Hyundai Elantra: ESC(Electronic Stability Control) System / Schematic Diagrams

Schematic Diagrams

Terminal Function

Wire No.
Designation
Current
max
min
13
Ground for recirculation pump
39 A
10 A
1
Voltage supply for pump motor
39 A
10 A
25
Voltage supply for solenoid valves
15 A
2 A
38
Ground for solenoid valves andECU
15 A
2 A
22
Signal wheel speed sensor (FL)
16.8 mA
5.9 mA
33
Voltage supply for the active wheel speed sensor(RL)
16.8 mA
5.9 mA
19
Voltage supply for the active wheel speed sensor(RR)
16.8 mA
5.9 mA
18
Voltage supply for the active wheel speed sensor(FR)
16.8 mA
5.9 mA
6
Signal wheel speed sensor (FR)
16.8 mA
5.9 mA
14
C-CAN LOW
30 mA
20 mA
34
Voltage supply for the active wheel speed sensor(FL)
16.8 mA
5.9 mA
20
Signal wheel speed sensor (RL)
16.8 mA
5.9 mA
32
Voltage for HECU (IGN)
1 A
500 mA
31
Signal wheel speed sensor (RR)
16.8 mA
5.9 mA
30
Brake light switch
10 mA
5 mA
26
C-CAN HIGH
30 mA
20 mA
27
Wheel speed sensor output
Open Draim
-
8
ESC switch
10 mA
5 mA
23
Clutch switch (MT Only)
10 mA
5 mA
10
Parking Brake switch
10 mA
5 mA
21
L-CAN LOW
30 mA
20 mA
9
L-CAN HIGH
30 mA
20 mA

Description and Operation
Description of ESC Optimum driving safety now has a name : ESC, the Electronic Stability Program. ESC recognizes critical driving conditions, such as panic reactions in dangerous situations, a ...

Repair procedures
Inspection ESC 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. 1. Remove t ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box. (Refer to Body - "Glove Box Upper Cover Assembly") 3. Remove the smart key unit. (Refer to Body - "Smart Key Unit") 4. Disconnect the body control module connectors (A). 5. Remove the body control ...

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specification ItemSpecificationUltrasonic sensorVoltage ratingDC 12VDetecting rangeF PAS : 100 / 60 /30cmR PAS : 120 / 60 /30cmOperation voltageDC 9 ~ 16VOperation currentMAX 350mAOperation temperature-30°C ~ +80°C (-22°C ~ +176°C)Operation frequency48 ± 5KHzNumber of sensors8EA ...

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