Hyundai Elantra: Smart Key System / Smart Key Unit Components and Components Location

Hyundai Elantra AD (2016-2020) Service Manual / Body Electrical System / Smart Key System / Smart Key Unit Components and Components Location

Components (1)

No
Connector A
Connector B
Connector C
1
BAT (+)_Signal
Driver's door antenna_GND
-
2
BAT (+)_Power
Driver's door antenna_Power
-
3
IGN 1
-
-
4
IGN 2_Relay output
B-CAN (High)
SSB LED (OFF)
5
IGN 1_Relay output
B-CAN (Low)
SSB LED (IGN)
6
Assist door antenna_GND
Wheel speed sensor
SSB LED (ACC)
7
Interior antenna 2_GND
AT : 'P' signal input
MT : Clutch switch signal input
SSB Illumination (+)
8
Trunk antenna_GND
-
SSB Illumination (-)
9
Interior antenna 1_GND
C-CAN (Low)
Immoblizer antenna_GND
10
Bumpper antenna_GND
C-CAN (High)
Immoblizer antenna_Power
11
ACC
GND 1
-
12
IGN2
GND 2
Start signal feedback
13
ACC_Relay output
Assist door switch_signal
Stop lamp fuse
14
Starter_Relay output
Driver's door switch_signal
Brake switch
15
-
-
Immoblizer indicator
16
Assist door antenna_Power
EMS CAN
Exterior buzzer
17
Interior antenna 2_Power
ESCL CAN

18
Trunk antenna_Power
RPM_Input
19
Interior antenna 1_Power
SSB switch2
20
Bumpper antenna_Power
SSB switch1

Smart Key Repair procedures
Smart Key Smart Key Code Saving 1. Connect the DLC cable of GDS to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on GDS. 2. Select the vehicle model a ...

Smart Key Unit Schematic Diagrams
Circuit Diagram ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Assist mode & Master warning modes
Assist mode SCC/LKA/DAW This mode displays the state of the Smart Cruise Control (SCC), Lane Keeping Assist (LKA) and Driver Attention Warning (DAW). For more details, refer to each system information in chapter 5. Tire Pressure This mode displays information related to Tire Pressure. Fo ...

Hyundai Elantra AD (2016-2020) Owners Manual: Conventional Cluster
The trip computer is a microcomputer- controlled driver information system that displays information related to driving. Information Some driving information stored in the trip computer (for example Average Vehicle Speed) resets if the battery is disconnected. Trip modes To change the tr ...

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