Hyundai Sonata LF Quiz
Body Electrical System

Smart Key Unit Components and Component Locations

In this manual: Body Electrical System
General Information — 9Engine Mechanical System — 90Engine Electrical System — 58Emission Control System — 24Engine Control System/Fuel System — 114Drive Shaft and Axle — 15Suspension System — 35Steering — 19Restraints — 50Brake System — 54Body (Interior and Exterior) — 213Body Electrical System — 241Heating, Ventilation, and Air Conditioning — 56DCT (Dual Clutch Transmission) System — 52
~1min read

Components (1)

No Connector A Connector B Connector C
1 BAT (+)_Signal Driver Door Antenna_GND -
2 BAT (+)_Power Driver 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 (Ignition)
6 Auxiliary Door Antenna_GND Wheel speed sensor SSB LED (ACC)
7 Internal Antenna 2_GND AT: "P" signal input
MT: Clutch switch signal input		 SSB Illumination (+)
8 Trunk Antenna_GND - SSB Illumination (-)
9 Internal Antenna 1_GND C-CAN (Low) Immobilizer Antenna GND
10 Bumper Antenna GND C-CAN (High) Immobilizer Antenna Power
11 ACC Ground 1 -
12 IGN2 Ground 2 Start Signal Feedback
13 ACC_Relay Output Auxiliary Door Switch_Signal Stop Lamp Fuse
14 Starter_Relay Output Driver Door Switch_Signal Brake Switch
15 - - Immobilizer Indicator
16 Auxiliary Door Antenna_Power EMC MAY External Buzzer
17 Interior Antenna 2_Power - ?
18 Main Antenna_Power RPM_Input
19 Interior Antenna 1_Power SSB Switch 2
20 Bumper Antenna Power SSB Switch 1

Test yourself

A quick Hyundai Sonata LF quiz: every answer comes with an explanation and a link to the manual page.