Category: Electronics

If you like to open electronic devices when they get damaged, either to try to fix it or to use it for spare electronic parts or just to take a look inside, out of curiosity to see how it is…

When you replace your 2001, 2002, or 2003 Toyota RAV4 ECM (engine computer or ECU) with a used or recycled unit, if your vehicle is equipped with an immobilizer system, which is an anti-theft security system, you must reprogram the…

When working with immobilizer EEPROMs, sometimes the ideal way of programming the EEPROM is by doing it while it is in the circuit, as removing it, programming, and resoldering it back to the circuit adds a bit more effort and…

This covers installing a chip in the 1992-1995 Honda JDM ECUs, “P72”, “P30”, and “P08”. Installing a performance chip on 1992-1995 Honda JDM computers uses the same method as described in other posts on this website about non-JDM ECUs. You…

This is for the following Honda ECM computers: PM6, PW0, PR3 (OBD-0), and PR4 (OBD-0). Installing a performance chip in a 1988 -1991 Honda Civic / CRX is a simple procedure that consists of removing (desoldering) the stock chip, soldering…

This applies to the following Honda ECM computers: P0A, P0B, P0C, P0H (OBD-I), P11, P12, P13, and P14. Installing a performance chip on the 1993-1995 Honda Prelude and 1994-1995  Honda Accord is a simple procedure that consists of removing the…

For installing a performance chip on your 1989-1994 Suzuki Swift GT/GTi ECU, just follow these instructions: Start out by locating the engine computer in your car. It is located under the driver’s side lower dash panel. You will need to…

To install a performance chip on a VW Jetta, Golf, or Passat model ECM from around 1995, first locate and uninstall the ECU from your car. The location of the ECM in most models is in the engine compartment, below…

We have often been asked for an EWS delete chip. That is, a chip that boosts the horsepower of their 1995 325i and deletes the EWS protection at the same time.   About the EWS   EWS is an anti-theft…

This article was made as a companion for the Toyota Corolla Immobilizer Reset Service we offer for the 2005-2007 Toyota Corolla, but it could also be helpful for you if you own the same model and recently replaced the ECM…

Did you install a performance chip in a Honda P28 ECM, and it is not working? Having problems? This situation is more common than you think, as many people choose to install a chip by themselves, even if they have…

Many performance enthusiasts must have heard or read about dual chips. Dual chips are chips whose memory capacity doubles the memory capacity of the original chip, so two different, same-size programs can be written inside the new chip, and it…

This document is about installing a performance chip on a 1993 – 1995 BMW 325i or 525i ECU (Motronic DME).   E36 Model   First of all, you will need to locate the DME and uninstall it from the car.…

While this covers installing a chip on the USDM version (US Domestic Market) Honda P28 ECM, the procedure is the same for almost all 1992-1995 (OBD-I) Civic and Integra ECMs. The circuits of all of them are based on the…

  What are those infamous IAT resistor mods and performance modules, and how do they compare with real EPROM performance chips? Need a guide to try it out by yourself? Find out here… Some background The ECM can do such…

Racing or performance chips: What are they?       EPROM Tuning Chips The chips referred to when talking about performance chips are EPROM memory chips or Flash EPROM memory chips which contain a program for running the engine (inside…