Whether your an expert installer or a novice enthusiast with a 2002 Hyundai Sonata, an automotive wiring diagram can save yourself time and headaches. One of the most time consuming tasks with installing a car alarm, remote car starter, car security system or any mobile electronics is identifying the correct wires for a 2002 Hyundai Sonata.

The Modified Life staff has put their heads together to create an invaluable resource containing car alarm wiring diagram, remote car starter wiring diagram, car wiring diagram and car security wiring diagram. Feel free to use any car alarm wiring diagram or remote car starter wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind. Use of the wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 2002 Hyundai Sonata.

If you can’t find your car alarm wiring diagram or remote start wire diagram on Modified Life, please feel free to post a car wiring diagram request (Car Alarm Wiring Diagram Request Page) and we’ll do our best to find you the information you need for your mobile installation.

2002 Hyundai Sonata Car Alarm and Remote Car Starter Wiring Information

Constant 12V+ Wire: Red
Constant 12V+ Wire Location: Ignition Switch Harness

Starter Wire (+): Yellow
Starter Wire Location: Ignition Switch Harness

Second Starter Wire (+): N/A
Start Wire Location: N/A

Ignition Wire (+): Pink
Ignition Wire Location: Ignition Switch Harness

Second Ignition Wire: Orange
Second Ignition Wire Location: Ignition Switch Harness

Accessory Wire: Brown
Accessory Wire Location: Ignition Switch Harness

Second Accessory Wire: N/A
Accessory Wire Location: N/A

Tachometer Wire: White
Tachometer Wire Location: Instrument cluster or ECM. (The ECM (Engine Control Module) is to the right of the accelerator pedal. On the 4 cyl models with A/T the tach wire is in the 26 pin plug, pin 3. 4 cyl models with M/T it is in the 12 pin plug, pin 8. 6 cyl models it is in the 40 pin plug, pin 17.)

Door Lock Wire (-): Light Blue
Door Lock Wire Location: 16P plug, pin 11, rear of fuse box.

Door Unlock Wire (-): White
Door Unlock Wire Location: 16P plug, pin 10, rear of fuse box.

Door Trigger Wire (-): Yellow
Door Trigger Wire Location: 12P plug, pin 9, front of fuse box.

Dome Supervision Wire: Use door trigger.
Dome Supervision Wire Location: N/A

Headlights Wire (-): White
Headlights Wire Location: Headlight switch at steering column.

Parking Light Positive Wire (+): Purple
Parking Light Positive Wire Location: 16P plug, pin 15, rear of fuse box.

Parking Light Negative Wire (-): Light Blue
Parking Light Negative Wire Location: Headlight switch at steering column.

Trunk/Hatch Pin Wire (-): Green/Black
Trunk/Hatch Pin Wire Location: 20 pin plug, pin 12 in driver kick panel.

Hood Pin Wire (-): Light Blue
Hood Pin Wire Location: 12 pin plug, pin 2, ETACM (The ETACM (Electronic Time & Alarm Control Module) is attached to the fusebox below the fuses.)

Trunk/Hatch Release Wire (-): Green (Can also use blue (+) solenoid wire in the 16 pin plug, pin 7 in the driver kick panel. The fuel filler release is green (+) in the 20 pin plug, pin 15 in the driver kick panel.)
Trunk/Hatch Release Wire Location: 12 pin plug, pin 5, ETACM (The ETACM (Electronic Time & Alarm Control Module) is attached to the fusebox below the fuses.)

Factory Alarm Arm Wire: N/A
Factory Alarm Arm Wire Location: N/A

Factory Alarm Disarm Wire (-): Light Green/Black
Factory Alarm Disarm Wire Location: 12 pin plug, pin 3, ETACM (The ETACM (Electronic Time & Alarm Control Module) is attached to the fusebox below the fuses.)

Factory Alarm Disarm but No Unlock Wire (-): N/A
Factory Alarm Disarm Wire Location: N/A

Horn Trigger Wire (-): Yellow
Horn Trigger Wire Location: Steering Column

Brake Wire (+): Light Blue
Brake Wire Location: Brake Pedal Switch

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