2003- Honda Accord Vehicle Wiring Chart and Diagram Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2003- Honda Accord information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. 03-04 accord wiring diagram - the12volt 03-04 accord wiring diagram - Hi all, I was wondering if anyone out there had the wiring diagram for the 03-04 accord.I don't know if the 2000 one is still the same. I have an 04 accord. help will be fine. Thanks.. 2003 Honda Accord Wiring Harness Diagram - Wiring Forums Looking for details concerning 2003 Honda Accord Wiring Harness Diagram? you are right below. You might be a service technician who wishes to look for references or address existing problems. Or you are a pupil, or maybe even you who just want to know about 2003 Honda Accord Wiring Harness Diagram. Wiring Diagrams : Honda 03 Honda Accord Headlight Wiring Diagram - Circuit Diagram 03 Honda Accord Headlight Wiring Diagram - Welcome, thank you for visiting this simple website, we are trying to improve this website, the website is in the development stage, support from you in any form really helps us, we really appreciate that.