If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...

So the O2 sensor (located in a tight space on the engine manifold) on my '86 Accord is putting out 0volts instead of the .4-.6 it should be. And the mechanic wanted 115 dollars to replace it (I'm ...