2009 Lexus IS350 Car Security Wiring Guide


Whether your an expert Lexus IS350 car alarm installer, Lexus IS350 performance fan or a novice Lexus IS350 enthusiast, a 2009 Lexus IS350 car security wiring guide 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 2009 Lexus IS350 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 Lexus IS350 car alarm wiring diagrams, Lexus IS350 car security wiring diagrams, Lexus IS350 car alarm wire diagrams, Lexus IS350 car security wiring schematics, Lexus IS350 car security diagrams, Lexus IS350 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 Lexus IS350 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 2009 Lexus IS350.

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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 add more information to our 2009 Lexus IS350 car security wiring guide on this page.

2009 Lexus IS350 Car Security Wiring Guide

Battery Constant 12v+ Positive Wire (+): White
Battery Constant 12v+ Positive Wire Location: At Driver Dash Fuse Box (White 1-Pin Plug, Pin 1)

Starter Positive Wire (+): Purple
Starter Positive Wire Location: At Driver Kick Panel (Blue 22-Pin Plug, Pin 10)

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

Ignition Positive Wire (+): Light Green
Ignition Positive Wire Location: At Driver Kick Panel (Blue 22-Pin Plug, Pin 1)

Second Ignition Positive Wire (+): Pink
Second Ignition Positive Wire Location: At Power Source ECU Above Glove Box (White 40-Pin Plug, Pin 34)

Third Ignition Positive Wire (+): N/A
Third Ignition Positive Wire Location: N/A

Accessory Positive Wire (+): Light Green
Accessory Positive Wire Location: At Power Source ECU Above Glove Box (White 40-Pin Plug, Pin 11)

Second Accessory Positive Wire (+): N/A
Second Accessory Positive Wire Location: N/A

Key Sense Wire: N/A
Key Sense Wire Location: N/A

Parking Light Negative Wire (-): Blue
Parking Light Negative Wire Location: At Headlight Switch (White 20-Pin Plug, Pin 18)

Parking Light Positive Wire (+): N/A
Parking Light Positive Wire Location: N/A

Power Door Lock Negative Wire (-): Brown (Test with Passenger Switch)
Power Door Lock Negative Wire Location: At Driver Dash Fuse Box (White 66-Pin Plug, Pin 49)

Power Door Unlock Negative Wire (-): Black (Test with Passenger Switch)
Power Door Unlock Location: At Passenger Dash Fuse Box (Gray 30-Pin Plug, Pin 10)

Door Trigger Negative Wire (-): White
Door Trigger Negative Wire Location: At Body ECU on Passenger Dash Fuse Box (16-Pin Plug, Pin 14)

Dome Light Supervision Wire (+): Purple
Dome Light Supervision Wire Location: At Body ECU on Driver Dash Fuse Box (10-Pin Plug, Pin 2)

Trunk Release Negative Wire (-): Pink
Trunk Release Negative Wire Location: At Release Switch

Sliding Power Door Wire: N/A
Sliding Power Door Wire Location: N/A

Horn Negative Wire (-): White
Horn Negative Wire Location: At Horn Switch (Black 12-Pin Plug, Pin 8)

Tachometer Wire Negative Wire (-): White
Tachometer Wire Negative Wire Location: At Data Link Connector

Wait To Start Wire: N/A
Wait To Start Location: N/A

Brake Light Positive Wire (+): Red/Black
Brake Light Positive Wire Location: At Brake Switch (Green 4-Pin Plug, Pin 1)

Factory Alarm Disarm Wire (-): White
Factory Alarm Disarm Wire Location: At Power Window Master Switch (20-Pin Plug, Pin 13)

Factory Anti-Theft System: Lexus Immobilizer
Factory Anti-Theft System Location: Vehicles with Smart Key and Push to Start Requires Bypass Module

The 2009 Lexus IS350 alarm wire color and location information above is updated as it is submitted by the Modified Life community.

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