Component (1)

2014 Hyundai Veloster Base, Standard TransSECTION Component (1)
Fig 1: Identifying Smart Key Unit Connector
G09134480Courtesy of HYUNDAI MOTOR AMERICA
CONNECTOR PIN INFORMATION

No. Connector A (26 pins) No. Connector B (16 pins) No. Connector C (22 pins)
1 Battery power load 1 CANL 1 Start/Stop button switch ILL
2 - 2 CANH 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 CANH 12 P position/Clutch switch 12 SSB LED IGN
13 CANL 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 Β  Β  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 Β  Β 
24 EMS COM
25 Start/Stop button switch 1
26 Assistant toggle button
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.