2008 Lexus RX350 Alarm Wire Color Code Diagram


Whether your an expert Lexus RX350 car alarm installer, Lexus RX350 performance fan or a novice Lexus RX350 enthusiast, a 2008 Lexus RX350 alarm wire color code 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 2008 Lexus RX350 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 RX350 car alarm wiring diagrams, Lexus RX350 car security wiring diagrams, Lexus RX350 car alarm wire diagrams, Lexus RX350 car security wiring schematics, Lexus RX350 car security diagrams, Lexus RX350 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 RX350 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 2008 Lexus RX350.

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2008 Lexus RX350 Alarm Wire Color Code Diagram

Battery Constant 12v+ Positive Wire (+): Red
Battery Constant 12v+ Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 7)

Starter Positive Wire (+): Blue
Starter Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 8)

Second Starter Positive Wire (+): White
Second Starter Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 1)

Ignition Positive Wire (+): Purple
Ignition Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 6)

Second Ignition Positive Wire (+): Green
Second Ignition Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 4)

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

Accessory Positive Wire (+): Red
Accessory Positive Wire Location: At Ignition Switch (White, 8-Pin Plug, Pin 8)

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 (-): Orange
Parking Light Negative Wire Location: At Headlight Switch

Parking Light Positive Wire (+): Light Blue or Light Green
Parking Light Positive Wire Location: At Dash Fuse Box (Middle 12-Pin Plug, Pin 8)

Power Door Lock Negative Wire (-): Purple (This wire is only needed if the door locks do not function with the aftermarket alarm system while the vehicle is running. All other times just use the factory alarm arm wire.)
Power Door Lock Negative Wire Location: At Fuse Box (Top Right 12-Pin Plug, Pin 3)

Power Door Unlock Negative Wire (-): Brown (This wire is only needed if the door locks do not function with the aftermarket alarm system while the vehicle is running. All other times just use the factory alarm arm wire.)
Power Door Unlock Location: At Fuse Box (Top Right 12-Pin Plug, Pin 4)

Door Trigger Negative Wire (-): Black to Blue
Door Trigger Negative Wire Location: At Body Electronic Control Unit located under the drivers dash and attached to the back of the drivers dash fuse box. (16-Pin Plug, Pin 14)

Dome Light Supervision Wire (+): Light Green to Light Blue
Dome Light Supervision Wire Location: At Fuse Box (12-Pin Plug, Pin 5)

Trunk Release Negative Wire (-): Yellow to White
Trunk Release Negative Wire Location: At Body Electronic Control Unit located under the drivers dash and attached to the back of the drivers dash fuse box. (28-Pin Plug, Pin 3)

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

Horn Negative Wire (-): White to Red
Horn Negative Wire Location: At Fuse Box (Middle 16-Pin Plug, Pin 11)

Tachometer Wire Negative Wire (-): White
Tachometer Wire Negative Wire Location: At Engine Control Module located behind the Glove Box. (2nd Plug from the Top, Pin 1)

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

Brake Light Positive Wire (+): Blue to Brown
Brake Light Positive Wire Location: At Brake Switch (Midflr 12-Pin Plug, Pin 3)

Factory Alarm Disarm Wire (-): Gray
Factory Alarm Disarm Wire Location: At Power Window Master Switch (White 20-Pin Plug, Pin 14)

Factory Anti-Theft System: Toyota Immobilizer
Factory Anti-Theft System Location: Requires Bypass Module

The 2008 Lexus RX350 alarm wire color and location information above is updated as it is submitted by the Modified Life community.

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