Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Hella KGaA Hueck & Co. (www.hella.com) has introduced a second generation of its ultrasonic oil sensors to help manufacturers achieve new emissions standards and help vehicle owners monitor oil levels ...

The P0118 code means that the engine control module (ECM) has detected a voltage signal that’s too high from the engine coolant temperature (ECT) sensor (below). In practical terms, the ECM believes ...

Manufacturer's oil change interval recommendations are guesses at best. Whether it is the Jeep owner's manual, the oil manufacturer, or the oil filter company you are using, they just don't know what ...

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 ...

When electronic engine controls first appeared, they seemed to be sounding a death knell for the kinds of power-enhancing modifications Corvette owners had come to know and love. But by the late 1980s ...

Electrical engineers who want to be involved in the automotive industry should read Understanding Automotive Electronics: An Engineering Perspective, Eighth Edition, authored by William Ribbens. His ...