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: Smart Cruise Control System
1. Cruise indicator 2. Set speed 3. Vehicle-to-vehicle distance To see the SCC screen on the LCD display in the cluster, select Assist mode (). For more details, refer to "LCD Display Modes" in chapter 3. The Smart Cruise Control system allows you to program the vehicle to maintain ...

Hyundai Elantra AD (2016-2020) Owners Manual: FCA Sensor
In order for the FCA system to operate properly, always make sure the camera is clean and free of dirt, snow, and debris. Dirt, snow, or foreign substances on the sensor cover or sensor may adversely affect the sensing performance of the sensor. NOTICE NEVER install any accessories or st ...