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:

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Hyundai Kona (OS) 2018-2026 Service Manual: 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 system control is prohibited. 3. However, when the solenoid valve relay s ...

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