Hyundai Sonata: Schematic Diagrams - ESP(Electronic Stability Program) System - Brake SystemHyundai Sonata: Schematic Diagrams

Schematic
[EPB Type]

[General Type]

Terminal Funtion
[EPB Type]

PIN NO
Desciption
Current
max
min
1
Voltage supply for pump motor
39A 
10A 
2
RR EPB motor power
30A 

3
RR EPB motor ground
30A 

4



5
Local CAN High 
30mA 
20mA 
6
Electric parking brake signal 1 
20mA 

7
Electric parking brake signal 2
20mA 

8
Electric parking brake signal 3
20mA 

9
Electric parking brake signal 4
20mA 

10



11



12
RL EPB motor ground
30A 

13
RL EPB motor power
30A 

14
Ground for solenoid valves and ECU
30A 
10A 
15



16
ESS
200mA 
100mA 
17
FR Wheel speed sensor signal
16.8mA 
5.9mA 
18



19
VDC OFF switch signal
10mA 
5mA 
20
Local CAN  Low 
30mA 
20mA 
21



22



23
HAC signal 
200mA 
100mA 
24
-

?
25
FR Wheel speed sensor power
16.8mA 
5.9mA 
26
RR Wheel speed sensor power
16.8mA 
5.9mA 
27
RL Wheel speed sensor signal
16.8mA 
5.9mA 
28


?
29
FL Wheel speed sensor signal
16.8mA 
5.9mA 
30
Voltage supply for solenoid valves
30A 
10A 
31



32
Wheel speed sensor output
Open drain 

33



34
Auto holding ON/OFF switch signal 
10mA 
5mA 
35
Brake light switch
10mA 
5mA 
36
RR Wheel speed sensor signal
16.8mA 
5.9mA 
37
IGN 1 
5A 
1A 
38
RL Wheel speed sensor power
16.8mA 
5.9mA 
39
FL Wheel speed sensor power
16.8mA 
5.9mA 
40



41



42
-


43
-


44
C-CAN  High 
30mA 
20mA 
45
C-CAN  Low 
30mA 
20mA 
46
Voltage supply for pump motor
40A 
10A 

[General Type]

PIN NO
Description
Current
max
min
13
Ground for recirculation pump
39 A
10 A
38
Ground for solenoid valves and ECU
15 A
2 A
1
Voltage supply for pump motor
39 A
10 A
25
Voltage supply for solenoid valves
15 A
2 A
34
FL Wheel speed sensor power
16.8 mA
5.9 mA
18
FR Wheel speed sensor power
16.8 mA
5.9 mA
33
RL Wheel speed sensor power
16.8 mA
5.9 mA
19
RR Wheel speed sensor power
16.8 mA
5.9 mA
22
FL Wheel speed sensor signal
16.8 mA
5.9 mA
6
FR Wheel speed sensor signal
16.8 mA
5.9 mA
20
RL Wheel speed sensor signal
16.8 mA
5.9 mA
31
RR Wheel speed sensor signal
16.8 mA
5.9 mA
32
Voltage for hybrid ECU
1 A
500 mA
8
ESP switch signal
20mA
5mA
26
CAN High
30 mA
20 mA
14
CAN Low
30 mA
20 mA
30
Brake light switch
10 mA
5 mA
10
Parking brake switch signal
10 mA
5 mA
16
HAC relay
200mA 
100mA 
27
Wheel speed sensor output
Open Draim
?

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