Hyundai Santa Fe (TM): Brake System / Brake bleeding procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Brake System / Brake bleeding procedures

Brake System Bleeding
Nomal Brake System
  
•
Do not reuse the drained fluid.
•
Always use genuine DOT4 brake Fluid.
Using a non-genuine DOT4 brake fluid can cause corrosion and decrease the life of the system.
•
Make sure no dirt or other foreign matter is allowed to contaminate the brake fluid.
•
Do not spill brake fluid on the vehicle, it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water.
•
The reservoir on the master cylinder must be at the MAX (upper) level mark at the start of bleeding procedure and checked after bleeding each brake caliper. Add fluid as required.
1.
Make sure the brake fluid in the reservoir is at the MAX (upper) level line.
2.
Have someone slowly pump the brake pedal several times, and then apply pressure.
3.
Loosen the right-rear brake bleed screw (A) to allow air to escape from the system. Then tighten the bleed screw securely.
[Front]

[Rear]
4.
Repeat the procedure for wheel in the sequence shown below until air bubbles no longer appear in the fluid.
5.
Follow the sequence as shown below.
6.
Refill the master cylinder reservoir to MAX (upper) level line.
ESC Bleeding of Brake System
  
•
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")
This procedure should be followed to ensure adequate bleeding of air and filling of the ESC unit, brake lines and master cylinder with brake fluid.
1.
Remove the reservoir cap and fill the brake reservoir with brake fluid.
  
•
When pressure bleeding, do not depress the brake pedal.
•
Recommended fluid........ DOT4
2.
Connect a clear plastic tube to the wheel cylinder bleeder plug and insert the other end of the tube into a half filled clear plastic bottle.
3.
Connect the diagnostic tool to the data link connector located underneath the dash panel.
4.
Select and operate according to the instructions on the diagnostic tool screen.
5.
Have someone slowly pump the brake pedal several times, and then apply pressure.
6.
Pump the brake pedal several times, and then loosen the bleeder screw until fluid starts to run out without bubbles. Then close the bleeder screw (A).
Tightening torque :
6.8 - 12.7 N.m (0.7 - 1.3 kgf.m, 5.0 - 9.4 lb-ft)
[Front]

[Rear]
7.
Repeat the procedure for wheel in the sequence shown below until air bubbles no longer appear in the fluid.
8.
Refill the master cylinder reservoir to MAX (upper) level line.

    Troubleshooting Problem Symptoms Table Use the table below to help you find the cause of the problem. The numbers indicate the priority of the like cause of the problem.

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