Hyundai Kona: ABS (Anti-Lock Brake System) / Schematic diagrams

Hyundai Kona (OS) 2018-2025 Service Manual / Brake System / ABS (Anti-Lock Brake System) / Schematic diagrams

Schematic Diagrams

Termianal function

Pin No	Description	Current 12V / 20C (AMP)	Voltage range (V)
1	Voltage supply for pump motor	≤ 34	0 - 18
2	Brake light switch	≤ 22m	0 - 18
4	FR Wheel speed sensor power	-	0 - 18
6	IGN 1	≤ 10m	0 - 18
10	C-CAN low	44m typ.	0 - 18
11	C-CAN high	44m typ.	0 - 18
12	HAC control	-	0 - 18
13	Ground for recirculation pump	-	-
18	L-CAN low	44m typ.	0 - 18
19	L-CAN high	44m typ.	0 - 18
25	Voltage supply for solenoid valves	≤ 17	0 - 18
26	FR Wheel speed sensor ground	≤ 34m	0 - 18
27	FR Wheel speed sensor signal	≤ 34m	0 - 18
28	ESS control	-	0 - 18
29	RL Wheel speed sensor signal	≤ 34m	0 - 18
30	RL Wheel speed sensor ground	≤ 34m	0 - 18
32	VDC switch	≤ 18m	0 - 18
33	RR Wheel speed sensor signal	≤ 34m	0 - 18
34	RR Wheel speed sensor ground	≤ 34m	0 - 18
35	Parking brake switch	≤ 18m	0 - 18
36	FL Wheel speed sensor signal	≤ 34m	0 - 18
37	FL Wheel speed sensor ground	≤ 34m	0 - 18

Description and operation

Description This specification applies to HCU (Hydraulic Control Unit) and ECU (Electronic Control Unit) of the HECU (Hydraulic and Electronic Control Unit). This specification ...

Repair procedures

Inspection ABS 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 ...

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