When talking about modified cars, one term that gets thrown around a lot is ECU tuning. What is it? What sort of effect does it have on performance?

Modern vehicles can contain around 100 Electronic Control Units (ECUs). An ECU is a minicomputer that collects data and determines whether to activate a function based on the information received.

If you’re looking to soup up your whip, the first place you’ll probably look is the engine control unit. This computer shoved in the engine compartment controls just about every aspect of your car’s ...

If you’ve never heard the term flashing an ECU before, no, it’s not showing a form of identification or using a photo flash—or any other type of flashing for that matter. Flashing an ECU is tuning or ...

After military service a career as war correspondent was on the cards. But then an exclusive bursar programme in automotive journalism came 'a-knockin' - and so a 26-year journey spanning newspapers, ...

GM's E67 engine control unit (ECU) is the brain behind the LS9 and LS3, as well as many garden-variety four-, six-, and eight-cylinder GM engines. Because of its fast processor and plentiful memory, ...

Regardless of the vehicle, there’s never enough power for a true gearhead. Upgrading your car with performance parts is awesome but also expensive. Still, there’s also a cheaper and less intrusive way ...

It might sound odd to say so about an inanimate object, but cars are pretty clever devices. Your car is almost certainly more sophisticated than anything else you own, designed to operate in all ...