ECU

CMOS 16-bit microcontroller

datasheet

ml66592_ml66q592

Mazda OEM Navigation Hood Retrofit for Carputer Application

for Mazda3, Mazda6 and RX8

Goal: To install the OEM Navigation hood into a car that did not come with the Nav option, and maintain the motorized “Open” and “Tilt” flip-up functions.

Background: A lot of us are beginning to get into carputer builds for our cars. Most of us want to maintain that OEM look and feel and decided one of the better options is to house our carputer screen in the OEM…

checksum corrector

Also small software ,for 60 Ecu types.

cable to flash & read on WRX02 and Forester 2.0 XT EDM 02

With the BFM cable on my car I could only datalog with Ecuexplorer and Learning View. After some research using the datasheets of FT232RL, the LM339 and patterns of a VAG cable, I was able to make this cable to flash & read on WRX02 and Forester 2.0 XT EDM 02 (same engine as 2002 WRX … but with TD035) with ecuflash, after some modifications. Some people say that BFM and VAG cable are the same, so …

DIY Megasquirt inside Subaru Impreza ECU case

Here is an account of how I added a Megasquirt II to my ’98 ECU. This DIY requires the builder to have good soldering skills and have a good comfort level with building electrical circuits. There are some plug-and-play adapters but not for the 96 pin connector. First start with a stock ECU with a 96 pin connector. You will need to destructive to get the connector away from the circuit board. Nip…

HOW TO ADD A CHIP SOCKET INTO YOUR CHIPABLE ECU

In the tuning world if you decide that you would like to keep the stock ECU and just adjust the maps contained within then this is the guide for you. My neighbor needed this done so today we are going to chip a Honda ECU, P28 or similar. The basic skills of this really apply toward chipping any ECU that just lacks a few components, the other main intent of this guide is to outline some help…

Modifying the ECU

The ECU has provision for an external EPROM, to allow the firmware to be updated. In 1992, Subaru did issue a firmware update for the USDM model SVX but it is unclear what issues this fixed. To update the firmware, you insert an EPROM into the upgrade socket and then cut resistor J1. Cutting the resistor tells the ECU to use the update EPROM rather than the original ROM.

Modifyi…

Prius Coolant Temperature Hack. Better MPGs!

This is probably the easiest hack I have done that requires getting under the dash.

First you need some supplies. 1 – 1k POT 1 – 240 Ohm Resistor 1 – SPST Switch 2 – wire taps some wire a bread board of some kind or make some kind of mount to solder your components together. a knob and a place to mount your switch and POT.

All credit goes to ken1784, Bob Wilson, and Hobbit and is based…

How to ADD AUX to RADIO with CD Changer for FREE

f you have a CD changer with your stock radio then you can very easily add an aux sound input to your radio. The sound quality is much better than those tape adapters or Fm transmitters and doesn’t look ugly with that wire sticking out.

WARNING: Do this mod at your own risk, if you connect wrong wires or whatnot, I am not responsible if you mess up something. But since this is such a simple hack,…

MAZDA3 RADIO HARNESS HACK

MAZDA3 RADIO HARNESS HACK  

MAZDA3 RADIO HARNESS HACK

To keep the car as close to factory condition as possible I’ll be reusing the factory radio harness. Scosche make an aftermarket wiring kit (part number MA03B) that includes the main wires, but there are a number of wires missing (Steering wheel controls, Illumination, etc). You can add extra wires using the process below.

This is the…

Interfacing iPods to Range Rover Stereos

Interfacing iPods to Range Rover Stereos 

Interfacing iPods to Range Rover Stereos

Photo: Completed iPod Installation in Todd Pfortmiller’s 95 RR Classic Introduction Todd Pfortmiller felt that having access to only six CDs in his 95 Range Rover Classic was insufficient for long trips. He reports “Six CD’s are not enough! I need all 6053 songs in my iPod at all times! Not really but it’s a boon on…

Hacking into a Vehicle CAN bus

CAN bus is an automation fieldbus commonly used in the automotive industry as the main network bus to allow communications between the many on-board ECUs on modern vehicles.

The Linux kernel has native CAN bus support at network layer since some years, with a lot of drivers for both embedded and USB CAN bus controllers, so it’s now fairly easy to add a CAN bus interface to any Linux laptop and…

K-Pro: How to identify and get rid of knock

How to locate and get rid of knock

First, you should/must read up on the K-Pro in order to learn…

Guide: Step By Step Instructions On How To Use Lambda Overlay to Tune AF On YOUR Car!

ow to use Lambda Overlay Feature.

1. First thing you want to do is get a datalog of your car doing…

his is a list of known tuners across the country. I dont know the quality of any of them except one that is local to me, so dont ask. I am making this in hopes of cutting down on threads asking where to get tuned. If this is in any violation of anything,…