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2019/03/27 16:41:11
TOJ

Honda H4518H

My Honda H4518H Lawn Tractor has a spark but will not run. Not sure if it is my ECU (Engine Control Unit), because when fiddling with it it would occasionally almost run.   Where can I get a schematic that shows me which colour wire goes into which terminal slot. There are six, three over three, but the owner's manual does not specify which goes where, it only shows them in a straight line.  Yes I did write it down when removing them but lost it.  Any assistance would be greatly appreciated.
3 comments Leave a comment
Mikel1
Looks like a cdi unit looking at it. Usually Honda has a service manual you have to pay for, I would ask my friend who works for Honda but haven't seen him on the forums lately
2019/03/27 22:29:40
TOJ
Thank you for the input.  I am quite sure this is the ECU (six wires).  I do have the service manual but it doesn't specify the wire colour placements into the actual plug configuration terminals.  It only explains them in a straight line.  When I look at my CDI (5 wires) which I have not touched, its wire colour placements do not match the service manual, so it is very confusing. I have been advised to contact the Honda Technical line. will give them a try. Thank you.
2019/03/28 11:02:35
Mikel1
I see the situation, good luck. Hopefully Honda will be able to help.
2019/03/30 21:51:28

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