Hyundai Sonata: Smart Key System / Smart Key Unit Components and Components Location

Hyundai Sonata LF 2014-2019 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	-	?
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 Sonata LF 2014-2019 Service Manual: Description and Operation
Description Ignition timing is controlled by the electronic control ignition timing system. The standard reference ignition timing data for the engine operating conditions are pre-pro grammed in the memory of the ECM (Engine Control Module). The engine operating conditions (speed, load, wa ...

Hyundai Sonata LF 2014-2019 Service Manual: Hood Latch Release Handle Repair procedures
Replacement 1. Using a socket (B), remove the hood release handle (A). 2. Install in the reverse order of removal. • Make sure the hood latch cable is connected properly. • Make sure the hood locks / unlocks and opens / closes properly. ...