| SONATA(YF) >2013 > G 2.4 GDI > Brake System > ESC(Electronic Stability Control) System>Schematic Diagrams |

Circuit Diagram - ESC (1)

Circuit Diagram - ESC (2)

Circuit Diagram - ESC (3)

ESC HECU Connector input/output

Connector Terminal | Specifications | Conditions
No | Description
13 | Ground(Motor) | Current range : Min-10 A Max 39 A | Always
38 | Ground(Valve) | Current range : Min-2 A Max 15 A | Always
1 | Supply voltage(Motor) | Battery voltage | Always
25 | Supply voltage(Valve)
34 | Wheel sensor voltage(FL) | Battery voltage | IG ON
18 | Wheel sensor voltage(FR)
33 | Wheel sensor voltage(RL)
19 | Wheel sensor voltage(RR)
22 | Wheel sensor signal(FL) | Voltage(High) : 0.26 ~ 0.37 V Voltage(Low) : 0.13 ~ 0.18 V | RUNNING
6 | Wheel sensor signal(FR)
20 | Wheel sensor signal(RL)
31 | Wheel sensor signal(RR)
32 | Ignition | Battery voltage | KEY ON/OFF
8 | ESC Passive switch | Voltage(High) : 0.6 * IG ON more Voltage(Low) : 0.4 * IG ON lower | Switch ON/OFF
26 | CAN High | not communicating:2.5 ± 0.5 V communication : | IG ON
14 | CAN Low
30 | BRAKE LIGHT SWITCH | voltage(High) : ≥ 4.5 V voltage(Low) : ≤ 2.0 V | BRAKE ON/OFF
12 | Parking Brake Switch (Signal) | voltage(High) : ≥ 0.7 V * IG ON voltage(Low) : ≤ 0.35 V * IG ON |