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 Part Number 399-1192-1-nd ) Add the 74hc373 SMD chip. (MFG part# SN74HC373NSR, Digi-Key Part Number 296-8310-1-ND) Add [...]

Introduction The Demon is the newest in our line of Honda/Acura-friendly P28/P30/P72-compatible technology. Flawless realtime emulation, embedded datalogging, auxiliary ports, 16x calibration storage and encryption.   The Demon is designed to fit inside both USDM and JDM ECUs including those with knock boards.   The Demon combines the features of the Ostrich, Hulog, RTP, and adds its [...]

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. It requires some soldering skills and should not be attempted unless you have soldered before. (Chances are you know [...]

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 the HondaLog. HULOG: The HULOG comes in a plastic enclosure and ONLY requires a pin swap if it is an older unit. All the new units come with 1:1 connector [...]

Honda Tuning with Crome This is a very nice PDF tutorial written up by Darren Kattan. Check it out by clicking HERE.

Unsupported Vehicles V6 Hondas have very limited hardware and software support K-series Hondas have no support from hardware we make at this time 2001+ non-K series Hondas (D17, R18, etc.) have no support from hardware we make at this time Automatic Hondas have very limited support. Very little has been done with automatic transmission controls [...]

Overview 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 that require surface mount components. The USDM ECUs are rectangular and use standard thru-hole components. This kit [...]

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 basically all identical. For the ECUs like the P05 and P06 that did not require VTEC, the components [...]

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 EEPROM) Remove RP17 and RP18 Replace RP18 with a jumper. (The one you removed from J12 usually works [...]

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 1980, 11F0, and 1720. Diagnostic Generation (OBD 0, OBD I, OBD IIa/b) From top to bottom: Knowing the generation of your [...]

For those of you who are interested in tuning Hondas, here is a brief summary of what is available to you. First, 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 and can run an OBD I ECU. [...]