Whether your an expert Jeep Grand Cherokee car alarm installer, Jeep Grand Cherokee performance fan or a novice Jeep Grand Cherokee enthusiast with a 2002 Jeep Grand Cherokee, a Jeep Grand Cherokee 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 2002 Jeep Grand Cherokee.

The Modified Life staff has taken all its Jeep Grand Cherokee car alarm wiring diagrams, Jeep Grand Cherokee car security wiring diagrams, Jeep Grand Cherokee car alarm wire diagrams, Jeep Grand Cherokee car security wiring schematics, Jeep Grand Cherokee car security diagrams, Jeep Grand Cherokee 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 Jeep Grand Cherokee 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 2002 Jeep Grand Cherokee.

Questions

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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 2002 Jeep Grand Cherokee on this page.

2002 Jeep Grand Cherokee Auto Alarm Wiring Diagram

Battery Constant 12v+ Positive Wire (+): Pink/Black and Red
Battery Constant 12v+ Positive Wire Location: Ignition Switch Harness

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

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

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

Secondary Accessory Positive Wire (+): Black/Orange
Secondary Accessory Positive Wire Location: Ignition Switch Harness

Parking Light Negative Wire (-): Yellow (The yellow parking light wire will require a (-) negative through a 1300 ohm resistor and a extra relay.)
Parking Light Negative Wire Location: At Headlight Switch, See Diagram

Parking Light Positive Wire (+): Do Not Use.
Parking Light Positive Wire Location: N/A

Power Door Lock Negative Wire (-): Orange/Violet And Pink/Black (5 Wire Reverse Polarity). Use orange/violet for lock and pink/black for unlock at the drivers door switch. Use black/white for lock and pink/black for unlock at the passenger front door switch.
Power Door Lock Negative Wire Location: In Both Front Doors, See Diagram

Power Door Unlock Negative Wire (-): Pink/Black (5 Wire Reverse Polarity). Use orange/violet for lock and pink/black for unlock at the drivers door switch. Use black/white for lock and pink/black for unlock at the passenger front door switch.
Power Door Unlock Negative Wire Location: In Both Front Doors, See Diagram

Door Trigger Positive Wire (+): This vehicle has 4 door trigger input wires, the drivers door is a tan/red (-) at the drivers door lock switch, the passenger door is a tan/red (-) at the passenger door lock switch, the drivers rear door is a tan/orange (-) and the passenger rear door is a tan/yellow (-) both are at the BCM (body control module), when connecting to an alarm system you must both door trigger wires and diode isolate.
Door Trigger Positive Wire Location: N/A

Domelight Supervision Wire (-): Yellow/Dark Green
Domelight Supervision Wire Location: At BCM, Above Diagnostic Plug

Horn Negative Negative Wire (-): Gray/Orange
Horn Negative Negative Wire Location: At Horn Switch

Tachometer Wire Negative Wire (-): On the 4.7L engine, go to any coil and use any wire that is not dark green/orange. On the 4.0L engine, use any wire with a tan stripe at the coil pack.
Tachometer Wire Negative Wire Location: N/A

Brake Light Positive Wire (+): White/Tan (1999-2002) White/Tan or Purple/Brown (2002)
Brake Light Positive Wire Location: At Switch Above Brake Pedal

Factory Alarm Disarm Wire (-): Light Green/Orange (To disarm the factory alarm system requires a (-) negative through a 463 ohm resistor and an extra relay.)
Factory Alarm Disarm Wire Location: At Drivers Door Lock Switch In Drivers Door

Factory Anti-Theft Wire (-): Chrysler’s Sentry Key, A Transponder System
Factory Anti-Theft Wire Location: Transponder At Ignition Switch Tumbler