2003 honda acoord diagram
Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=21466
Printed Date: July 16, 2025 at 9:08 AM
Topic: 2003 honda acoord diagram
Posted By: twstdmr2
Subject: 2003 honda acoord diagram
Date Posted: November 14, 2003 at 1:08 PM
Does anyone have the diagram for this honda?????? Installing a remote start and already have 555u. Thanks
Replies:
Posted By: twstdmr2
Date Posted: November 14, 2003 at 1:10 PM
sorry, its a 4 banger LX model
Posted By: profuse007
Date Posted: November 14, 2003 at 1:34 PM
| ITEM | WIRE COLOR |POL| WIRE LOCATION |
| 12V|white |+ |ignition harness |
| STARTER|BLACK/ white |+ |ignition harness |
| IGNITION|BLACK / YELLOW |+ |ignition harness |
| ACCESSORY|BLACK/ red |+ |ignition harness |
| SECOND ACCESSORY|WHITE/ red |+ |ignition harness |
| POWER LOCK|pink/black *1 |- |grn plug, L side of fusebox |
| POWER UNLOCK|pink/blue *1 |- |grn plug, L side of fusebox |
| UNLOCK MOTOR|YELLOW /GREEN |5wi|grn plug, front of fusebox |
| DISARM DEFEAT|yellow |5wi|large wht plug above fusebox|
| PARKING LIGHTS +|RED / black | |large wht plug above fusebox|
| PARKING LIGHTS -|blk/red or blu/red | |in steering column cover |
| DOOR TRIGGER|GREEN/ red |- |grn 5 pin plg behind fusebox|
| DOME SUPERVISION|use door trigger | | |
| TRUNK/HATCH PIN|blue/black |- |driver kick, harness to rear|
| HOOD PIN|yellow/red |- |hood pin switch in latch |
|TRNK/HTCH RELEASE|YELLOW /GREEN |+ |driver kick, harness to rear|
|FCTRY ALRM DISARM|white |- |driver door module in door |
| TACHOMETER|blue/red or blue | |ECM/PCM *2 |
| BRAKE WIRE|WHITE/ black |+ |brake pedal switch |
| HORN TRIGGER|GREEN/ YELLOW |- |steering column |
Notes:
NOTE: This vehicle has an immobilizer system that needs to be bypassed when adding remote start. Use DEI part number 555U. *1 These wires will meter when using the passenger door lock switch. *2 The ECM/PCM is on the front of the transmission tunnel. The connectors are on the passenger side. On the 4 cylinder models the tach wire is in the white 31 pin connector E, pin 25. *3 The ECM/PCM is on the front of the transmission tunnel. The connectors are on the passenger side. On the 4 cylinder models the VSS wire is in the white 31 pin connector E, pin 26.
good luck!!!
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Houston,TX
"The two most common elements in the universe are H+ and stupidity" (Ellison).
Posted By: twstdmr2
Date Posted: November 14, 2003 at 1:54 PM
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