LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2017 >> Veloster Base, Automatic DCT Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Key System >> Smart Key Unit >> Components And Components Location >> Component
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Components And Components Location: Component

Fig 1: Smart Key Unit Connector Terminals
G12126250Courtesy of HYUNDAI MOTOR AMERICA
SMART KEY UNIT CONNECTOR PIN INFORMATION

No. Connector A (26 pins) No. Connector B (16 pins) No. Connector C (22 pins)
1 Battery power load 1 CAN L 1 Start/Stop button switch ILL
2 - 2 CAN H 2 Immobilizer IND
3 Power ground 1 3 - 3 Start/Stop button LED OFF
4 IGN 1 4 Stop lamp fuse 4 Interior antenna #2 power
5 IGN 1 relay 5 Brake switch 5 Interior antenna #1 power
6 ACC 6 Immobilizer antenna power 6 -
7 IGN 2 7 - 7 -
8 Start/Stop button switch 2 8 Wheel speed 8 Trunk antenna power
9 - 9 Driver toggle button 9 Bumper antenna power
10 - 10 - 10 Assistant antenna power
11 ESCL COM 11 External buzzer 11 Driver antenna power
12 CAN H 12 P position/Clutch switch 12 SSB LED IGN
13 CAN L 13 Start feedback 13 SSB illumination power
14 Battery CPU 14 Immobilizer antenna ground 14 -
15 - 15 Diagnostic - K 15 Interior antenna #2 ground
16 Power ground 2 16 Start/Stop button switch LED 16 Interior antenna #1 ground
17 Starter relay     17 -
18 IGN 2 relay     18 -
19 ACC relay     19 Trunk antenna ground
20 -     20 Bumper antenna ground
21 Trunk lid switch     21 Assistant antenna ground
22 -     22 Driver antenna ground
23 RPM        
24 EMS COM        
25 Start/Stop button switch 1        
26 Assistant toggle button