The MAP sensor is an important part of a car's operating system. But lots of things can make it go bad. Here's how you'll ...

A mass air flow sensor is one of the numerous tiny widgets and gewgaws that make up a modern automobile's electronic fuel injection system. In the MAF's case, it tells the car's computer how much air ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Some engine bays are as droolworthy as the cars they adorn, but under the twisty mechanical artistry lies an array of electronic wizardry to help run your car. The crankshaft position sensor is one of ...

Virtually every modern car on the road is equipped with bells, whistles, and sensors designed to let you know when even the slightest thing is wrong with your vehicle. While any driver can appreciate ...

Imagine this scenario: Your supercharged project car is finally completed. Fresh engine, badass centrifugal blower, speed-density ECM tune, plenty of fuel, yadda-yadda-yadda. With a deck this stacked, ...