Hyundai Elantra: 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
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Other information:
Hyundai Elantra AD (2016-2020) Owners Manual: Washer Fluid
Checking the Washer Fluid Level
Check the fluid level in the washer fluid reservoir and add fluid if necessary.
Plain water may be used if washer fluid is not available. However, use washer solvent
with antifreeze characteristics in cold climates to prevent freezing.
WARNING
To prevent seri ...
Hyundai Elantra AD (2016-2020) Owners Manual: Headlight Warning Light, LED Headlight Warning Light
Headlight Warning Light
This warning light illuminates:
This warning light illuminates if one of the exterior bulbs (headlamp, DRL, turn
signal lamp, stop lamp, etc.) is not operating properly. One of the bulbs may need
to be replaced. If the vehicle is equipped with LED headlamps, have the ...
