CRF450X

Here’s the electrical layout of the Honda CRF450X. This is from the 2005 model but all year Honda’s to this point should be identical. Clicking on the picture below will get you a bigger sized schematic to use. This should be fairly helpful to those of you wishing to add a key to your 450X, upgrading your lighting (the high and low beams on the bulb are disabled stock, see the white wire on the bulb) and any other general troubleshooting your trying to perform.

Related posts:

1. System Rig HID Lighting for the CRF450X without a stator rewind.
2. Honda Bulletin for 2005 CRF450X Closed Course Competion Modifications…
3. Brighter Headlight Bulb for the CRF450X and the CRF250X.
4. Finally some real logic on what the pink wire mod for the CRF450X does.
5. 2005 Honda CRF450X Development

Filed under: Electrical
2 Comments

2 Responses to “2005 CRF450X Electrical Wiring Diagram / Schematic”

1. CRF450X - Finally some real logic on what the pink wire mod for the CRF450X does. Says:
   April 2nd, 2007 at 11:14 pm

   [...] pink wire mod is one of those highly debatable mods for the CRF450X. Seems everyone has an opinion as towhether it does anything or not. Only one result has been verified by everyone and that is that the mod raises the RPM limit by 500 revolutions per minute. But does it do anything else? Ok guys, so here it is. After looking at the schematic located here and reading through the technical documents on the Honda CRF450x we’ve personally determined in our minds that the CRF450X Igntion Control Module retards timing in certain situations. [...]

2. stinky Says:
   November 22nd, 2009 at 7:35 am

   thanks for the help will try the pink wire and see wot happens . will email you back when tryed it out stinky

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