The AEM EMS has come a long way since the introduction of the Series 1 version that debuted more than a decade ago to the tuner market. In the summer of 2009, AEM released their next-generation ...

CAN-bus. We've all heard the term before, but just what does it really mean? Today's new vehicles are engineered using a multiplexed wiring system known as CAN-bus. The on-board communications ...

A new patented and class-approved on-top system for intelligent engine management promises a 10% reduction in a ship’s fuel consumption with a payback period less than 18 months, says the solution's ...

This paper describes the CEM, an original electronic engine management system developed by Alfa Romeo which has the task of controlling fuel injection, ignition and other boundary functions. This ...

Active Thermal Management, or ATM, is a General Motors engine technology that aims to improve engine performance via targeted cooling and heating. An Active Thermal Management design makes smart use ...

In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...

Once upon a time an engine needed three things to run: fuel, air, and fire. That's what carbs, coils, and distributors are for. Modern EFI engines still need these three elements, but they use ...