Hyundai Sonata: Smart key unit. Components and Components Location - Smart key System - Body Electrical SystemHyundai Sonata: Smart key unit. Components and Components Location

Component (1)

Connector Pin Information
Pin
Connector A
Pin
Connector B
1
Battery
1
Interior 2 antenna 2
2
Immobilizer Indicator
2
Interior 1 antenna 2
3
GND 1
3
-
4
-
4
-
5
Trunk lid
5
Trunk antenna 1
6
Front left door lock / unlock
6
Bumper antenna 1
7
External buzzer
7
Front right side antenna 1
8
-
8
Front left side antenna 1
9
ACC
9
Interior 2 antenna 1
10
CAN high
10
Interior 1 antenna 1
11
CAN low
11
-
12
-
12
-
13
RF Communication
13
Trunk antenna 2
14
IGN 1
14
Bumper antenna 2
15
P position
15
Front right side antenna 2
16
GND 2
16
Front left side antenna 2
17
-


18
-
19
-
20
Front right door lock / unlock
21
-
22
Diagnosis
23
SSB switch
24
Brake
25
-
26
-

Component (2)


    Smart key. Repair procedures
    Smart Key Smart Key Code Saving 1. Connect the DLC cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS. ...

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    Warning on the LCD screen
    Key is not in vehicle If the smart key is not in the vehicle and if any door is opened or closed with the engine start/stop button in ACC, ON, or START, the warning illuminates on the LCD scr ...

    For best battery service
    Keep the battery securely mounted. Keep the battery top clean and dry. Keep the terminals and connections clean, tight, and coated with petroleum jelly or terminal grease. Rinse any sp ...