Body Electrical System

Components and Component Location

~1min read

Components

No Connector A Connector B Connector C
1 Room Lamp_Output GROUND Trunk Release Switch_Input
2 Heated Handle Power_IGN 2 - Brake Switch_Input
3 Heated Handle_Output Auto Light Power_Output Fog Lamp Switch_Input
4 - Chassis CAN (Low) Headlamp High Beam Switch_Input
5 Power Window Safety Enable_Output Chassis CAN (High) Light Switch_Input
6 - Wiper INT Volume Switch_Input Wiper Switch_Input
7 Wiper Low Relay_Output Body CAN (High) Wiper Low Switch_Input
8 Keyhole Illumination Output Body CAN (Low) Washer Switch_Input
9 - Auto Light GND_Output Heated Handle NTC Sensor_Input
10 Wiper High Relay_Output RPAS LIN Communication IGN 1
11 Courtesy Lamp_Output (Assist) - Battery (+)
12 Courtesy Lamp_Output (Driver) - Ground
13 Ground - Heated Handle
14 Ground Diagnosis Key IN Switch_Input
15 Pocket Lamp_Output PAS_Input (Option) Rear Heater Switch_Input
16 - Airbag Signal_Input RPAS OFF Switch_Input
17 - ?
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Tailgate Lock Switch_Input
18 Security Indicator_Output Sunroof Open Switch_Input
19 PAS Switch Indicator_Output Wiper Blade Position_Input
20 Auxiliary Seat Belt Indicator_Output Auto Light Sensor_Input
21 AV Rear Lamp_Output ACC
22 - IGN 2
23 Heated Handle Indicator_Output ?
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24 -
25 Key Solenoid_Output
26 AT Solenoid_Output

Test yourself

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