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Search: OBD0[^A-Za-z]
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Topics in Library web:
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Changed: now 16:28 GMT
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Changed by:
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29C256
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25 Nov 2004 - 12:45 - NEW
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Home.ltdannear
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the http://www.atmel.com ATMEL AT29C256 chip is the de facto FLASH ROM chip in use. It uses a 5V programming voltage, can be erased repeatedly electronically. They ...
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5128XRAM
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27 Feb 2004 - 17:53 - NEW
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Home.synoptic
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5128 XRAM explanation : The 5128 chip present in OBD0 ECUs is a 2K byte(?) SRAM chip. It is mapped into memory space at 1XXX hex any external communication(MOVX A ...
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AirFuelRatio
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12 Jul 2004 - 15:45 - r1.2
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Home.blundar
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The ratio of the mass of air taken in my an engine to the mass of fuel. 14.7:1 is chemically ideal in order to get the greatest efficiency from every gallon of fuel ...
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AutoToManual
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09 Jan 2007 - 08:17 - r1.4
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Home.defensio
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Most automatic ECUs can be converted to a 5spd rather easily. Going the other way often involves adding more components. At this time, it appears that the conversion ...
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BasicConcepts
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19 Jan 2006 - 07:34 - r1.3
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Home.markolson
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Vocab: ECU Engine Control Unit OBD0 the first unofficial generation of honda engine electronics OBD1 the second unofficial generation of honda engine electronics ...
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BegginersFAQ
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27 Feb 2007 - 18:13 - r1.2
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Home.sanimalp
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(blundar sez: most of these were moved over from the old FAQ) If you are a beginner, and you have a question that you think other people will have too, please add ...
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CEL
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22 Dec 2005 - 08:58 - r1.3
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Home.qwertyville
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Check Engine Light This indicator (usually on the dash) comes on to indicate that the ECU thinks something is wrong. The ECU will usually indicate an error code by ...
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CheckSum
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12 Jul 2004 - 14:08 - r1.3
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Home.synoptic
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A Checksum is a very basic form of error checking. A checksum is calculated by adding the values of a ROM together, without any form of carry or overflow checking ...
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ChippingOBD0PM6
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05 Nov 2006 - 15:41 - r1.2
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Home.synoptic
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OBD0 ECU Chipping If you have a OBD0 ECU, chipping the ECU might not be straightforward. Almost ALL 90-91 PM6, PM7, PR4 and PP5(with catalytic converter) ECUs had ...
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ChipsForECUs
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29 Mar 2004 - 21:20 - r1.2
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Home.blundar
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all 90-95 (most OBD0 and all OBD1 ) honda ECUs require a 32k byte (256kbit) ROM . Some common chips used by the DIY-chipping scene are the 27C256 , AT 29C256 and 27SF256 ...
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CromeScript
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31 Mar 2007 - 03:08 - r1.3
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Home.racingsky
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Crome has a powerful scripting language. There are many functions you can call to do things. It would be good to document them here. 3/5/04 see below for additional ...
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DataLogging
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24 Oct 2005 - 06:02 - r1.14
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Home.markolson
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Data logging refers to recording the conditions of a running engine. It normally happens using serial communication with the ECU There are two way for Data Logging ...
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ECUHardware
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06 Feb 2007 - 01:40 - r1.4
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Jared Karagen?
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This page describes how the hardware in an ECU works, and fun things you can do with it. If you are just wanting to learn how to chip your ECU , you should look at ...
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ECUHardwareMods
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23 Feb 2006 - 07:38 - r1.12
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Home.sonictronic
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It is possible to do may modifications to the hardware of a Stock ECU. You can convert AutoToManual . You can convert OneWireTo4WireO2Sensor if starting with a P08 ...
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EPROM
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19 Feb 2004 - 22:01 - NEW
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TWiki Guest
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Electrically Programmable ROM ROM that can be programmed using a RomBurner The most common types pin-compatible with most OBD0 and OBD1 Honda ECU s are the 27C256 ...
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EasyRtpV10
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22 Dec 2004 - 20:36 - r1.10
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Home.synoptic
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This page is a construction design for the Easy-RTP V1.0 board. This is the single sided design for a DS1230 style 28 pin DIP NVSRAM. You can find the eagle design ...
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EcuBackupProcessor
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18 Nov 2004 - 17:30 - NEW
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Home.blundar
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Honda ECUs are engineered with many levels of redundancy. There is a Backup processor (labeled NEC BACK0004 in most OBD0 and Oki 6534 in most OBD1 (??)). The backup ...
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EcuConnections
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01 Nov 2006 - 18:43 - r1.4
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Home.almskidd
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You can donate any ECU WireHarness setup here. Write the ECU type, engine, cam, XDM and carmodel and make a link to a thread at Harnesses and Conversions in the Approaces ...
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EcuDefinitionCodes
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02 Apr 2007 - 17:06 - r1.84
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Home.hackish
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Honda ECU definition codes These id codes are the last 3 digits printed directly on the MCU after the model number (e.g. M66207-251 the "251" portion will be a much ...
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EcuFamilies
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29 Jan 2007 - 15:49 - r1.23
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Home.1net
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ECU Families: TOC "Pre-OBD" Early fuel injection designs PG7 : 86-87 USDM / JDM Integra (D16A1 VacuumAdvance) PE7 : 85-87 EDM / USDM Civic/CRX Si (EW3/EW4 VacuumAdvance ...
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HardwareForOneWireVtec
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23 Sep 2006 - 17:08 - r1.3
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Home.tatou100
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First, let me give credit to JasonParker for coming up with the parts list; I finally laid my hands on a PS9 to get the part values. To mod the PM6 (and likely similar ...
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IntroductionToECUChipping
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12 May 2006 - 09:00 - r1.10
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Home.hondainfo
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Introduction to ECU Chipping by David Blundell Please feel free to link to this article, but "mirroring" is highly discouraged, as you will not automatically receive ...
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KurtsOBD0-OBD1
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19 Feb 2004 - 22:01 - NEW
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TWiki Guest
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First attempt to post this OBD1 conversion write-up on wiki.pgmfi.org. Some sections need revision still and they are in italics/bold print. Please send any suggestions ...
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ManualChecksum
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19 Feb 2004 - 23:25 - NEW
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Home.blundar
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There are two ways to fix a checksum error. The first is to change the program of the ROM in such a way that the checksum routine is disabled / removed. Learn to code ...
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MapSensor
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13 Sep 2006 - 16:33 - r1.4
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Turbo EF9?
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The Manifold Absolute Pressure Sensor (MapSensor) tells the ECU what the absolute pressure in the intake manifold is (relative to AbsoluteVacuum). This allows the ...
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NicoAnalyze
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18 Jul 2005 - 02:10 - r1.2
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Home.roy
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Author: XDEep first thanks to nico for a great tool. the mishap im talking about is when you drag the scrollbar up and down, the cells get pushed around. so even though ...
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OBD0
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07 Apr 2006 - 03:20 - r1.6
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Home.carotman
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"OBD0" is not an official standard like OBD2 . It is most usually used to refer to MPFI ECUs made from 88-91 with ElectronicAdvanceDistributors found on OBD0MPFI ...
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OBD0ConversionFormula
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12 Apr 2004 - 02:09 - NEW
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Home.SYnoptic
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Describe OBD0ConversionFormula here. OBD016BitRPM is used for revlimiters, target idle and most other 16bit RPM values in the ROM. OBD0VSS is used to convert the ...
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OBD0ConversionFormulae
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12 Apr 2004 - 02:06 - NEW
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Home.SYnoptic
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Describe OBD0ConversionFormula here. OBD016BitRPM is used for revlimiters, target idle and most other 16bit RPM values in the ROM. OBD0VSS is used to convert the values ...
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OBD0ConversionFormulas
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12 Apr 2004 - 02:08 - NEW
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Home.SYnoptic
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Describe OBD0ConversionFormula here. OBD016BitRPM is used for revlimiters, target idle and most other 16bit RPM values in the ROM. OBD0VSS is used to convert the ...
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OBD0MPFI
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30 Jan 2006 - 07:24 - r1.5
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Home.carotman
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There is a very distinct family of ECUs found in 88-91ish OBD0 hondas. The main characteristics of this family: Oki80C154 or Oki83C154 MCUs that are essentially Intel8051 ...
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OBD0PR4
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20 Feb 2004 - 00:37 - NEW
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Home.blundar
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OBD0 PR4 ECUs from the USDM (and JDM?) 1.8L B18A-powered Integra have some quirks: There are two versions of the ECU, each using the same circuit board. One uses ...
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OBD0VtecECUs
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19 Feb 2004 - 22:01 - NEW
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TWiki Guest
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The OBD0 VTEC ECU's are the PR3 and the PW0. These ECUs ran the B16A1 in OBD0 cars from 89-91. There is no code interchangeability between the two ECU's. They use ...
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OBD1PR4
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26 Dec 2005 - 03:53 - r1.3
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Home.Swap_File
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PR4 92-93 Integra RS/LS/GS (B18A) The PR4 also came in an OBD0 variety see OBD0PR4 for the 90-91 ECUs.
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Oki6260A
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02 Mar 2005 - 13:31 - r1.5
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Home.l3st4rd
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The Oki 6260A was manufactured for Honda by Oki. J. Wong has this to say: "I was just cleaning out my cube and just happened to run across a piece of paper with 6260A ...
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PK2
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18 Oct 2006 - 08:41 - r1.5
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Home.chen
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Prelude OBD-0 B20A ECU. Electronic Advance. External 27c256 ROM. oki 83c154 based pk-2 ecu photo.: I posted the Options Close-up for the PK2-6640 manual B20A ECU. ...
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PP5
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12 Mar 2005 - 01:08 - r1.6
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Home.crex
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PP5 : 90-93 (??) UK Rover 216 Cabrio Rover (UK) had an agreement with honda where honda engines (ZC, most notably) ended up in Rover cars. They continued to use OBD0 ...
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PR3
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29 Jan 2005 - 07:10 - r1.4
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Home.noriega
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PR3 89-93 JDM B16A EF8/9 MCU M66x301 58 and 93 Note: There are both OBD0 and OBD1 ECUs designated "PR3" and they are not in any shape or form compatible with each ...
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PW0
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11 Mar 2004 - 10:33 - NEW
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Home.introspeed
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PW0 89-91 JDM/Euro B16A EF8/9 DA6-XSi (DOHC VTEC) M66x301 scan of PW0-000 http://pgmfi.org/resources/FAQ/scans/PW0-000 component1.jpeg scan of PW0-000 http://pgmfi ...
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ProposedDataloggingProtocol
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20 Feb 2004 - 00:37 - NEW
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Home.blundar
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This is a working draft of a proposed protocol to replace the stock serial interrupt handler. It is intended to be cross platform (i.e. both OBD0MPFI ECUs and OBD1CivicIntegraECUs ...
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RomEditor
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20 Feb 2004 - 00:37 - NEW
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Home.blundar
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PGMFI.ORG-made Software software written by forum members to help with ECU tasks ASM662 AndySloane's open source Oki NX8/200 code 66K assember/disassembler suite ...
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RomMaps
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12 Apr 2004 - 02:07 - r1.6
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Home.SYnoptic
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Rom Maps An area to collaborate on all the memory addresses found in ROMs TOC OBD1 Civic and Integra ECUs OBD1CivicIntegraECUs share a lot of features Memory Locations ...
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RtpTruthTable
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19 Feb 2004 - 22:01 - NEW
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TWiki Guest
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Peusdotruth table for RTP logic compatible with both OBD0 and OBD1 hardware: (/PSEN) (OBD1) (DS1230AB) A15 /WR /OE /CS /IOWE /WE /OE /CE 0 a b c a 1 b c 1 a X X 1 ...
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TroubleshootingSolidCEL
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27 Dec 2004 - 18:16 - r1.2
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Home.markolson
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Solid CELs are arguably one of the easier problems to troubleshoot because there are relatively few things that cause them to happen. A "solid" CEL occurs when there ...
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UberDataFAQ
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19 Feb 2004 - 22:01 - NEW
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TWiki Guest
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Uberdata FAQ Stupid newbie tard Uberdata FAQ Author: Blake Warner Email: uberteg@cox.net, vertigo118@cox.net Notes: Remember to donate if you use and enjoy this software ...
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UnderstandingMaps
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21 Nov 2005 - 19:26 - r1.2
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Home.ben ogle
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Understanding Fuel and Ignition Maps. Fuel Maps Below around 80 throttle, the ECU uses the oxygen sensor in conjunction with the fuel tables to calculate how much ...
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VehicleSpeedSensor
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27 Sep 2005 - 10:22 - r1.2
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Fast Hatch?
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The Vehicle Speed Sensor ( VSS ) tells the ECU how fast the car is moving. In most hondas, it pulses to ground 4 times per revolution of the axles. Most OBD0 cars ...
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WebHome
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30 Mar 2007 - 22:03 - r1.26
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Home.racingsky
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Welcome to the PGMFI Library! If at any time you wish to return to this main wiki page, click the Project PGMFI logo. THIS IS A NEW WIKI ENGINE. PLEASE SEND EMAILS ...
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WebStatistics
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07 Nov 2007 - 15:33 - r1.261
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TWiki Guest
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Statistics for Library Web Month: Topic views: Topic saves: File uploads: Most popular topic views: Top contributors for topic save and uploads: Nov 2007 19044 0 ...
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WireHarness
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12 Apr 2006 - 06:13 - r1.3
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Home.Ace0246
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A WireHarness is a term for the connetors and wires that are connected to the ECU. OBD0 , OBD1 and OBD2 all have different connectors and there are different wire ...
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Number of topics: 60
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Copyright © 2002-present by the contributing authors. All material on this collaboration platform is the property of the
contributing authors, and is covered by the Non-Commercial Share-Alike License unless explicitly stated otherwise. |
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