problem with mpfi swap

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Old Oct 8, 2003 | 10:01 AM
  #1  
tgreaves's Avatar
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From: Baltimore, maryland, usa
Default problem with mpfi swap

I am in the process of doing the mpfi swap on my dx crx.. I am trying to put the dx dizzy plug on to the si dizzy.. The problem I am having is that 7 wires total.. I know 2 of them are for the mpfi stuff but the other 5 go to the dx harness.. I know I match up the colors of the wires when putting the plug on but there are 2 white wires that dont have a stripe.. Anyone know which one goes to what wire from the plug..
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Old Oct 8, 2003 | 10:14 AM
  #2  
xvracing's Avatar
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Default Re: problem with mpfi swap (tgreaves)

one of them is slightly bigger than the other, but its really hard to tell. Just hook them up the best you can and if you don't get spark, just swich them.
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Old Oct 8, 2003 | 10:17 AM
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Default Re: problem with mpfi swap (xvracing)

Ahhh... Ill try to see if I can tell what one is bigger.. Is that all that will happen if they are hooked up wrong is no spark..
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Old Oct 8, 2003 | 10:56 AM
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Default

yes
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Old Oct 12, 2003 | 01:56 PM
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Default Re: (pokemon)

Same thing happened to me yesterday. Had the two white wires the wrong way and didnt get spark. Once I swapped them the car started right up. The only problem now is the CEL. My ecu doesnt have a L.E.D on it to check the code.
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Old Oct 12, 2003 | 06:59 PM
  #6  
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From: Sparks, Nevada, United States
Default Re: (Grease Monkey)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Grease Monkey &raquo;</TD></TR><TR><TD CLASS="quote">Same thing happened to me yesterday. Had the two white wires the wrong way and didnt get spark. Once I swapped them the car started right up. The only problem now is the CEL. My ecu doesnt have a L.E.D on it to check the code. </TD></TR></TABLE>

new in the 2nr life how do you check the codes?
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Old Oct 12, 2003 | 07:02 PM
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Default Re: (youngwon22)

On the ecu there is a red L.E.D. basically it will flash and give you the code which will explain your problem. I on the other hand, need to solder a new L.E.D since my ecu mysteriously doesnt have it.
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Old Oct 12, 2003 | 08:20 PM
  #8  
Caleb V's Avatar
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From: Columbus, Ohio, USA
Default Re: (Grease Monkey)

The two extra wires are a Bl/YW and BL/GN wire for the Cylinder position sensor that the DX never had.
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