1999 Infiniti G20 Car Alarm Wiring Guide

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Whether your an expert Infiniti G20 car alarm installer, Infiniti G20 performance fan or a novice Infiniti G20 enthusiast with a 1999 Infiniti G20, a Infiniti G20 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 1999 Infiniti G20 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 Infiniti G20 car alarm wiring diagrams, Infiniti G20 car security wiring diagrams, Infiniti G20 car alarm wire diagrams, Infiniti G20 car security wiring schematics, Infiniti G20 car security diagrams, Infiniti G20 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 Infiniti G20 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 1999 Infiniti G20.

Questions

If you have any questions pertaining to the car wiring in a 1999 Infiniti G20, please feel free to post it at the bottom of this page and either we’ll do our best to find you the information you need or hopefully someone in the Modified Life community will have the information you are looking for.

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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 post any additional car wiring information about the 1999 Infiniti G20 on this page.

1999 Infiniti G20 Car Alarm Wiring Guide

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

Starter Positive Wire (+): Black/White (When installing a remote starter, you must use both starter #1 and starter #2 wires. Both wires must be connected to the starter/cranking output wire from the remote starter or the vehicle will not remote start when the engine is cold.)
Starter Positive Wire Location: Ignition Switch Harness

Secondary Starter Positive Wire (+): White/Green (When installing a remote starter, you must use both starter #1 and starter #2 wires. Both wires must be connected to the starter/cranking output wire from the remote starter or the vehicle will not remote start when the engine is cold.)
Secondary Starter Positive Wire Location: Ignition Switch Harness

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

Secondary Ignition Positive Wire (+): White/Purple
Secondary Ignition Positive Wire Location: Ignition Switch Harness

Accessory Positive Wire (+): White/Blue
Accessory Positive Wire Location: Ignition Switch Harness

Parking Light Positive Wire (+): Red/Blue
Parking Light Positive Wire Location: At Steering Column Harness

Power Door Lock Negative Wire (-): Yellow
Power Door Lock Negative Wire Location: At SECU. The SECU (smart entrance control unit) located left of the steering column.

Power Door Unlock Negative Wire (-): Light Green/Red (Requires Double Pulse)
Power Door Unlock Negative Wire Location: At SECU. The SECU (smart entrance control unit) located left of the steering column.

Door Trigger Negative Wire (-): Red/White and Red/Blue (Use Both). The drivers door is a red/white (-) and the passenger door is a red/blue (-) when connecting to an alarm system, use both and diode isolate.
Door Trigger Negative Wire Location: At SECU. The SECU (smart entrance control unit) located left of the steering column.

Domelight Supervision Wire: Use Door Trigger
Domelight Supervision Wire Location: N/A

Horn Negative Negative Wire (-): Green/White
Horn Negative Negative Wire Location: At Steering Column Harness

Tachometer Wire Negative Wire (-): Blue Or Blue/Orange
Tachometer Wire Negative Wire Location: At ECM. The ECM (electronic control module) is located in the center console or in a white 18-pin plug located just in front of the shifter.

Brake Light Positive Wire (+): Red/Green
Brake Light Positive Wire Location: At Switch Above Brake Pedal

Factory Alarm Disarm Wire (-): Disarms With Unlock, Single Pulse Disarms
Factory Alarm Disarm Wire Location: N/A

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

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