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 ...

Your car's camshaft — or camshafts if your vehicle has a DOHC engine — is a vital component that plays a critical role in the internal combustion process. Its job is to synchronize the opening and ...

The knock sensor on your Toyota VVTi engine is basically a microphone that senses if detonation occurs in one of the cylinders. The detonation happens when the fuel-air mixture ignites before it’s ...

The engine’s knock sensor (or sensors) detects preignition and detonation, potentially damaging forms of abnormal combustion. Though full-blown knocking and pinging are audible to the human ear, the ...

This video shows the complete oil change and oil level sensor replacement on the BMW E39 M5. We go step by step through the ...

Q: Where is the outdoor temperature sensor on a car generally located? I ask because the temperature indicated on the dashboard doesn't always agree with the figures I see posted elsewhere, like on my ...

A service update has been issued for certain 2021 model-year GM trucks and SUVs over an issue related to the vehicles’ engine manifold pressure sensor. The problem: affected GM trucks and SUVs may ...

In our LS Engine Picker's Guide article (click here) we scavenged backyards and junkyards for LS engines, blocks, cylinder heads, intake manifolds, and other essential parts for your next build. Well, ...