Kia Sorento: Schematic Diagrams - ESC(Electronic Stability Control) System - Brake System - Kia Sorento XM 2011-2019 Service ManualKia Sorento: Schematic Diagrams

Second Generation XM (2011-2019) / Kia Sorento XM 2011-2019 Service Manual / Brake System / ESC(Electronic Stability Control) System / Schematic Diagrams

Circuit Diagram - ESC (1)

Circuit Diagram - ESC (2)

Circuit Diagram - ESC (3)

Circuit Diagram - ESC (4)

ESC connector input/output

Connector Terminal
Specification
Pin No
Description
29
IGNITION1(+)
High level of wake up voltage :
4.5V < V < 16.0V
Low level of wake up voltage :
V < 2.4V
Max. current : I < 50mA
25
POS. BATTERY 1.(SOLENOID)
Over voltage range : 17.0 ± 0.5V
Operating voltage range :
10.0 ± 0.5V < V < 16.0 ± 0.5V
Low voltage range :
7.0 ± 0.5V < V < 9.5 ± 0.5V
Max. current : I < 40A
Max. leakage current : I < 0.25mA
1
POS. BATTERY 2.(MOTOR)
Operating voltage range:
10.0 ± 0.5V < V < 16.0 ± 0.5V
Rush current : I < 110A
Max current : I < 40A
Max leakage current : I < 0.25mA
38
GROUND
Rated current : I <550mA
Max. current: I < 40A
13
PUMP MOTOR GROUND
Rush current : I < 110A
Max current : I < 40A
23
BRAKE LIGHT SWITCH
Input voltage (Low) : V < 2V
Input voltage (High) : V > 6V
Max. Input current : I < 3mA (@12.8V)
10
ESC ON/OFF SWITCH
28
SENSOR FRONT RIGHT OUTPUT
External pull up resistance : 1 KΩ < R
Output duty :50 ± 20%
14
CAN BUS LINE(LOW)
Max. Input current : I < 10mA
26
CAN BUS LINE(HIGH)
18
SENSOR FRONT LEFT POWER
Output voltage : V_BAT1 -0.6V ~ V_BAT1 -1.1V
Output current : Max 30mA
34
SENSOR FRONT RIGHT POWER
19
SENSOR REAR LEFT POWER
33
SENSOR REAR RIGHT POWER
31
SENSOR FRONT LEFT SIGNAL
Input current LOW : 5.9 ~ 8.4mA
Input current HIGH : 11.8 ~ 16.8mA
Frequency range : 1 ~ 2500Hz
Input duty : 50 ± 10%
21
SENSOR FRONT RIGHT SIGNAL
32
SENSOR REAR LEFT SIGNAL
20
SENSOR REAR RIGHT SIGNAL
12
CAN SENSOR LINE (HIGH)
Max. input current : I < 10mA
24
CAN SENSOR LINE (LOW)
8
HAC RELAY DRIVE
Max. Current : I< 180mA
Max.Output Low Voltage : V< 1.2V
9
BRAKE SWITCH
Input voltage (Low) : V < 2V
Input voltage (High) : V > 6V
Max. Input current : I < 10mA
36
RELAY STATE MONITORING
35
CLUTCH SWITCH
Input voltage (Low) : V < 2V
Input voltage (High) : V > 6V
Max. Input current : I < 50mA (@12.8V)

ESC Operation Mode
ESC Hydraulic System Diagram 1. ESC Non-operation : Normal braking. Solenoid valve Continuity Valve Motor ...

Failure Diagnosis
1. In principle, ESC and TCS controls are prohibited in case of ABS failure. 2. When ESC or TCS fails, only the failed system control is pr ...

See also:

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Checking the brake/clutch fluid level
Check the fluid level in the reservoir periodically. The fluid level should be between MAX and MIN marks on the side of the reservoir. Before removing the reservoir cap and adding brake/clutch* fl ...

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