Can I go off of any pinout chart for obd1 conversion

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Old Jul 14, 2011 | 12:18 AM
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Default Can I go off of any pinout chart for obd1 conversion

Just bought a p91 ecu for my 91 civic, im doing a z6 mini me swap and need to know if I can use any pinout chart from a obd1 ecu like a p28?
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Old Jul 14, 2011 | 05:52 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

No body knows this?
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Old Jul 14, 2011 | 05:56 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

this sounds like research you should have done prior to buying the P91 ecu. what is this ecu out of? which car and motor?
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Old Jul 14, 2011 | 08:40 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

I did do the research, the p91 came out of a jdm sohc vtec engine. There isnt much research to do on this ecu trust me ive looked a lot. All I wanna know is are all honda obd1 ecus hooked up the same since you have to switch connectors. If they are not pinned the same then if anyone has a pinout chart for a p91 that would be very helpful.
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Old Jul 15, 2011 | 03:48 AM
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Default Re: Can I go off of any pinout chart for obd1 conversion

You didn't search too hard newb...


Originally Posted by eg6ajk
the p91 came on the JDM D16a sohc vtec (Civic Coupe in Japan), the only thing is that they almost all of the ecus are auto, but can be reprogramed just like any p28 (other then very few programs which look for barometric air pressure sensor which is found on the usdm ecus only)
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Old Jul 19, 2011 | 12:52 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

I did by the way. You see If you can find me one and then tell me I didnt look to hard.
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Old Jul 19, 2011 | 01:05 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

sounds like a lazy response.
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Old Jul 19, 2011 | 01:06 PM
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Default Re: Can I go off of any pinout chart for obd1 conversion

first off, is your car a DPFI model or MPFI model? this will play a big role in what you will have to do to get your car/motor running properly.
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Old Jul 22, 2011 | 10:39 AM
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Default Re: Can I go off of any pinout chart for obd1 conversion

Its MPFI
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