DPFI to MPFI Complete Wiring Guide - 88-91 Civic & CRX

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  • čas přidán 24. 03. 2017
  • The continuation of the MPFI conversion. In this video I show you how to extend the TPS and IACV wiring and also create a subharness for the fuel injectors and the injector resistor box. I also show you where the injectors and the resistor box need to be pinned into the Ecu. I also offer any small tips that may have helped me in the past complete the MPFI conversion.
    Help Support my channel, purchase decals here - garagebuilthondas.bigcartel.com
    Send me stuff here!
    Jon Widmer
    PO Box 13594
    El Paso, TX 79913
    / jon_widmer
    Thanks for watching!
  • Auta a dopravní prostředky

Komentáře • 538

  • @roadworthy6901
    @roadworthy6901 Před 7 lety +39

    You speak and work as if you've done this a thousand times, I love how clear and accurate you work, thank you kindly from one Honda guy to another! I would so like to ask if you can confirm if an obd1 (92, 93) IACV will plugNplay on my "obd0" (90, 91) DA9 Integra? They're both two wire, thanks again!

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +2

      Road Worthy wow, really love the comment!! thanks so much! Those plugs are exactly the same. I even believe the obd2 is the same, it's been forever since I've touched an obd2 car though.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      Road Worthy forgot to add, sometimes the size is different on the iacvs. I've seen some which have the two mounting bolts closer together. I do not know why some are different though.

    • @roadworthy6901
      @roadworthy6901 Před 7 lety

      Thanks a lot! I'm currently working at an O'Reilly parts store and have access to huge savings and discounts so I figure now's the time although about 4 months ago there was an OBD0 specific IACV available those seem to have been discontinued, the 92-93 valves are also made by BWD but have different part numbers.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      Post an update here if you get a chance, would love to make sure they are all compatible with one another being obd1 and obd0.

    • @roadworthy6901
      @roadworthy6901 Před 7 lety

      The bolt pattern on the OBD1 (92, 93) integra is different on the manifold so my boss recommended I go back a year, and sure enough the 1989 Integra IACV fits my 90 (And should fit 91) model Integra's.

  • @thesoulxsociety5068
    @thesoulxsociety5068 Před rokem +3

    Rewatching your videos recently makes me miss my CRX 😢

  • @trevorapplitt5148
    @trevorapplitt5148 Před 4 lety +19

    Is anyone else impressed by what Tom Cruis knows about old hondas!?

  • @BoostedPastime
    @BoostedPastime Před 7 lety +21

    You are literally a Honda God for uploading this. everybody talks about how easy it is but nobody ever shows it in depth.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      Thanks Boosted, much appreciated!! Hoping these videos help a lot of people out in the future!

  • @scooterboy304
    @scooterboy304 Před 5 lety +1

    Love your videos buddy.especially the crx videos.saved my butt a bunch of times.im getting another crx tomorrow so your video count is gonna go up I bit lol.your wiring videos are in-depth and very helpful.keep up the good work.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      Thanks Adam! I got 2 crx videos coming out this Saturday and next Saturday, so tune it man!! 🙏

  • @brittonwritespoetry
    @brittonwritespoetry Před 7 lety +1

    Great job cleaning up that manifold. It'll be interesting to see the difference in power when you dyno the new multipoint setup. Thanks for sharing. I don't own a Honda yet but I'm really fascinated by older Hondas.

  • @markrent3269
    @markrent3269 Před 7 lety +1

    i don't have a honda but appreciate the work you do, cheers

  • @coperee7518
    @coperee7518 Před 7 lety +3

    Found your channel by random love it already quality stuff great content makes me wunna build up my da9

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      Vlad G Thanks Vlad, appreciate you taking the time to comment!!

  • @notorioussouljur
    @notorioussouljur Před 7 lety +12

    Best wiring mpfi how-to 👍👍

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      Thanks dude, really appreciate you taking the time to comment!!

  • @baddestburrito4718
    @baddestburrito4718 Před 7 lety +11

    Jon, your service to the EF community is outstanding! I am so glad I subscribed. This takes a lot of the mystery out of what lives behind my engine. I already have an Si, (Tahitian Green: the most 1991iest colour! Yay!) so everything was done at the factory, but now I know what to do, if ever I have to take put the IM. This video is EXCELLENT, but if you will permit me one expression of selfishness, I would like to know what are the components, for which you replaced the vacuum hoses? I am super-noob, and it's hard trying to figure this stuff out on my own.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      They are all emissions components. The MAP sensor & charcoal canister are the 2 directly connected to those lines that I replaced. If you want to understand more about what they do, Google both. It'll give you some pretty in depth detail about how they work.

    • @baddestburrito4718
      @baddestburrito4718 Před 7 lety

      MAP sensor and charcoal canister. Got it! Thanks!

  • @kracksmith4ejm1
    @kracksmith4ejm1 Před 7 lety +2

    oh yea can't wait to check out this now. your instructional videos are always top of the line being informative, thank in advance!

  • @dannyr3346
    @dannyr3346 Před 3 lety +1

    Yo i love young static but your how too made my job so much easier!! God bless

  • @jpenadelaify
    @jpenadelaify Před 2 lety +1

    Subscribed! Thanks man one day I plan to swap from my Dpfi. Gotta gather all the necessary parts 1st

  • @lizoyd18
    @lizoyd18 Před 4 lety

    I had to do this years ago when I was 18 with a dohc zc motor. My very first swap and I wish I had videos like this back in 2005. Lol

  • @IntegraDIY
    @IntegraDIY Před 7 lety +1

    Nice, been waiting for this cuhz 👍🏽

  • @lakersMI12
    @lakersMI12 Před 7 lety +1

    greatest video EVER!!!!!!!!!!!!!!!!!!!!!!!! i am doing this next weekend so Awesome

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      Thanks dude!! The last video will be up Saturday also so you can complete it entirely!!

  • @ninjarooster9258
    @ninjarooster9258 Před 6 lety +1

    Dude, the quality and detail here is amazing!! Great work brother, thanks a ton!

  • @twowheelswwill8518
    @twowheelswwill8518 Před 3 lety +1

    Commented before I’ve been watching a lot as I’m getting ready to swap my b20b from hmo into my dpfi hatch are you currently selling any merch etc so I can support your channel , you honestly have the most clear content I’ve seen on these cars. TIA

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      Thank you, no merchandise currently. Maybe in the near future

  • @thegulag9357
    @thegulag9357 Před 2 lety +2

    So thankful for this series of intake swap videos, I've got the dual point manifold and wanna swap to a new one and everyone has told me it's just plug and play I dont have to do anything other then take mine off and put the other one on and run it, you're going in depth on what I truly need to do, this saved me HOURS of knuckle dragging mind numbing nonsense lol, I want to swap a Y8 intake manifold onto my d15b2 I read somewhere on an old form from 04-08 said it was possible and they've done it but no proof, I might sell that intake and buy a pgm intake. Thank you for this video though!

  • @b20banthony909
    @b20banthony909 Před 6 lety +2

    yo this video is the shit bro u going to help me alot most ppl were i live want me to paid 1000 to 1500 for this so thank u so much and god bless this man for makeing this video so i can do it my self keep it up and once again thank u

  • @FabioTheGeek
    @FabioTheGeek Před 7 lety +1

    Great video and attention to detail, you're going to help a lot of people with this video series. Need to make it into a playlist so it's easily shareable.

  • @howdymr44
    @howdymr44 Před 3 lety +1

    So if I'm doing this conversion and the obd0 to obd1 swap at the same time, I can just run the 4 yellow/black wires from the injectors directly to the wire coming from the a15 pin on the ecu to bypass the resistor box. Is that correct?

  • @Wagon_Attack
    @Wagon_Attack Před 3 lety +2

    If I have od1 injectors, Do I just ground the wire for the resistor box since I won’t use the resistor box?

  • @davidmiller878
    @davidmiller878 Před rokem +1

    After doing this would I essentially be able to run a jumper harness to this and a obd1 ecu so I could tune it ?

  • @dreamer2355
    @dreamer2355 Před 7 lety +1

    Very detailed!

  • @apugali
    @apugali Před 3 lety +1

    Thank you so much for this

  • @hond4srule
    @hond4srule Před 7 lety +1

    Awesome video.

  • @alonsoreta2400
    @alonsoreta2400 Před 7 lety +1

    great video bro super detailed awesome work 👍

  • @alfredomunoz6347
    @alfredomunoz6347 Před rokem +1

    Thank you this was help full .

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před rokem +1

      Glad to hear!

    • @alfredomunoz6347
      @alfredomunoz6347 Před rokem

      @@GarageBuiltHondas one question . One plug looks like its not used. Its the one you said you qas going to leave hang. Should i cut it was confused on that. Unless its important.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před rokem

      I don't recall. I haven't watched this video in yesrs. Just do what I did and you'll be fine. You may need to rewatch that portion.

    • @trennyboy3315
      @trennyboy3315 Před 5 měsíci

      @@alfredomunoz6347 it’s the “fast idle control valve” on the mpfi manifold but called the tandem valve on the dpfi manifold, helps idle when cold out

  • @burlesonsgarage9978
    @burlesonsgarage9978 Před 4 lety

    I have a question about that swap. So I understand everything that’s going on in that video but i need some info about converting to obd1 or 2 injectors. From the DPFI. So I assume that I would do everything the same with A1-A3-A5-A7 but the A15 wire which would normally go to the resistor.? What if I don’t need a resistor for my injectors? Where would a15 go ? And also the yellow wires for each injector that would normally go to the resistor. ? I’m doing a b series with the obd1 Ecu chipped ect.. I’ll have a jumper for knock, VTEC, O2 ect... and a obd0 to obd1 jumper aswell for the main. ? Would I tie the yellow wires if ea Injector directly too a15? Skipping the resistor?

  • @byronsportmotorswrxstidc5783

    Hey bro I did the way u show at the video but my injectors not getting power any solution?

  • @kevmtz1901
    @kevmtz1901 Před 7 lety

    I'll said it again, super cool videos @Jon Widmer, I have a question, if I want to use a 92-95 intake manifold with injectors and fuel rail of that year, all the connections are the same? The TPS, IAC, IAT etc, I didn't know that for the d16a6 intake are the same connectors, and do I need to use the resistor box even with the 92-95 injectors?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      Kevin Martinez Yes they are. You'll need to wire the obd1 injectors together to not use the resistor box.

  • @felixrodriguez6189
    @felixrodriguez6189 Před 7 lety +1

    Great video. i like your explanations and your attention to detail. Making it look oem.👍

    • @felixrodriguez6189
      @felixrodriguez6189 Před 7 lety

      what is that thing behind the manifold? 4:10

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      Thanks Felix. It's called the "fast idle solenoid". It's an emissions component. It's not needed. I have an 88 CRX Si that doesn't even have this part on the back of the manifold.

  • @TepcoCycleRepair
    @TepcoCycleRepair Před rokem

    If going from a dpfi to mpfi and obd0 to obd1 at the same time, can I just group the resistor wires from the injectors together like in your obd0 to obd1 video? Thanks for these videos, great work!

  • @datroenegro1738
    @datroenegro1738 Před rokem

    I love your content!!
    I have learned so much watching your videos.
    I have followed the steps in the guide as far as I can. I have a couple of doubts, to see if you can give me a hand.
    -The conversion of the injectors, all perfect.
    -The wiring of the 4-wire lambda probe, everything perfect.
    -Prolong both TPS and IACV, all perfect.
    My doubt comes when removing the pins from the old connector, to make them coincide with those of the new distributor, D16z6, I understand that 5 coincide, right? The other two are the new ones that need to be wired to the ecu? Are they C1 and C2?
    Thank you very much!!

  • @fortune1186
    @fortune1186 Před 8 měsíci +1

    I’m building my d15 hatch and want to do this, bc I’m using stock engine for a while while my engine is being machined etc, please thanks man love the video

  • @alfioborra903
    @alfioborra903 Před 4 lety +1

    congratulations for the video !!! really beautiful! I did the same job on a Civic eg4 (d15b2). after mounting the P06 control unit and everything needed for the swap, I found only one problem: with the engine cold the machine does not keep the minimum! I can't understand why! hot everything goes smoothly but cold, for the first 2 minutes the minimum is really low! I repeat, only from cold though! would you have any advice to give me? thank you! 😁

  • @iant.angara242
    @iant.angara242 Před 2 lety +1

    Hi there, I am from Philippines, I do have a honda civic ek lxi 99 model. its a carburetor type, I swapped the carburetor intake to p08 intake manifold. all sockets were into places, but then when I tried to start it, there was no priming. no sound from the main relay. I might be missing something, I font know if its the main relay, fuel pump or if theres abything from the wiring that I should do.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 2 lety

      See if there's fuel and spark. See which one is missing. It just needs that and it should start.

  • @GamingByHamza
    @GamingByHamza Před 6 měsíci

    I got a question i live in the uk and have a carb d14a1 engine any idea on how i can convert it to mpfi? Or is there any videos out there? Thanks!

  • @oldboygarage
    @oldboygarage Před 3 lety +1

    Hey I have a d16a9 dohc from a crx for my twin carb GL 91 UK civic I have no loom and no ECU as of yet not many d16a9 looms about can I cop another loom? Great work on cleaning the inlet I know first hand this isn't a fun job lol

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      If another model of the same generation has your engine setup then it should work.

  • @OoLRGxX
    @OoLRGxX Před 7 lety +1

    such a good video!

  • @nowaydudehuh8145
    @nowaydudehuh8145 Před 7 lety +2

    Great fucking video! very detailed just good shit man! keep up the great work because it's fucking appreciated! THIS DUDE HONDA GAME ON POINT! RESPECT!☝

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety

      oldskool DA9 much love man, thanks so much for the support, I can't tell you how much it means!!

  • @josephbright9459
    @josephbright9459 Před 8 měsíci +1

    Hey just wondering can’t I jus use the whole engine and engine harness if I have a ex or si mpfi motor and only rewire the injectors

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 8 měsíci

      Unfortunately no. The pins at the shock tower and by the resistor box area don't match up.

  • @2JAYZ-GTE
    @2JAYZ-GTE Před 5 lety

    So i have to do this for a obd1 b18c? It has obd1 p72 ecu. I have obd0 dpfi d15b2 eg4. And the rest by your obd0 to obd1 video?

  • @olyravioli
    @olyravioli Před 4 lety +3

    Great write up / how to man! I am pulling the trigger on this, have everything torn apart and am prepping. The only question I had, was at @12:20 I saw that you had the connector to the resistor box, but when the screen changed all the wires were hooked up from the fuel injectors. Does it matter in what order they are wired up? Thank you, and great write up, I will be using a socketed PR4

  • @lema_garage
    @lema_garage Před 3 lety

    Hi, I have b16a2 engine, i am going to use my old d16a7 engine harness with obd1 p30 ecu, is this tutorial going to work with it?

  • @barnbuiltdiesel4036
    @barnbuiltdiesel4036 Před 4 lety

    Please help me I have a 1990 honda civic dx that had a d15b2 I am swapping a z6 into the car I have followed your instructions completely on the dpfi to mpfi then added a jumper harness and I'm not getting spark and I can't figure out why.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      It has to be a wiring issue. Double check your distributor wiring and the pins at the ecu.

  • @11BabaYaga
    @11BabaYaga Před 2 lety

    Do you need to do any of this, if you’re going to convert to obd1?
    I have a d16z6 and going to put in crx. Do I skip this and just buy the conversion harnesses?

  • @richardradcliff8570
    @richardradcliff8570 Před rokem

    I have a really good question I did this mpfi swap.. how do I get rid of the eld code 20 that's putting my Charging in limp mode? Dx 90 hatchback don't have eld...my 89 pm6 ecu does!! It's my daily help! Lol

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před rokem

      Did you try changing the engine bay fuse box. I heard this issue can stem from the box.

  • @jaysalt606
    @jaysalt606 Před 4 lety

    @4:22 I have that’s same valve on my MPFI. Would leaving them alone be alright? Or would I have to get them covered and plugged?

  • @lindsycleveland2103
    @lindsycleveland2103 Před rokem

    did you use the original dpfi harness for this? in doing a dpfi to mpfi conversion on my 91 hatch for a mini me swap and im lost when it comes to the wire harness.

  • @marcozuniga8163
    @marcozuniga8163 Před 8 měsíci +2

    John if you read this..any chance you have the distributor plugs needed for the mpfi swap? I can't find them. Thanks.

  • @anthonymata3266
    @anthonymata3266 Před 3 lety

    Trying to do the same swap on my 91 hatch, is there any way to get an exact parts list for purchase. Going to use this video as my DYI guide S this is excellent information and teachings for advanced and dummy mechanics... trying to swap on a budget, so might be buying some parts used or donated if possible...

  • @proximitybillz3939
    @proximitybillz3939 Před měsícem

    My 89 sedan, it doesn’t have a resistor box would I just run those to ground ?

  • @Onlythe3hunnid_
    @Onlythe3hunnid_ Před 7 lety +1

    Great Video ! Very helpful !!

  • @troyb3659
    @troyb3659 Před rokem

    where do the 4 wires that you removed from the original connector and capped off go?

  • @Z0KE1
    @Z0KE1 Před 7 lety

    Sick videos man ! Really excited to do this! Just picked up a 90 EF Dx Hatch to mess with on the side and this is a perfect first mod. 2 Question for yah. 1 What gauge wire are you using to make the harness. 2 What more would i need to do to use a obd1 ecu instead of a obd0 ecu, my long term goal is to do a mini me swap with low comp rods and pistons and just do a cheap ebay turbo kit and have some fun and my understanding is obd1 is much easier to tune

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      16 gauge
      Obd1 Is the way to go for your future plans. You'll need the subharness for the ECU and distributor plugs if you don't want to re-pin them, and that is the easiest route to go. And also the heated o2 sensor will need to be wired in but not very difficult either.

  • @pinkboi720
    @pinkboi720 Před 10 měsíci

    at 4:08 you say you dont need that wire now what is that usually used for?

  • @loganberinger1142
    @loganberinger1142 Před 6 lety

    What should i do with the injector wires that I depin from the clip to the ecu should I cut them and tape them shrink etc. And totally delete them

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      You can put heat shrink over them and tape them up together and leave to the side.

  • @alejandroroman554
    @alejandroroman554 Před 6 lety

    I have 1988 civic dx hatch with automatic trans what ecu I need to be able to do conversion?( ps9 ecu from 90 civic ex automatic)is ok ?I wouldn't have problems?

  • @twowheelswwill8518
    @twowheelswwill8518 Před 3 lety

    How would this go as far as the process to go from dual point to multi for my b20b it’s my first swap and the wiring is wigging me out sorry if it’s a stupid question
    TIA

  • @tucobenedico
    @tucobenedico Před 4 lety

    Great work man! Is it also possible to make dual carb to mpfi? If so what parts do I need? I want to change the dual carb of a 1.4 ef hatch’s dual carbs to mpfi. That would be very interesting if do a video!:)

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      I don't see why not. You'll need the parts here. czcams.com/video/igGZthAHGSI/video.html

  • @loganberinger1142
    @loganberinger1142 Před 6 lety

    I need to obtain the resistor box which one should I get? 1988 civic dx hatch with dohc zc

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety +1

      +Logan Beringer any from all Si or HF models. Even the older accords and integras will have them too.

  • @jaamja73
    @jaamja73 Před 3 lety

    I have a 1991 civic dx hatchback with D15b2 none vtec i have a d16z6 head do you have videos about head swap? If not can I use the intake manifold from the z6 for the b2 dual point to multi point?

  • @whathappenedtoearth6495
    @whathappenedtoearth6495 Před 4 měsíci

    I'm seriously considering buying a rust-less White 1988 GL civic 1.5 ltr within the next week. Just have to go and take a look at it and take it for a drive. Damn, I haven't been this excited about a car purchase, for about 12 years ahaha. I'm just wondering what would be the cost now in parts to do the conversion? in USD is fine, I'll just convert it to AUD :) the last question is, what did it do to the mileage per tank at normal driving vs "spirited" driving? did it become a lot more thirsty?
    Thank you in advance and thank you for the informative clip. If I buy the car, once the work is done, I'll post some links to some pictures of it with the work completed if you like.

  • @loganberinger1142
    @loganberinger1142 Před 6 lety

    The green connector with the 4 red wires where did you get this from? Was this the green clip you cut off that you said you werent going to cut off before you cleaned up the engine harness

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      +Logan Beringer It's for the resistor box and you'll find them on any mpfi civics/accords from the early 90's.

    • @loganberinger1142
      @loganberinger1142 Před 6 lety

      Garage Built Hondas oh okay thank you

  • @boostconcept_
    @boostconcept_ Před 4 lety

    So does this mean I have to change the ECU since the old ECU was meant to work with the dual carbs and now they are gone how will react with MPFI

  • @frankmoreno5573
    @frankmoreno5573 Před 3 lety

    So im doing a mini me swap i got a y8 head and im trying to get a z6 manifold can i use this method for that

  • @droopid8805
    @droopid8805 Před 7 lety

    could you list specs of coolant and vacuum hoses, I would like to pick some up today for mine

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      5/16" for the small coolant hoses, 5/8" for the larger heater hoses. 5/32" or 4mm for the vacuum hose. I bought all my parts at O'reillys.

  • @Wagon_Attack
    @Wagon_Attack Před 3 lety

    So if I have the whole si harness, si injector box and ecu, will I still need to do this?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      The whole Si harness from the entire car? Or just the engine harness?
      You can't just plug an Si harness into a DX chassis harness. If you have the entire harness from the Si and swap it to you non-si model then it will work, but that would be a headache.

    • @Wagon_Attack
      @Wagon_Attack Před 3 lety

      @@GarageBuiltHondas nvm, I just have the engine harness. thx.

  • @floatingheadproductions

    Where did all the plugs originally go before changing manifold

  • @lorenaabarca8549
    @lorenaabarca8549 Před 5 lety

    What if I use the intake manifold from a eg civic well the rest be the same ? Same dizzy and ecu.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      This video will answer your questions. czcams.com/video/igGZthAHGSI/video.html

  • @GoBigAutoDetailing
    @GoBigAutoDetailing Před 5 měsíci

    How do i know if i have to add a resistor box, how can i tell if the injectors in the manifold i have arr obd0 or obd1?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 měsíci

      Google the injectors. It's identifiable by looking at them.

  • @frock512
    @frock512 Před 4 lety

    New subscriber here been doing this since the early 2000’s and Iv always use the stock dpfi injector wiring . Is it easier to to make the entire injector harness from scratch ?

  • @DanielRodriguez-tn9xj
    @DanielRodriguez-tn9xj Před 6 lety

    I’m planing on building mines soon I have a rebuild head and block all machine work done to it. My question is can I use my old a6 harness to do the conversion? The car is originally dpfi and want mpfi since I have extras laying around

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      Daniel Rodriguez You cannot add the mpfi harness into the dpfi setup. It will not work. It will only work if you swap the entire harness under the dash along with the engine bay harness.

    • @DanielRodriguez-tn9xj
      @DanielRodriguez-tn9xj Před 6 lety

      Garage Built Hondas
      Thanks so much
      Just to make sure before I go out to buy a harness I could use one from a 88-91 non si? Or does it have to be specific one?
      Thanks again your a lot of help

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      Daniel Rodriguez Any of the 88-91 models, it doesn't matter which model (hatch, sedan, crx, wagon) as long as it's DPFI.

  • @charielpolanco7540
    @charielpolanco7540 Před 3 lety

    can you put an obd0 ecu with obd1 injectors without resistance box?

  • @datroenegro1738
    @datroenegro1738 Před rokem

    Hi bro, i'm a little confused:
    I have seen many videos/tutorials/guides about the DPFI conversion to MPFI.
    Some of them says that the order of wiring the injectors are:
    Dizzy...#4--#3--#2--#1 Timing belt.
    Anothers says totally the opposite:
    Dizzy...#1--#2--#3--#4 Timing belt.
    What is the real order? What could happen if the order is wrong?
    Thank you!!

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před rokem +1

      Cylinder 1 is always closest to the timing belt. Same goes for injector order. 4,3,2,1,belt.

  • @marconator3896
    @marconator3896 Před 4 lety

    Wow how you know all that
    I do have a crx ef and when get hot start idling and when I turn on the ac goes a way any ideas please thanks

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      Maybe a small vacuum leak somewhere. Check all the hoses and the intake manifold gasket and throttle body gasket.

    • @marconator3896
      @marconator3896 Před 4 lety

      @@GarageBuiltHondas ok thanks

  • @wahkitng4505
    @wahkitng4505 Před 3 lety

    i have question on wire harness. i have 96 ek cx im putting b18b1 . what do i have to change or extend

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      www.clubcivic.com/forum/threads/b-series-swap-into-an-ek-wire-harness-and-ecu-question.158996/

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      Also may want to Google "b series swap into ek" and read some of the old forums posts.

  • @michaelsantagata12
    @michaelsantagata12 Před 4 lety

    Where did you find the resistor box and what does it come off of

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      88-91 Civic/CRX Si models. Also 90-91 Integras and some other 88-91 Accords and Preludes but those will just look a little different.

  • @freddyrosenberg9288
    @freddyrosenberg9288 Před 3 lety

    12:45 Those are the GROUND wires. The injectors get constant 12 V with the yellow/black wires and the ECU grounds the injectors to get them to open.

    • @fortune1186
      @fortune1186 Před 7 měsíci

      Do you need to change ECUs to do this?

  • @isaacnava-fragoso5809
    @isaacnava-fragoso5809 Před 5 lety

    U mind telling me how to do this on a stock obd0 b16 Sir engine got the stock harness and resistor box but need to do the injectors I have a DA integra injector pig tails but I wanna know the colors they go into please help me thx!

  • @p72crxhf43
    @p72crxhf43 Před 2 lety

    Is the 1990-1991 crx si harness really different from the 88 and 89?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 2 lety +1

      Cabin and engine. I've heard yes. I csnt be your source though, never swapped them around.

  • @NiNiNelays
    @NiNiNelays Před 4 lety

    I must have missed where to wire up the two extra wires for the distributor plug. Which pins do they go into on the ECU?

  • @frdbtr
    @frdbtr Před 6 lety

    Hi Jon, is there any benefit to using a CRX SI head (I have one with its cam and intake manifold for my conversion)? Or Is the D15b1 head the exact same thing and the difference in power with the SI Is the mpfi intake manifold and camshaft? (of course the slight bump in displacement as well).

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      The camshaft is better in the A6. My first ever MPFI was a swapped A6 head onto a B2 block and it felt great. It was just easier at that time because I had the head rebuilt because I wanted it fresh. The cam definitely will help.

    • @frdbtr
      @frdbtr Před 6 lety

      I am doing a mini me swap on my 89 crx with a d16y8 head and intake manifold so my son was going to put the head and cam from the CRX (along with the intake manifold) on his 91 civic that has a d15b1 in it. (the MPFI swap) I just wanted to make sure we weren't wasting our time by getting the head prepped to put on his motor if we would get the same benefit by just putting the intake manifold and cam on it. :)

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      No, it'll be a nice upgrade and give a little extra bump in power. My wagon that is mpfi now could really benefit from the cam. It made 10-11 wheel HP at the dyno going from dpfi to mpfi. The cam might have made a couple more I imagine.

  • @mattyb.8655
    @mattyb.8655 Před 6 lety +2

    Hey Jon avid Subscriber Here to your EF videos. You simply have a gift for making these D.I.Y videos... You almost never cut out any steps in videos and have the ability to keep me hanging on every word along the way. I recently got myself another EF hatch in 89 DX to be exact. And also just like you I am in the preparation stages of dropping in a B20 into it. this isn't my first go about when I was 21 about 10 years ago had a 91 DX hatch with the B18 A1 swap in it but unfortunately the guy who did most of the swap didn't really give me directions thoroughly throughout the swap mostly let me defend for myself once the swap is done but ended up pulling it and installing it two or three times but now getting ready to do the full thing myself from the dual point setup I am finding out about the whole multi point conversion needed to be done. I was wondering if you could answer me the quick question and let me know if I'm headed in the right direction but I have a B20 with a LS intake on it and all OBD1 components that came from a 92 OBD1 da Integra. So I got the pr4 ECU I believe was the number might have to double-check with the same dizzy that came on the car and injectors as well as the the original engine harness and a OBD2 harness on the side if any wires are needed. My question is is this setup you got for all the sensors and vacuum lines roughly the same to an extent for the p75 intake manifold from the DC Integra? Would following your instructions Point me in a direction to get to where I can get plugged in with what I have? I know I will pry still need the ECU jumper to run the ECU through the car harness into the engine harness correct? And Leslie is running a pr4 ECU on a OBD1 p75 intake manifold going to cause me any issues or do you think it's a better route to go with the intake off the 92 LS instead? I'm sorry comment was as long as it was but I've watched hours upon hours and given that you have a B20 in your EF hatch which I believe is also in 89 I was just hoping you could point me in the best Direction. I'm in Colorado so emissions are fairly lenient here. By the way I'm literally mid way through the rear disc conversion from the da on to the EF from your video but have just been played by doubt from this mpfi conversion and really not wanting to have to drop three to four hundred dollars on a conversion harness at this point. And I believe you're the man that can shine light into the darkness LOL thanks man hope you can take a minute to lend some words to an eager ear with steady hands ready to follow.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      So you believe you're running a PR4? See if it's obd0 or obd1. I've read that some of the 92-93 Integras had an obd1 pr4 and some with the p75.
      You can use any of the Integra LS intake manifolds, that's your choice. The sensors will have the same plugs on all of them. The distributor is different from obd0-obd1 though.
      Are you wanting to go obd1? Because if not, you'll still need to do the dpfi to mpfi swap, but that's not difficult, just tedious.
      Hope that helps, if I missed something or you need more clarification, let me know.

    • @mattyb.8655
      @mattyb.8655 Před 6 lety

      Garage Built Hondas Yea it's an PR4 OBD1 ECU out to a 93 DA Integra LS I'm using it as my part car for the B20 Swap. Just did the rear disc conversion. Question for you... is that one still your tracker the EF with the B20 in it? Are you running the B16 tranny on it and did you stay cable I opted to go with the GSR cable tranny given that it's going to be kind of my weekend fun drive car so I can get my 01 Integra off the street everyday if you will see it in my profile picture and I got a K24 waiting to get enough funds for the K swap package and have some real fun in my LS Integra that just by the looks of it now constantly get people trying to race.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      Yes, but it's in this shell now. czcams.com/video/Cx_NtS4Aj9g/video.html
      If you watch those videos you'll see that I had to stay with the LS transmission for now as the B16 casing was punctured.

    • @mattyb.8655
      @mattyb.8655 Před 6 lety

      Garage Built Hondas Hey Jon after watching that video you linked with your reply I noticed your mounts didn't look aftermarket. What did you use if you don't mind me asking?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      They are. Those are Innovative Steel mounts with the 60A urethane.

  • @raulfranco1740
    @raulfranco1740 Před 5 lety +1

    Watched this video and its super helpful thanks for doing it super detailed and helping us out in completing these swaps!! 👍just had a question does it matter if i use obd1 injectors??

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety +1

      Compared to obd0 injectors?

    • @raulfranco1740
      @raulfranco1740 Před 5 lety

      Yes compared to obd0 will there be a difference?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      You'll need to keep the resistor box using obd0 injectors.

    • @raulfranco1740
      @raulfranco1740 Před 5 lety

      So the car will not run if obd1 injectors are connected to resistor box? Will the ecu not read it? Or whats going on with that?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      Fry either the injectors or ECU.

  • @bigkong88
    @bigkong88 Před 6 lety +1

    Ok are you still uesing the obd0 or obd1? And can I do the same method for a D16 Z6 going from a non VTEC to a VTEC

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      +Mikey Dugan obd0. Yes it's the same method but you'll also need to convert to obd1 to be able to use the p28 ecu.

    • @bigkong88
      @bigkong88 Před 6 lety +1

      Garage Built Hondas okay so I don't have a p28 ECU but I was wondering if I could do to the engine harness like a birthday over to that and then run it into the old obd0 and just put the VTEC on a button

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      +Mikey Dugan I have no idea if that works. You may want to research that online.

  • @780hardcore
    @780hardcore Před 4 lety +1

    Hope you see this lol. But for the common yellow/black running to the resistor box. Does it matter which injector goes to which wire?

  • @kit0630
    @kit0630 Před 4 lety

    if i have 91 crx si engine and wire harness what other stuff i need

  • @JEMHull-gf9el
    @JEMHull-gf9el Před 6 lety +2

    I'm really enjoying your videos. I've been bingeing them all day, LOL... Its really motivating me for my EF sedan.... I want to do a b series turbo, just don't know which B series.. I'm leaning towards non vetted b20. Or maybe a k series but I'm not sure if the OEM hood would close. Do you know if EF's with Series are able to close the hood? the K series seems like a tall engine.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety +2

      +LockTest I'm loving that you've been watching and commenting, it means a lot to me to make videos that people enjoy!!
      You seem relatively new to swaps? If so, the b20 non vtec is a wonderfully inexpensive engine to buy, yet they can be super potent with the right mods. I absolutely love the way mine feels and it's perfect for me on how I drive it at the track. I think it would be a great start for you, without throwing all your money at just an engine.
      The K swaps are unmatched. Unfortunately the k20 will fit the best but may require some hood trimming and possibly lowering the engine but it's a tough fit still. The K will be a ton more in cost, even a budget K swap would probably be close to $3000 completely.

    • @JEMHull-gf9el
      @JEMHull-gf9el Před 6 lety +1

      Yes I'm actually new to the Honda swaps. I've done an m50b25/turbo swap on an 1988 BMW 325i, at around 1.2 bar it made 467whp 443ft/lbs. The EF sedan will be my first foray into Hondas and japanese cars in general. Thats why I;m finding your channel so helpful and enjoyable as I'm so new to hondas and their potential. I like the idea of a k swap as its the most modern but I love the stock appearance of the ef sedan a lot so I'm not keen on having to trim up the hood, So that why the b20 seems appealing. good potential and a seemingly straight forward swap.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      +LockTest you could spend a little more and get a b18c1 GSR engine. Dohc vtec, very nice power and with bolt ons and tune can easily make 180whp. That would be really fun in an EF sedan!

    • @JEMHull-gf9el
      @JEMHull-gf9el Před 6 lety +1

      Thanks for the suggestion, I'm going to look into that! Since I'm new to hondas I haven't joined any community forum yet. What would you recommend would be a good EF centric place to join?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 6 lety

      +LockTest Honestly a lot of the forums are dead. I used to be on honda-tech.com religiously until about 2-3 years ago. There is still some activity and a lot of info there still.

  • @taylorcrank3759
    @taylorcrank3759 Před 2 lety

    Is this the only intake that works with a b20 in a Ef wagon?

  • @stupidsnek
    @stupidsnek Před 4 lety +1

    I'm about to b swap an old 1990 hatch, this info is coming in handy! Any tips or tricks on the swap itself?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      Not really, it's pretty straightforward.

    • @stupidsnek
      @stupidsnek Před 4 lety

      @@GarageBuiltHondas Mpfi swap, motor mounts, OBD1 conversion, B series Axel's. That's it?

  • @etilla
    @etilla Před 5 lety

    I have a 1989 manual 4 door EF. Taking the DPFI and putting in D16z6 from a Civic Del Sol 1995. The donor car is AUTOMATIC. Im planing on installing the new engine with its original harness from the Del Sol and the P28 ECU converting it to MANUAL taking the 2 resistors off. But is there anything i need to do the harness to have the car running?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      You'll need to use your original harness. It'll be a headache trying to use the del Sol harness in your chassis.

    • @etilla
      @etilla Před 5 lety

      Garage Built Hondas so ill be better off buying the OBD0 to OBD1 connectors? Do you have any tutorial vid on how to do that after installing the d16z6 engine?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      Yes.
      And no, I do not have a video.

    • @etilla
      @etilla Před 5 lety

      Garage Built Hondas do you think you can give me some steps on what to follow on this process? I saw you have a vid from OBD0 to OBD1. Should i follow that process or is it different.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 5 lety

      You'll have to do a combination of both dpfi to mpfi and also obd0 to obd1.

  • @tonyp2707
    @tonyp2707 Před 7 lety +1

    hey man love your videos... Iam getting ready to do this myself I was told I needed an so dizzy.. am I able to use my old one... if possible can you send me a parts list... also where did u get the connector that went through the firewall (little white pug male and female) what gauge wire recommend

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      Thanks for watching Tony!
      You will need an Si distributor. The DPFI one will not work. I used 16 gauge wire. The little plug is a random Honda wiring plug similar to the resistor box plug but white in color. Watch the first minute of this video for the entire parts list. ---> czcams.com/video/igGZthAHGSI/video.html

    • @tonyp2707
      @tonyp2707 Před 7 lety +1

      Jon Widmer Iam officially a CZcams mechanic thanks to your videos you have saved me lots of $$$ appreciate you brother keep on doing what you do.. I will be doing a mini me or full zc swap in the near future... also si trans which I saw u have a trans swap video... dude thank you for your hard work. people don't realize how much work goes into video editing and what not... happy 4th

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 7 lety +1

      Tony p Really appreciate the love man, and you're welcome! I love to inspire/help out others!

    • @paulandreson9519
      @paulandreson9519 Před 6 lety

      Hey bro that lil box that you run the four wire to wat if I don't ave it can my conversion still work with out it

  • @ernestojrcalingasanborbon7407

    Is this a carburator type engine that yiu convert into efi?

  • @tylerolson5314
    @tylerolson5314 Před rokem

    I have a request, for a ls vtec video that feature using ls parts that are common to Frankenstein ls integra intake manifold to em1 b16 cylinder head

  • @wilberortega3822
    @wilberortega3822 Před 4 lety

    Hi, I'm about to do a swap d15b1 to d16y5 vtec, with ecu p28, can the gearbox use the same? and if I have an original harness, should I use the p28 converter?

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety

      Yes
      The conversion harness?

    • @wilberortega3822
      @wilberortega3822 Před 4 lety

      The engine is 1996 and can I use the same transmission box of the d15b1?

    • @wilberortega3822
      @wilberortega3822 Před 4 lety

      Will you have a video where you change from obd0 to obd2? to guide me. or do you have any written guide ?.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 4 lety +1

      I don't. Obd1 is your best bet. Going obd2 will be difficult.
      You'll need to use a transmission that is compatible with your car. Hydraulic for hydraulic and cable for cable.

  • @brunopt2406
    @brunopt2406 Před 3 lety

    Hello my name is Bruno I'm 19 years old and I'm currently building (trying to) my dream car its 91 civic gl d16z6 swap.
    As far as i know i need to change the dash harness for dpfi one after that convert it to mpfi. Do you know if that would work also there aren't any fuel injected ef's in my country so would a honda concerto dpfi harness work?
    I'm on a very tight budget and need all the knowledge i can get so i don't spend more than i have and do it right the first time.
    Thanks for your videos they're a huge help.

    • @GarageBuiltHondas
      @GarageBuiltHondas  Před 3 lety

      If your car is MPFI, then there's no need to swap the dash harness.

  • @ketchupej281
    @ketchupej281 Před 2 lety

    What ecu and resistor box you used ?