-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...

The ignition control module is a crucial component of a vehicle's ignition system. It is a control unit responsible for regulating the ignition timing and generating sparks to ignite the fuel-air ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) – There are a lot of mechanical ...

Electronic control modules (ECMs) are small, dedicated computers that control components and systems in vehicles or other machines. Automotive ECMs control the engine, the anti-lock braking system ...

The demands for better emissions and fuel economy in the mid 1970s necessitated leaner fuel mixtures. These leaner mixtures required greater voltage and more spark to ignite. This challenge led GM ...

MONTREAL, Que. — Relying on fuel efficiency data provided by the engine electronic control module (ECM) may not be good enough when making decisions regarding fuel economy, a new technical report from ...

Your hydraulic power steering system can drain as much as 5-8 hp from your engine and cost you somewhere between 1-3 mpg of fuel. A hydraulic power steering unit consumes more energy than your car's ...