OBD1 / OBD 2

V6 Technical/Performance Discussions
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DeanoGS
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Posts: 21
Joined: July 26th, 2002, 2:01 am
Location: Winnipeg

OBD1 / OBD 2

Post by DeanoGS »

were all mx-3 ecu's OBD-2?<BR>or were the ones from 92-94 obd1 and 95 and 96 obd2?<P>thanks <P>dean.zarrillo@mts.net
mazda20
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Re: OBD1 / OBD 2

Post by mazda20 »

They started OBDII around the end of 94, but I don't think the standard went into effect until 95 so your pretty much right.
94 Mazda MX-3 BPT Custom Intake/Exhaust T3/T4, 51mm BOV, Tial WG, 2.5" Piping, 880cc Inj, Godspeed Intercooler, TEC II
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DeanoGS
Junior Member
Posts: 21
Joined: July 26th, 2002, 2:01 am
Location: Winnipeg

Re: OBD1 / OBD 2

Post by DeanoGS »

So i have a 96 GS, is it OBD-2?<BR>I need to know b/c i need a new ECU, and as far as i know you cant mix and match right?<P>dean.zarrillo@mts.net
pelado
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Location: Russellville, AR, USA

Re: OBD1 / OBD 2

Post by pelado »

yes<BR>yes
KLZE, ZE PCM, UR pulley, PS catback, PS STS, PRM, IAC bypass, 64mm TB, FOP hair gel
dylanmx3
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Joined: April 17th, 2002, 2:01 am
Location: Canada

Re: OBD1 / OBD 2

Post by dylanmx3 »

What would be the difference between the two...other than the fact that one is an OBD1 and the other is OBD2. Same power train, sensor etc...presumably near identical mapping. Just curious because I've been doing some research on OBD2 laptop software for doing live diagnostics. I've a pre-OBD 2 94GS and I was considering a swap.<P>Dylan
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