# Converting OBD1 to OBD2... Anyone succeed?

**URL:** <https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372>\
**Category:** Shift518 Automotive\
**Created:** [April 9, 2008, 4:44pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372 "2008-04-09T16:44:35Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![timmay](https://avatars.discourse-cdn.com/v4/letter/t/6a8cbe/32.png) [@timmay](https://forums.speedlife.net/u/timmay)\
**Post date:** [April 9, 2008, 8:34pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/21 "2008-04-09T20:34:24Z")

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Do you still have the 94 donor car? Swap the VIN’s and register the newer car as the 94, not exactly legal, but nothing your doing is. It would cost you at the most a windshield, then all your left with is the BS visual inspection which will probably slide by at a Jiffy Lube if you befriend one of the tech’s there.

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 9, 2008, 8:35pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/22 "2008-04-09T20:35:52Z")

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thats what id do i would pass it :nod…ive done worse on my license

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**Author:** ![Reckone](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/reckone/32/6324_2.png) [@Reckone](https://forums.speedlife.net/u/Reckone)\
**Post date:** [April 9, 2008, 8:44pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/23 "2008-04-09T20:44:18Z")

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Find someone with the same car as yours. Scan your registration, but hook the dmv computer up to there car when getting the inspection done. Of course this means your must know a inspector, and it may help if you use your original ecu. It has been done before :ninja

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**Author:** ![b18c\_ej8](https://avatars.discourse-cdn.com/v4/letter/b/a587f6/32.png) [@b18c\_ej8](https://forums.speedlife.net/u/b18c_ej8)\
**Post date:** [April 9, 2008, 8:46pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/24 "2008-04-09T20:46:56Z")

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> [@timmay](#):
>
> Do you still have the 94 donor car? Swap the VIN’s and register the newer car as the 94,

Negative… Engine came from JDM land…

> [@Reckone](#):
>
> Find someone with the same car as yours. Scan your registration, but hook the dmv computer up to there car when getting the inspection done. Of course this means your must know a inspector, and it may help if you use your original ecu. It has been done before :ninja

And I thought of this, too… Problem is, I don’t know anyone with the same car who would be willing to do this, nor do I know any inspectors… I wonder if it would work with a 2002 Accord hooked up to the evil DMV computers… :shrugs:

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 9, 2008, 8:47pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/25 "2008-04-09T20:47:06Z")

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ya dont say… who /what /were/ why :banana

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 9, 2008, 8:48pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/26 "2008-04-09T20:48:55Z")

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im a inspector :ponder

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**Author:** ![b18c\_ej8](https://avatars.discourse-cdn.com/v4/letter/b/a587f6/32.png) [@b18c\_ej8](https://forums.speedlife.net/u/b18c_ej8)\
**Post date:** [April 9, 2008, 9:00pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/27 "2008-04-09T21:00:09Z")

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> [@93v8clone](#):
>
> im a inspector :ponder

(no homo, lol)

;D

Where are you located? :ninja

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 9, 2008, 9:01pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/28 "2008-04-09T21:01:30Z")

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off exit 10 ushers rd

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**Author:** ![kromwell](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kromwell/32/6338_2.png) [@kromwell](https://forums.speedlife.net/u/kromwell)\
**Post date:** [April 9, 2008, 9:06pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/29 "2008-04-09T21:06:55Z")

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off which highway?

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**Author:** ![b18c\_ej8](https://avatars.discourse-cdn.com/v4/letter/b/a587f6/32.png) [@b18c\_ej8](https://forums.speedlife.net/u/b18c_ej8)\
**Post date:** [April 9, 2008, 9:07pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/30 "2008-04-09T21:07:37Z")

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87 I’m assuming. Up near Round Lake?

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 9, 2008, 10:10pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/31 "2008-04-09T22:10:49Z")

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yeah

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**Author:** ![SDP](https://avatars.discourse-cdn.com/v4/letter/s/e95f7d/32.png) [@SDP](https://forums.speedlife.net/u/SDP)\
**Post date:** [April 10, 2008, 5:11am UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/32 "2008-04-10T05:11:25Z")

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> [@93v8clone](#):
>
> dmv has your vin when ya register it they also have a list of calibrations to that vin dosent need vin storing on the comp to do it

what does this say? of course they have your vin number but when you plug the car in, it doesn’t know the difference between my 97 civic ecu or a 2000 integra ecu. there is no identification on that end.

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 10, 2008, 6:11pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/33 "2008-04-10T18:11:50Z")

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ok keep thinkin like that let me know how it works out for ya the comp still has a calibration code embeded in it just cause your advanced auto scanner wont tell ya real scanners will and if the calibration id,s dont match the database for the car and vin it will fail it ok so when ya become a inspector or master away around the obd test talk to me till then :stfu

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**Author:** ![b18c\_ej8](https://avatars.discourse-cdn.com/v4/letter/b/a587f6/32.png) [@b18c\_ej8](https://forums.speedlife.net/u/b18c_ej8)\
**Post date:** [April 10, 2008, 6:44pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/34 "2008-04-10T18:44:08Z")

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^^^ Does this really matter in my situation?

This car hasn’t been inspected since probably 2003. And back then, they didn’t scan, so chances are, as long as I use the same ECU each time I get it inspected, I’ll be okay. (or so I figure)

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 10, 2008, 7:06pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/35 "2008-04-10T19:06:28Z")

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the point im tryin to say is that there is a database of calibration id,s dmv has to vins if the id dosent match what is in the list it will not pass my friend steve has a 99 civic with a turbo on it and the 02 sensors are tuned out of the comp and the comp is reflashed it wont pass due to the 02 sensors being tuned out so we need to reflash the car and put in a 02 sim on it .so if ya have the stock computer and get the motor to run on that with no c.e.l it will be ok as long as the calibrations match and nothing is tuned out or if ya have a tune have them tune it to monitors ready status so it wont run the monitor but the comp sees it as ok

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**Author:** ![LKSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lksi/32/6316_2.png) [@LKSi](https://forums.speedlife.net/u/LKSi)\
**Post date:** [April 10, 2008, 7:07pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/36 "2008-04-10T19:07:54Z")

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I think you’ll be fine… what would happen if your ecu crashed or something and the dealer replaced it? Or your ecu got stolen and you had to get a new one from a junkyard or something? From what I’ve heard, most asian cars just display “Verifying Vehicle” on the DMV’s screen while they are being inspected.

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 10, 2008, 7:12pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/37 "2008-04-10T19:12:47Z")

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right there is multiple calibration id,s for a certain vehicle depending on options and such so no there is not 1 per vin but like 10 possible per vin so if ya get a junyard ecu for your vehicle it will work but newer vehicles now have vin verification tuned in so if ya swap ecu,s it needs to go to dealer for calibration

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**Author:** ![LKSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lksi/32/6316_2.png) [@LKSi](https://forums.speedlife.net/u/LKSi)\
**Post date:** [April 10, 2008, 7:18pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/38 "2008-04-10T19:18:45Z")

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I see, do you think he will be safe though? His vehicle isn’t that new.

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**Author:** ![SDP](https://avatars.discourse-cdn.com/v4/letter/s/e95f7d/32.png) [@SDP](https://forums.speedlife.net/u/SDP)\
**Post date:** [April 10, 2008, 7:20pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/39 "2008-04-10T19:20:40Z")

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> [@93v8clone](#):
>
> ok keep thinkin like that let me know how it works out for ya the comp still has a calibration code embeded in it just cause your advanced auto scanner wont tell ya real scanners will and if the calibration id,s dont match the database for the car and vin it will fail it ok so when ya become a inspector or master away around the obd test talk to me till then :stfu

I’ve been a licensed inspector for 7 years…and done hundreds if not thousands of inspections. Here I am telling you how its done and has been done :stfu

Believe whatever you like.

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [April 10, 2008, 7:20pm UTC](https://forums.speedlife.net/t/converting-obd1-to-obd2-anyone-succeed/236372/40 "2008-04-10T19:20:58Z")

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if he gets a comp for his car ment for his car and engine and can graft the harrness to make it work on a stock ecu with no c.e.l.on he should be fine but theres still ways around a c.e.l on at time of inspection but it only buys time as it HAVE to pass the following year

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