How far is it from that foam on the cap to rings and bearings? A cheery thing to find first thing in the morning – a little blob of oily foam inside the radiator filler cap. But my immediate alarm seemed overdone because there was no corresponding soap foam in the crankcase oil. Whew! No […]
The oxygen sensor has to be one of the most important sensors on a modern automobile. It helps the ECM maintain the optimum air/fuel ratio for effective catalytic converter operation, and with the advent of OBD-II it monitors the effectiveness of the converter as well. The main oxygen sensor lives in one of the harshest […]
Business computer programs are like lab scopes: You don’t need them if common sense gives you the answer, but there’s no substitute for them if the problem is complex. They can also be confusing and intimidating, and they work best with a suite of plug-in attachments. Yet they’re powerful tools around once you’ve mastered them. […]
A coil atop every spark plug. OK, it’s easy enough to see it’s possible. But the question is, why is this a reasonable way to set up an ignition system? Obviously, it costs more to build and buy (as well as to diagnose or fix) than any other kind of ignition system, but what are […]
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