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2007 Subaru Legacy Car Alarm Wiring Diagram


Whether your an expert Subaru Legacy car alarm installer, Subaru Legacy performance fan or a novice Subaru Legacy enthusiast with a 2007 Subaru Legacy, a Subaru Legacy car alarm wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car alarm, car security, car remote start, automatic remote starter, shock sensor, tilt sensor, car alarm sensor or any auto alarm is identifying the correct color car security wires for a 2007 Subaru Legacy headlight bulb size you need for your low beam or high beam and save time. Also, find your other car light bulb sizes including your fog light, reverse light, turn signal, brake light and more. It’s that easy!

The Modified Life staff has taken all its Subaru Legacy car alarm wiring diagrams, Subaru Legacy car security wiring diagrams, Subaru Legacy car alarm wire diagrams, Subaru Legacy car security wiring schematics, Subaru Legacy car security diagrams, Subaru Legacy remote starter wiring diagrams and cataloged them online for our visitors to use for free. Our automotive wiring diagrams allow you to enjoy your new auto security electronics rather than spend countless hours trying to figure out which wires goes where.

Feel free to use any Subaru Legacy auto alarm 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 and most of the auto security wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. 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 2007 Subaru Legacy.

Questions

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Adding More Information

If you would like to help the Modified Life community by adding a car security wire schematic, car alarm wire diagram, car remote starter wire diagram, auto remote starter wire diagram or auto security wire diagram to our resource, please feel free to post any additional car wiring information about the 2007 Subaru Legacy on this page.

2007 Subaru Legacy Car Alarm Wiring Schematic

Battery Constant 12v+ Positive Wire (+): White
Battery Constant 12v+ Positive Wire Location: Ignition Switch Harness

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

Ignition Positive Wire (+): Green
Ignition Positive Wire Location: Ignition Switch Harness

Second Ignition Positive Wire (+): Blue
Second Ignition Positive Wire Location: Ignition Switch Harness

Accessory Positive Wire (+): Yellow
Accessory Positive Wire Location: Ignition Switch Harness

Parking Light Negative Wire (-): Black/White
Parking Light Negative Wire Location: At Headlight Switch

Parking Light Positive Wire (+): Orange
Parking Light Positive Wire Location: At Parking Light Switch

Power Door Lock Negative Wire (-): Brown/White
Power Door Lock Negative Wire Location: In Drivers Kick Panel Or BIU, 35-Pin Plug, Pin 15. The BIU module is located to the right of the steering column.

Power Door Unlock Negative Wire (-): Brown/Black
Power Door Unlock Negative Wire Location: In Drivers Kick Panel, Or BIU, 35-Pin Plug, Pin 29. The BIU module is located to the right of the steering column.

Door Trigger Positive Wire (+): The left front door trigger is blue/white (-) in pin 19, the right front door is blue/orange (-) in pin 32, the left rear door is yellow (-) in pin 31, and the right rear door is white/red (-) in pin 18. When connecting to an alarm system use all 4 door trigger wires and diode isolate.
Door Trigger Positive Wire Location: At BIU, 35-Pin Plug. The BIU module is located to the right of the steering column.

Dome Light Supervision Wire: Brown (-)
Dome Light Supervision Wire Location: At BIU, Pin 3, In 30-Pin Plug. The BIU module is located to the right of the steering column.

Trunk Release Negative Wire (-): White/Black (5 Wire). This vehicle has a 5-wire trunk/hatch release system that will require an extra relay.
Trunk Release Negative Wire Location: In Passenger Kick Panel Or BIU, 35-Pin Plug, Pin 22.

Horn Negative Negative Wire (-): Red To Red/White (-)
Horn Negative Negative Wire Location: At Steering Column Harness Or BIU, 30-Pin Plug, Pin 11. The BIU module is located to the right of the steering column.

Tachometer Wire Negative Wire (-): Pink To Red/White
Tachometer Wire Negative Wire Location: At Instrument Cluster Or ECM. The ECM (electronic control module) is located behind the glove box. This wire is in a 34-pin plug, pin 23.

Brake Light Positive Wire (+): Brown/White (+)
Brake Light Positive Wire Location: At Switch Above Brake Pedal

Factory Anti-Theft Wire (-): Yellow/Red (-)
Factory Anti-Theft Wire Location: In Drivers Kick Panel

Factory Anti-Theft Wire (-): Transponder. Requires Bypass Module And Extra Ignition Key.
Factory Anti-Theft Wire Location: Transponder At Ignition Switch Tumbler.

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