Hyundai Kona: ESP (Electronic Stability Program) System / Repair procedures

Hyundai Kona (OS) 2018-2021 Service Manual / Brake System / ESP (Electronic Stability Program) System / Repair procedures

Inspection

ESP System Bleeding

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.

Remove the reservoir cap and fill the brake reservoir with brake fluid.

•	If there is any brake fluid on any painted surface, wash it off immediately.

•	Recommended fluid........ DOT3 or 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 GDS to the data link connector located underneath the dash panel.

4.	Select and operate according to the instructions on the GDS screen

5.	Have someone slowly pump the brake pedal several times, and then apply pressure.

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 Disc Brake]

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.

Schematic diagrams

Schematic Diagrams Terminal Function Pin No Description Current 12V / 20C (AMP) Voltage range (V) ...

Troubleshooting

Failure Diagnosis 1. In principle, ESP and TCS controls are prohibited in case of ABS failure. 2. When ESP or TCS fails, only the failed sy ...

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