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

Hyundai Kona (OS) 2018-2026 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 ...

Other information:

Hyundai Kona (OS) 2018-2026 Owners Manual: FCA sensor
In order for the FCA system to operate properly, always make sure the sensor cover or sensor is clean and free of dirt, snow, and debris. Dirt, snow, or foreign substances on the lens may adversely affect the sensing performance of the sensor. NOTICE Do not apply license plate molding or foreig ...

Hyundai Kona (OS) 2018-2026 Service Manual: Auto Defoging Actuator Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the auto defogging connector. 3. Verify that the auto defogging actuator operates to the open position when connecti ...