How do you de-pin the ECU???

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Old Apr 15, 2003 | 07:40 AM
  #1  
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Default How do you de-pin the ECU???

I'm trying to do MPFI now and I can't get the damn pins to come out of the ECU harnesses. I keep stabbing the middle of them with a paper clip and pulling on the wire and nothing comes out. How do you do this?
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Old Apr 15, 2003 | 07:51 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

Did you remove the white plastic retaining clip inside the ecu clip?? You push on the sides then it slides out. Those also hold the pins. Also you don't go inside the wire pin you go inside the middle row where its open with pins on both side of it, want a top pin out push up, want a lower pin push down
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Old Apr 15, 2003 | 07:51 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

If you see the small tab sticking down, that is what you are trying to reach,
It has to be parallel with the wire to come out.
I used a small vise to hold the connector so I would have both hands free to
depress the connector while pulling on the wire.
It took me a while to get it so don't feel bad,It can be a pain..
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Old Apr 15, 2003 | 07:53 AM
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Default Re: How do you de-pin the ECU??? (88DXCRX)

OY VEY!

Thanks for the tip, I HT!
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Old Apr 15, 2003 | 07:56 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

Hey Fourthgen you documenting the procedure?
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Old Apr 15, 2003 | 08:02 AM
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Default Re: How do you de-pin the ECU??? (Creep)

What proceedure? The MPFI? No but I can take some pictures of this junk if you want. I haven't even really started it yet, I can't get the damn pin out. Is a paper clip really the best tool? Mine are all flimsy. I'm going to get a new one and give this a shot.
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Old Apr 15, 2003 | 08:15 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

OK I still can't get it. I understand how to do it but it still doesn't come out. Is there a special tool for this because I don't think a paper clip is cutting it.
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Old Apr 15, 2003 | 08:29 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

I always used a pretty heavy needle, not a huge on but large enough not to bend/break, you've removed that white retainer already correct??
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Old Apr 15, 2003 | 08:58 AM
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Default Re: How do you de-pin the ECU??? (zCivic)

I used a dental tool with a slight hook on the end..
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Old Apr 15, 2003 | 09:10 AM
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Default Re: How do you de-pin the ECU??? (88DXCRX)

i use a jeweler's screwdriver or one opticians use to tighten screws on seeing glasses for re-pinning.
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Old Apr 15, 2003 | 04:41 PM
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Default Re: How do you de-pin the ECU??? (breaka_1_9)

will pins from a 92-95 ecu work? i put two in my plug but the dont seem like the fit very well......should i try to put 88-91 pins in instead or plug everythiing up and see if it works? my mom got all mine out haha i have like 10 of them now
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Old Apr 15, 2003 | 05:46 PM
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Default Re: How do you de-pin the ECU??? (uneek4dr)

no u cant use 5G pins on a 4G harness.... they are diff.... u need to stick to the genereation pins....
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Old Apr 15, 2003 | 05:46 PM
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Default Re: How do you de-pin the ECU??? (uneek4dr)

Yeah I tried a thicker paper clip and it didn't work either. I went onto other things and de-pined my Distributor and a bunch of other stuff no problem. Why did Honda have to use these stupid small *** pins on the ECU! Arghh.

I need a new tool. Sewing needle is a very good idea.

Anyone know if Honda sells a specialty tool for this, I heard they did, but no one mentioned it here.
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Old Apr 16, 2003 | 07:29 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

Arghh for the love of god. Where can I get ECU pins like ASAP, **** depinning nothing I stick in there makes it want to come out. I just want to rip the whole ******* thing apart and light this goddam car on fire.
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Old Apr 16, 2003 | 08:02 AM
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Default Re: How do you de-pin the ECU??? (breaka_1_9)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by breaka_1_9 &raquo;</TD></TR><TR><TD CLASS="quote">i use a jeweler's screwdriver or one opticians use to tighten screws on seeing glasses for re-pinning.</TD></TR></TABLE>

thats exactly what i always use

i dont think a paperclip would work well since they bend so easily. you need something rigid. also, try pushing the wire all the way into the socket (since there is a little free play) and THEN insert the tool to bend the clip. otherwise if it is wedged outward, you may have more troubles. be patient, it takes awhile to learn how to do.
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Old Apr 16, 2003 | 08:03 AM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

it should be really easy. when i did this all i did was take out those white plastic thing that looks like little hair comb and pulled on the wire and they came right out but you have to pull ONCE HARD! or you risk ripping the insulation. do this and i guarantee they will come out...you don't need a pin! you only need that to push the tabs on the white plastic things that hold the pinds in place.
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Old Apr 16, 2003 | 08:41 AM
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Default

hey man if you still havent gotten em out by tonight i can send you some tomorrow. i have to go depin a plug now too so i will just rip em all out and ill send em to you for free
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Old Apr 16, 2003 | 12:27 PM
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Default Re: How do you de-pin the ECU??? (88DXCRX)

nice pics.... when i did mine i used a needle
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Old Apr 16, 2003 | 01:22 PM
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Default Re: How do you de-pin the ECU??? (joshwhe)

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Old Apr 16, 2003 | 01:23 PM
  #20  
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Default Re: How do you de-pin the ECU??? (madeiniraq)

I asked my brother to give it a shot and he figured it all out in about 2 minutes. So I got the wiring done. Thanks for the help.
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Old Apr 16, 2003 | 01:30 PM
  #21  
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Default Re: How do you de-pin the ECU??? (madeiniraq)

best pic ever
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Old Apr 17, 2003 | 04:35 PM
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Default Re: How do you de-pin the ECU??? (FourthGenHatch)

yeah um...josh de pins alot of ecus
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