Hyundai Palisade: Brake System / Rear Disc Brake

Hyundai Palisade (LX2) 2020-2024 Service Manual / Brake System / Brake System / Rear Disc Brake

Components and components location
Components

Hyundai Palisade. Components and components location

1. EPB actuator
2. Caliper body
3. Guide rod pin
4. Guide rod boot
5. Caliper carrier
6. Pad inner shim
7. Brake pad
8. Pad retainer
9. Pad return spring

Repair procedures
Removal
Hyundai Palisade. Repair procedures   
Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift.
(Refer to General Information - "Lift and Support Points")
1.
Before removing the rear caliper, perform “Brake Pad Replacement Mode” using the GDS.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures

2.
Select C2 (Release) on the screen below.

Hyundai Palisade. Repair procedures

3.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
4.
Remove the rear wheel and tire (A) from the rear hub.
Tightening torque :
107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft)
Hyundai Palisade. Repair procedures   
Be careful not to damage the hub bolts when removing the rear wheel and tire (A).

Hyundai Palisade. Repair procedures

5.
Disconnect the EPB actuator connector (A).

Hyundai Palisade. Repair procedures

6.
Remove the hose after loosening the brake hose bolt (A) from the caliper.
Tightening torque :
24.5 - 29.4 N.m (2.5 - 3.0 kgf.m, 18.1 - 21.7 lb-ft)

Hyundai Palisade. Repair procedures

7.
Remove the caliper body (A) after loosening the guide rod bolt.
Tightening torque :
37.3 - 41.2 N.m (3.8 - 4.2 kgf.m, 27.5 - 30.4 lb-ft)

Hyundai Palisade. Repair procedures

8.
Remove the return spring (A).

Hyundai Palisade. Repair procedures

9.
Remove the brake pad (A).

Hyundai Palisade. Repair procedures

10.
Remove the pad retainer (A).

Hyundai Palisade. Repair procedures

11.
Remove the caliper carrier (A) after loosening the caliper mounting bolt.
Tightening torque :
98.1 - 117.7 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.8 lb-ft)

Hyundai Palisade. Repair procedures

12.
Remove the rear brake disc (A) after loosening the screw.
Tightening torque :
4.9 - 5.9 N.m (0.5 - 0.6 kgf.m, 3.6 - 4.3 lb-ft)

Hyundai Palisade. Repair procedures

Inspection
Rear Brake Disc Thickness Check
1.
Check the brake disc for damage and cracks.
2.
Remove all rust and contamination from the surface, and measure the disc thickness at 24 points, at least, of same distance (5mm) from the brake disc outer circle.
Rear Brake disc thickness
Standard : 18 mm (0.70 in)
Service limit : 16 mm (0.62 in)
Deviation : less than 0.015 mm (0.0004 in)

Hyundai Palisade. Repair procedures

3.
If wear exceeds the limit, replace the discs and pad assembly left and right of the vehicle.
Rear Brake Disc Runout Check
1.
Place a dial gauge about 10mm (0.20 in.) from the outer circumference of the brake disc, and measure the runout of the disc.
Brake disc runout
Limit : 0.055 mm (0.0020 in.) or less (new one)

Hyundai Palisade. Repair procedures

2.
If the runout of the brake disc exceeds the limit specification, replace the disc, and then measure the runout again.
3.
If the runout cannot be corrected by changing the position of the brake disc, replace the brake disc.
Installation
1.
To install, reverse the removal procedures.
2.
When istalling, press and rotate the piston into the caliper body until it is fully retracted.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures   
For the brake pad to locate on the normal operation position, depress the brake pedal halfway several times until the brake pedal gains resistance.
After disassembling/assembling the caliper body or replacing the brake caliper, parking brake cable or brake disc, re-adjust the parking brake.
3.
After installation, bleed the brake system.
(Refer to Brake system - "Brake system Bleeding")
(Refer to Brake System - "ESP System Bleeding)
4.
After installing the rear caliper (EPB applied), perform “Brake Pad Replacement Mode” using the GDS.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures

5.
Select C1 (Apply) on the screen below.

Hyundai Palisade. Repair procedures

6.
After replacing the rear caliper, make sure that the caliper is installed correctly by performing “Check assembling (ECU replaced)” from the option.

Hyundai Palisade. Repair procedures

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