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obd1 p30 vs obd2 p73 ?

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Old 02-04-2008, 05:59 PM
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Default obd1 p30 vs obd2 p73 ?

yea guys what is better? i got both i mean i cant really tell plugging in the p30 is no hasle. bbut plugging in the p73 i got codes popping up of, cel 54 fuel running to rich or lean and the other one is cel 91 fuel tank pressure sensor... i mean i like the type r. but the check engine lights kills it ....
Old 02-04-2008, 11:10 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

anybody? nobody?expletive ya ll ****** expletiveers then
Old 02-04-2008, 11:11 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

fukcing dumb ***** fukcers
Old 02-04-2008, 11:11 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

What kinda car, motor, modifications? Don't call people names if you don't get results right away -- it takes time. We also need more information about your setup!!

Old 02-04-2008, 11:13 PM
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Default Re: obd1 p30 vs obd2 p73 ? (ke98248)

my bad sorry peoples hahah just wanted to see what works i guess you got to spell it with a fukc instead of the other way because you get it blocked.
Old 02-04-2008, 11:15 PM
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Default Re: obd1 p30 vs obd2 p73 ? (ke98248)

okay here i go, i got a gsr with skunk 2 I/M, type r throttle body aem fuel rail with aeromotive fuel regulator, headers, intake,exhaust,6 puck clutch, type r flywheel
Old 02-04-2008, 11:17 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

Originally Posted by SkIp_Civic_Ek6
my bad sorry peoples hahah just wanted to see what works i guess you got to spell it with a fukc instead of the other way because you get it blocked.
Yeah, I'm sure that calling people with the misspelt f-word will give you plenty of responses -- positive and helpful ones -- I'm not so sure.

Here's an ECU list -- it'll show you which ecu belongs with which car:

Identifying your ECU

To identify your ECU you will need to know its generation, part number and possibly its ROM number.

The ECU can be located in several places: under a metal plate in the passenger's footwell (models up to 91), in the passenger's footwell behind a plastic panel (models 92-99) or by the driver's footwell under a plastic panel (some models 2000+)

The computer is connected via three connectors that pull out when a plastic clip is pressed. Remove the computer, and with a philips screwdriver remove the metal lid from the top of the computer. There may be small daughter circuit board covering some of the main circuitry. Unscrew this and lift it out of the way.
ECU Generations

Honda ECUs run in generations, which use different connectors. Below is a stack of ECUs running from the newest generation at the top to the oldest generation at the bottom.

OBD2B (left 3 plugs used)

OBD2A ECU


OBD1 ECU


OBD0 (JDM PR3 and PWO)

ECU Part Numbers

All Honda ECUs have a part number which is located on the side of the ECU and inside the ECU on the connector. e.g. 37820-P72-A01

The part number consists of three components:

* Honda's part number for ECU, which is always 37820
* Three characters (which are loosely related to the model of car/engine). e.g P72
* Three characters (which are the revision of the ECU) e.g. A01

The middle three characters are the most useful to identify what the ECU is. Different generation ECUs may use the same characters. e.g. a P72 OBD I ECU is different from a P72 OBD II ECU. Here is a list of common ECUs:

* PG7 : 86-89 Integra (86-87 vac advance, 88-89 electronic advance)
* PM5 : 88-91 Civic/CRX DX
* PM6 : 88-91 Civic/CRX SOHC Si
* PM7 : 89-91 DOHC ZC (JDM 'EF' ECU)
* PM8 : 88-91 CRX HF
* PR2 : 89-91 ZC (Euro)
* PR3 : 89-91 JDM B16A EF8/9
* PR3 -J00 or J51 : 92 JDM Integra B16A EF8/9
* PW0 : 89-91 JDM B16A EF8/9 DA6-XSi
* PR4 : 90-91 Integra LS/GS
* PS9 : 88-91 4 door Civic EX Auto
* P05 : 92-95 OBD-1 Civic CX
* P06 : 92-95 OBD-1 Civic DX
* P07 : 92-95 OBD-1 Civic VX
* P08 : 92-95 OBD-1 Civic D15 JDM
* P0A : 94-95 OBD-1 Accord EX
* P13 : 93-95 OBD-1 Prelude Vtec
* P14 : 93-95 OBD-1 Prelude Si (non Vtec)
* P27 : 92-95 OBD-1 EG JDM Civic 1600 sohc
* P28 : 92-95 OBD-1 Civic Si/Ex
* P30 : 92-95 OBD-1 DelSol DOHC Vtec Si/EG SiR
* P54-G31 : 1997 Honda Accord 1.8 LS
* P61 : 92-93 OBD-1 Integra GSR
* P72 : 94-95 OBD-1 Integra GSR
* P72 : 96-00 OBD-2 Integra GSR
* P73 : 96-00 OBD-2 Integra Type-R (JDM & USDM)
* P74/75: 92-95 OBD-1 Integra LS/GS
* P75 : 96-00 OBD-2 Integra LS/GS
* P2N : 96+ OBD-2 Civic HX Coupe
* P2P : 96+ OBD-2 Civic EX Coupe
* P2E : 96+ OBD-2 Civic DX Coupe
* P2M : 96+ OBD-2 NZ Civic SOHC VTEC
* P2T : 99+ OBD-? Civic Si Coupe
* P5P : 97-00 OBD-2 Prelude Type-S (JDM ECU)
* PBA : 97+ US Acura 1.6EL
* PCT : 98+ JDM ITR / CTR
* PCX : 99+ OBD-? S2000

ECU ROM Numbers

As further identification Honda ECUs have a software revision number inside the ECU. This is usually a two or three digit number stamped on the 28 pin ROM, or main processor. Accord and Prelude ECUs can use a letter and number code.

(Thanks Hondata!)
Old 02-04-2008, 11:19 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

Neither p30 or p73 ecu has the proper fuel & ignition map for your setup.
Have the obd1 p30 ecu chipped with a map for your GSR setup & be happy
Old 02-04-2008, 11:21 PM
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Default Re: obd1 p30 vs obd2 p73 ? (ke98248)

okay im sorry about all that it wont happend again,but so yea back to the topic what ecu you think suits best? i mean ive heard the p30 map is good but the type r map is best it has a smoother map?
Old 02-04-2008, 11:37 PM
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Default Re: obd1 p30 vs obd2 p73 ? (SkIp_Civic_Ek6)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by SkIp_Civic_Ek6 &raquo;</TD></TR><TR><TD CLASS="quote">okay im sorry about all that it wont happend again,but so yea back to the topic what ecu you think suits best? i mean ive heard the p30 map is good but the type r map is best it has a smoother map?</TD></TR></TABLE>

what car is the motor in? year?
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