2003 Ford Explorer Alarm Wires
Find the right alarm wire colors, locations, and polarity with this 2003 Ford Explorer alarm wiring diagram. This will help you install your car alarm wiring correctly.
| Application | Wire Color and Location |
|---|---|
| Battery Constant Power 12v+ Wire (+) | Yellow |
| Battery Constant Power 12v+ Wire Location | At Ignition Switch Harness |
| Ignition Wire (+) | Red/Light Green |
| Ignition Wire Location | At Ignition Switch Harness |
| Second Ignition Wire (+) | N/A |
| Second Ignition Wire Location | N/A |
| Accessory Wire (+) | Dark Green/Light Green |
| Accessory Wire Location | At Ignition Switch Harness |
| Second Accessory Wire (+) | N/A |
| Second Accessory Wire Location | N/A |
| Starter Wire (+) | Red |
| Starter Wire Location | At Ignition Switch Harness |
| Second Starter Wire (+) | N/A |
| Second Starter Wire Location | N/A |
| Ground Wire | Chassis |
2003 Ford Explorer Alarm Sensor Wires
Find the right alarm sensor wire colors, locations, and polarity with this 2003 Ford Explorer alarm sensor wire chart. This will help you connect all your car alarm sensors correctly.
| Application | Wire Color and Location |
|---|---|
| Brake Light Wire (+) | Light Green |
| Brake Light Wire Location | At Brake Switch |
| Dome Light Supervision Wire | Use Door Trigger |
| Dome Light Supervision Wire Location | N/A |
| Door Trigger Wire (+) | Black/Light Blue |
| Door Trigger Wire Location | In Driver Kick Panel |
| Hood Pin Switch Wire (-) | N/A |
| Hood Pin Switch Wire Location | N/A |
| Horn Wire (-) | Yellow/Light Green or Yellow/Light Blue |
| Horn Wire Location | At Steering Column |
| Key Sense Wire (+) | N/A |
| Key Sense Wire Location | N/A |
| Parking Light Wire (+) | Brown |
| Parking Light Wire Location | At Headlight Switch |
| Power Door Lock Wire (-) | Pink/Yellow |
| Power Door Lock Wire Location | In Driver Kick Panel |
| Power Door Unlock Wire (-) | Pink/Light Green |
| Power Door Unlock Wire Location | In Driver Kick Panel. On some vehicle with factory alarm or keyless entry, after the vehicle sets for a few minutes, if you cannot unlock the door with the aftermarket remote control it will be necessary to wake up the GEM module. |
| Tachometer Wire (-) | Any Wire NOT White/Purple and NOT Red |
| Tachometer Wire Location | At Ignition Coil Pack |
| Trunk Pin Switch Wire (-) | N/A |
| Trunk Pin Switch Wire Location | N/A |
| Trunk Release Wire (-) | Orange/Light Green or Purple/Yellow |
| Trunk Release Wire Location | At CSM (Central Security Module) located below the passenger side C-pillar. |
| Factory Alarm Arm Wire (-) | N/A |
| Factory Alarm Arm Wire Location | N/A |
| Factory Alarm Disarm Wire (-) | Green/Purple |
| Factory Alarm Disarm Wire Location | In Driver Door Harness |
| Factory Anti-Theft System | Ford Transponder Anti-Theft System |
| Factory Anti-Theft System Location | Transponder at Ignition Switch Tumbler |
| Factory Immobilizer Bypass | Requires Immobilizer Bypass Module |
Feel free to use any 2003 Ford Explorer alarm wiring diagram that is listed here but keep in mind that all information here is provided as is without any warranty of any kind. Use of this 2003 Ford Explorer car alarm wire chart is at your own risk. Always verify all wires, wire colors and connection points before applying any information found here to your 2003 Ford Explorer.