To perform an auto to manual conversion on an OBD I Honda ECU, use the following procedure:
Verify that you have an Automatic. You will know if there are resistors in RP17 and RP18 (next to the E...
John Cui
CROME is a ROM-Editor written primarily for OBD I Honda ECUs. A Pro version is available for $149 which unlocks a hidden data-logging feature.
CROME works natively with the following...
The Demon (or original Demon, Demon 1) pictured above is the first of our integrated devices aimed at Honda/Acura-friendly P28/P30/P72 OBD1 ECUs. Flawless realtime emulation, embedded dataloggin...
Introduction / Identification
The Demon2, pictured above, is the newest in our line of Honda/Acura-friendly P28/P30/P72-compatible technology. Flawless realtime emulation, embedded datalogging, a...
by keebler65 on UberData
http://home.mn.rr.com/keebler65/honda
Intro
Uberdata is basically a FREE piece of software that enables you to modify your Honda ECU's code using a Windows-based program...
This is Keebler65’s old guide. Some of the chipset and software info is a bit dated, but the techniques are good.
ECU Chipping
You need to add a few additional components to the original Honda ECU...
You will need bridge J1 on the back of the ECU.
Add C49 & C50 and C91 & C92 on back
C49 & C50 –> .004UF (Digikey part number 399-1230-1-nd )
C91 & C92 –> .00001UF ( digikey...
The Honda EngineSim was introduced to allow interactive bench testing of Honda ECUs. It supplies the signals from the distributor and many sensors so that an ECU can be fooled into thinking it h...
Honda ECUs have a Diagnostic Generation, Model and a Board Revision.
The diagnostic generations are OBD 0, OBD I, and OBD II.
Examples of the model are P28, P72, etc.
The board revisions are 198...
The Honda chip kit contains all the components necessary to put a chip in your OBD I Honda ECU.
There are two varieties of this kit, the USDM and JDM versions. JDM ECUs are smaller square ECUs tha...
Only certain Hondas can be tuned using our hardware. In short, these are any vehicles that run a B, D, H, or F (Accord) series engine with a distributor and can run an OBD I ECU. Whether they acce...
The HuLog, HondaLog, and Xtreme HuLog are USB datalogging adapters that are used to datalog Honda ECUs.
Functionally the devices are identical, however the HuLog/Xtreme HuLog come in ABS plastic e...
Hulog/Hondalog
Installation of Honda-Based USB Datalogging Tools
There are two tools available for datalogging on Honda ECUs from www.moates.net and they include the HULOG and...
Neptune RTP is a tuning hardware/software package for tuning OBD1 Honda and Acura vehicles developed by James Holy at HR Tuning. Quality hardware, quality software and solid support combine to pr...
While it may look simple, getting the Honda logging cables we sell to work with CROME can be quite challenging. This document aims to provide troubleshooting steps to ensure you get up and runnin...
A Word of Warning
This article was accurate as of the time it was written (2009) but things may have changed. At Moates.net, we rely on information from our users about what works and what doesn’...
This page is here to add VTEC capability to your otherwise non-VTEC ECU.
The reason we are able to do this, is because when Honda designed their ECUs, the boards for the P05, P06, P28, etc were ba...
