Whether your an expert installer or a novice enthusiast with a 2004 Acura TL, 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 2004 Acura TL.

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 2004 Acura TL.

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.

2004 Acura TL Car Alarm and Remote Car Starter Wiring Information

Constant 12V+ Wire: White
Constant 12V+ Wire Location: Ignition Switch Large Harness

Starter Wire (+): Black/White
Starter Wire Location: Ignition Switch Harness

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

Ignition Wire (+): Black/Yellow
Ignition Wire Location: Ignition Switch Harness

Second Ignition Wire: N/A
Second Ignition Wire Location: N/A

Accessory Wire: Black/Red
Accessory Wire Location: Ignition Switch Harness

Second Accessory Wire: White/Red
Accessory Wire Location: Ignition Switch Harness

Key Sense Wire (+): Red/White
Key Sense Location: Ignition Switch Harness

Tachometer Wire: NOT yellow/black
Tachometer Wire Location: Any fuel injector.

Door Lock Wire (-): Pink/Black
Door Lock Wire Location: Green plug on the left side of the fuse box. These wires will meter when using the passenger door lock switch.

Door Unlock Wire (-): Pink/Blue
Door Unlock Wire Location: Green plug on the left side of the fuse box. These wires will meter when using the passenger door lock switch.

Door Trigger Wire (-): The left front door is green in a 16 pin plug, pin 15. The right front door is light green/red in a 14 pin plug, pin 12. The left rear door is green/yellow in a 16 pin plug, pin 14. The right rear door is green/white in a 14 pin plug, pin 13. Use all four wires and diode isolate each wire.
Door Trigger Wire Location: Rear of fuse box.

Dome Supervision Wire: Green/Red
Dome Supervision Wire Location: Green 5 pin plug, rear of fuse box.

Headlights Wire (-): N/A
Headlights Wire Location: N/A

Parking Light Positive Wire (+): Red/Black
Parking Light Positive Wire Location: Large white plug on the top of fuse box.

Parking Light Negative Wire (-): Red/Black
Parking Light Negative Wire Location: Headlight switch in column cover.

Trunk/Hatch Pin Wire (-): Blue/Yellow
Trunk/Hatch Pin Wire Location: Green plug on the left side of the fuse box.

Hood Pin Wire (-): Yellow/Red to Green/Black
Hood Pin Wire Location: Hood Pin Switch in Latch.

Trunk/Hatch Release Wire (+): Yellow/Green or Blue/Black
Trunk/Hatch Release Wire Location: Harness to rear in driver kick panel.

Factory Alarm Arm Wire: Blue/White to White/Red
Factory Alarm Arm Wire Location: Driver door module in door.

Factory Alarm Disarm Wire (-): Black/Red to White
Factory Alarm Disarm Wire Location: Driver door module in door.

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

Horn Trigger Wire (-): Green/Yellow
Horn Trigger Wire Location: Horn Switch.

Brake Wire (+): White/Black
Brake Wire Location: Top of fuse box, white 45 pin plug.

Emergency Parking Brake Wire (-): Green/Orange
Emergency Parking Brake Wire Location: Large white plug on the top of the fuse box.