Hyundai Elantra: ESC (Electronic Stability Control) System / Schematic diagrams
[EPB None Apply]
PIN No
|
Desciption
|
Current
|
max
|
min
|
1
| Voltage supply for pump motor
| 40A
| 10 MΩ
|
2
| Hazard switch
| 1.2 mA
| 250 MΩ
|
3
| -
|
|
|
4
| C-CAN HIGH
| 100 mA
| 250 MΩ
|
5
| C-CAN LOW
| 100 mA
| 250 MΩ
|
6
|
|
|
|
7
| P-CAN LOW
| 100 mA
| 250 MΩ
|
8
| P-CAN High
| 100 mA
| 250 MΩ
|
9
| Wheel speed sensor power voltage (RL)
| 100 mA
| 250 MΩ
|
10
| Wheel speed sensor power voltage (RR)
| 100 mA
| 250 MΩ
|
11
| Wheel speed sensor power voltage (FR)
| 100 mA
| 250 MΩ
|
12
| Wheel speed sensor power voltage (FL)
| 100 mA
| 250 MΩ
|
13
| Recirculation pump ground
| 40A
| 10 MΩ
|
14
| -
|
|
|
15
| Clutch Switch (MT Only)
| 1.2 mA
| 250 MΩ
|
16
| DBC Switch
| 1.2 mA
| 250 MΩ
|
17
| ESP Switch
| 1.2 mA
| 250 MΩ
|
18
| -
|
|
|
19
| Parking brake switch
| 1.2 mA
| 250 MΩ
|
20
| -
|
|
|
21
| Wheel speed sensor ground (RL)
| 40 mA
| 250 MΩ
|
22
| Wheel speed sensor ground (RR)
| 40 mA
| 250 MΩ
|
23
| Wheel speed sensor ground (FR)
| 40 mA
| 250 MΩ
|
24
| Wheel speed sensor ground (FL)
| 40 mA
| 250 MΩ
|
25
| Voltage supply for solenoid valves
| 30A
| 10 MΩ
|
26
| -
|
|
|
27
| -
|
|
|
28
| -
|
|
|
29
| -
|
|
|
30
| Brake lamp switch
| 1.2 mA
| 250 MΩ
|
31
| -
|
|
|
32
| IGN 1
| 10mA
| 50MΩ
|
33
| -
|
|
|
34
| HAC / BLA signal output
| 1.2 mA
| 250 MΩ
|
35
| ESS signal output
| 1.2 mA
| 250 MΩ
|
36
| -
|
|
|
37
| Wheel speed sensor output (FR)
| 50 mA
| 250 MΩ
|
38
| Ground for solenoid valves and ECU
| 30A
| 10 MΩ
|
[EPB Apply]
PIN No
|
Desciption
|
Current
|
Permit resistance
|
1
| Voltage supply for pump motor
| 60A
| 10 MΩ
|
2
| RR EPB motor power
| 15A
| 10 MΩ
|
3
| RR EPB motor ground
| 15A
| 10 MΩ
|
4
| -
| -
| -
|
4
| Clutch stroke sensor signal
| -
| -
|
5
| Local CAN High
| 40A
| 250 MΩ
|
6
| Electric parking brake signal 1
| 20 mA
| 250 MΩ
|
7
| Electric parking brake signal 2
| 20 mA
| 250 MΩ
|
8
| Electric parking brake signal 3
| 20 mA
| 250 MΩ
|
9
| Electric parking brake signal 4
| 20 mA
| 250 MΩ
|
10
| -
| -
| -
|
11
| -
| -
| -
|
12
| RL EPB motor ground
| 15A
| 10 MΩ
|
13
| RL EPB motor power
| 15A
| 10 MΩ
|
14
| Valves & ECU ground
| 40A
| 10 MΩ
|
15
| DBC switch signal
| 1.2 mA
| 250 MΩ
|
16
| -
|
|
|
17
| ESP OFF switch signal
| 1.2 mA
| 250 MΩ
|
18
| N Signal
| 100 mA
| 250 MΩ
|
19
| Local CAN High
| 100 mA
| 250 MΩ
|
20
| Local CAN Low
| 100 mA
| 250 MΩ
|
21
| -
|
|
|
22
| P-CAN LOW
| 100 mA
| 250 MΩ
|
23
| P-CAN High
| 100 mA
| 250 MΩ
|
24
| -
|
|
|
25
| Wheel speed sensor supply voltage (RL)
| 150 mA
| 250 MΩ
|
26
| Wheel speed sensor supply voltage (RR)
| 150 mA
| 250 MΩ
|
27
| Wheel speed sensor supply voltage (FR)
| 150 mA
| 250 MΩ
|
28
| Wheel speed sensor supply voltage (FL)
| 150 mA
| 250 MΩ
|
29
| -
|
|
|
30
| Voltage supply for solenoid valves
| 40A
| 10 MΩ
|
31
| -
|
|
|
32
| -
|
|
|
33
| -
|
|
|
34
| Auto holding ON/OFF switch signal
| 1.2 mA
| 250 MΩ
|
35
| Brake light switch
| 1.2 mA
| 250 MΩ
|
36
| HAC / BLA signal output
| 1.2 mA
| 250 MΩ
|
37
| IGN 1
| 10 mA
| 50 MΩ
|
38
| ESS signal output
| 1.2 mA
| 250 MΩ
|
39
| -
|
|
|
40
| -
|
|
|
41
| Wheel speed sensor ground (RL)
| 40 mA
| 250 MΩ
|
42
| Wheel speed sensor ground (RR)
| 40 mA
| 250 MΩ
|
43
| Wheel speed sensor ground (FR)
| 40 mA
| 250 MΩ
|
44
| Wheel speed sensor ground (FL)
| 40 mA
| 250 MΩ
|
45
| Wheel speed sensor power (FR)
| 50 mA
| 250 MΩ
|
46
| Recirculation pump ground
| 60A
| 10 MΩ
|
Failure Diagnosis1.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...
Components and components location
Components[LHD]1. Front - right (FR)2. Rear - left (RL)3. Rear - right (RR)4. Front - left (FL)5. MC26. MC17. ABS control module (HECU)8...
Other information:
Components and components location
Components (1)With Smart KeyConnector Pin Information
Pin no
Connector A
Connector B
Connector C
Connector D
Connector E
1ESCL (+)_output----2Front heated nozzle_output----3-Pud..
Repair procedures
Removal1.Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump")2.Disconnect the fuel pump motor connector (A) and fuel sender connector (B).3.Release the fixing hook (A) and then remove the fuel sender (B).4.Remove the fixing clip (A) and then disconnect the fuel feed tube (B).5.Remove the fixing clip (A) and then remove the head assembly (B).6.Release the fixing ..