Updated: 06/26/2024 • Published: 10/16/2007
Question: Where can I find a 2004 Honda Accord alarm wiring diagram? How do I find a 2004 Honda Accord car alarm wiring diagram?
Whether you’re an expert Honda Accord car alarm installer, Honda Accord fanatic, or a novice Honda Accord enthusiast, an Honda Accord car alarm wiring diagram is a must. One of the most time consuming tasks with installing a car alarm is identifying the correct wires. If you want to know how to disconnect car alarm in your 2004 Honda Accord or figure our why car alarm goes off, a 2004 Honda Accord alarm wiring diagram can save you a lot of time. Knowing what every wire does in your 2004 Honda Accord alarm wire harness takes the guess work out of changing your car alarm or fixing your car alarm system. Our 2004 Honda Accord alarm wiring diagram shows you all the 2004 Honda Accord alarm wire colors and what they do. Use our 2004 Honda Accord alarm wiring guide to install a car alarm to prevent catalytic converter theft or disable a car alarm.
2004 Honda Accord Car Alarm Wiring Diagram
Knowing your 2004 Honda Accord alarm wire colors makes it easy to install your car alarm. Our 2004 Honda Accord alarm wiring guide shows you how to connect car alarm wires and helps you when your car alarm keeps going off. It also helps you when car alarm will not turn off, when car alarm goes off randomly, when car alarm does not sound and more.
Application |
Car Alarm Wire Color |
Battery Constant Power 12v+ Wire (+) |
White |
Battery Constant Power 12v+ Wire Location |
At Ignition Switch Harness |
Ignition Wire (+) |
Tan/Yellow |
Ignition Wire Location |
At Ignition Switch Harness |
Second Ignition Wire (+) |
N/A |
Second Ignition Wire Location |
N/A |
Accessory Wire (+) |
Black/Red |
Accessory Wire Location |
At Ignition Switch Harness |
Second Accessory Wire (+) |
White/Red |
Second Accessory Wire Location |
At Ignition Switch Harness |
Starter Wire (+) |
Black/White |
Starter Wire Location |
At Ignition Switch Harness |
Ground Wire |
Chassis |
2004 Honda Accord Alarm Sensor and Accessory Wiring Guide
Knowing your 2004 Honda Accord alarm wire colors makes it super easy to install your car alarm. Our 2004 Honda Accord car alarm wire guide shows you how to connect alarm sensors and alarm accessories with ease. It also shows you what car alarm sensor wire to use, which door trigger wire is positive, which power door lock wire and power door unlock wire you need. Find your 2004 Honda Accord car alarm wire below!
Application |
Wire Color |
Brake Light Wire (+) |
White/Black |
Brake Light Wire Location |
At Switch Above Brake Pedal |
Dome Light Supervision Wire |
Green/Red |
Dome Light Supervision Wire Location |
At Back Of Fuse Box (Light Green 5-Pin Plug) |
Door Trigger Wire (-) |
The driver door is a green (-) in the light green 16-pin plug, pin 15, the passenger door is a light green/red (-) in the light green 14-pin plug, pin 12, the drivers rear door is a green/yellow (-) in the light green 16-pin plug, pin 14 and the passenger rear door is a green/white (-) in the light green 14-pin plug, pin 13. When connecting to an alarm system use all 4 door trigger wires and diode isolate. |
Door Trigger Wire Location |
At Back Of Fuse Box |
Hood Pin Switch Wire (-) |
Yellow/Red to Green/Black |
Hood Pin Switch Wire Location |
At Hood Latch |
Horn Wire (-) |
Green/Yellow |
Horn Wire Location |
At Steering Column |
Key Sense Wire (+) |
Red/White or Red/Black |
Key Sense Wire Location |
At Ignition Harness or MICU (green plug, pin 13). The MICU (Multiplex Integrated Control Unit) is part of the under dash fuse/relay box. The plug(s) for the MICU is on the left side edge of the fuse/relay box. |
Parking Light Wire (+) |
Red/Black |
Parking Light Wire Location |
At Top of Fuse Box (Large White Plug) |
Power Door Lock Wire (-) |
Pink/Black |
Power Door Lock Wire Location |
At MICU (Green Plug, Pin 25). The MICU (multiplex integrated control unit), is part of the under dash fuse/relay box. The plugs for the MICU module are on the left side edge of the relay/fuse box. |
Power Door Unlock Wire (-) |
Pink/Blue |
Power Door Unlock Wire Location |
At MICU (Green Plug, Pin 25). The MICU (multiplex integrated control unit), is part of the under dash fuse/relay box. The plugs for the MICU module are on the left side edge of the relay/fuse box. |
Tachometer Wire (-) |
Blue/Red or Blue |
Tachometer Wire Location |
At ECM/PCM. The ECM/PCM is on the front of the transmission tunnel. The connectors are on the passenger side. On the 4 cylinder models the tachometer wire is in the white 31 pin connector E, pin 25. On the 6 cylinder models it is in the gray connector A, pin 23. Can also go to any ignition coil and use the wire that is NOT black/white or black. Can also go to any fuel injector and use the wire that is NOT yellow/black. |
Trunk Pin Switch Wire (-) |
Blue/Black |
Trunk Pin Switch Wire Location |
At MICU (Green Plug, Pin 25). The MICU (multiplex integrated control unit), is part of the under dash fuse/relay box. The plugs for the MICU module are on the left side edge of the relay/fuse box. |
Trunk Release Wire (+) |
Yellow/Green |
Trunk Release Wire Location |
In Drivers Kick Panel (Harness To Rear Of Vehicle) |
2004 Honda Accord Alarm Immobilizer Wiring and Location
Knowing your 2004 Honda Accord immobilizer wiring makes it simple to install new car alarm. Our 2004 Honda Accord car alarm guide shows you the exact wire color and where the alarm wires are located in your car. It also tells you where your 2004 Honda Accord immobilizer is located. Find your 2004 Honda Accord alarm and immobilizer location below!
Questions and Answers
Have any questions about your 2004 Honda Accord alarm installation? Please feel free to post it at the bottom of this page. We will do our best to find you the answer you are looking for. Or hopefully someone in the Modified Life community will respond with the car alarm information you are looking for.
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Conclusion
Feel free to use any 2004 Honda Accord alarm wire 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 2004 Honda Accord alarm wiring guide is at your own risk. Always verify all alarm wire, car alarm wire colors and wiring information before applying it to your 2004 Honda Accord.
1 thought on “2004 Honda Accord Alarm Wiring Diagram”
my honda is not locking any door with the main door switch or with the remote control, also the alarm is not arming. Do you guys have any solutions of the problem?