pad center lobe (B).

* Make sure that the piston and pad are tightly attached.

* Make sure that the piston and pad are tightly attached.
14. Connect the electric parking brake actuator connector (A).

15. Ignition "ON".
16. Select the УPAD change mode (Before pad change)Ф.

17. Perform the " PAD change mode (Before pad change)" procedure with GDS.

1. Check that the parking brake operates normally.
When you activate the EPB for the first time after you change the brake pad, be sure to press down on the brake pedal.
18. IGN switch УOFFФ and remove the GDS.
19. Install the rear wheel & tire.

Tightening torque:

88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)



Replacement (Without EPB)
Rear brake pads 1. Loosen the guide rod bolt (B) and pivot the caliper (A) up out of the way. Tightening torque:21.6 ~ 31.4 N.m (2.2 ~ 3.2 kgf.m, 15.9 ~ 23.1 lb-ft) ...

Inspection
Rear Brake Disc Thickness Check 1. Check the brake pads for wear and fade. 2. Check the brake disc for damage and cracks. 3. Remove all rust and contam ...

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