If you're a follower of the "How It Works" series, you've been learning the principles of what makes a car run. You've boned up on the four-stroke cycle, valvetrains, cooling, lubrication, and ...

The purpose of the ignition system is to ignite, or fire, the spark plugs in order to generate power to run the engine. To do so, the battery sends current to the ignition coil. Then that high voltage ...

Heat initiates the internal combustion process. Diesel engines utilize the temperature buildup from extremely high compression (pressure) to ignite the air/fuel mixture, with a little help from glow ...

Q: I had a problem recently with my ’06 Toyota RAV4 with a V6 and AWD, while on my way to Los Angeles via Highway 5. After filling up with gas, I noticed that the engine light, AWD and VSC lights were ...

Automotive ignitions systems have seen many transitions over the years. Historically, the designs have matured from a magneto to today’s coil-over-spark plug designs. The progression follows the ...

It's easy to understand why you'd purchase a new ignition system when the one on your truck isn't working correctly-after all, that's what fires the engine! The reasons for replacing an ignition ...

The intermittent stalling problem was solved by replacing the distributor. This is the sequel to troubleshooting my ‘86 Dodge Aries that defied logic and baffled my mechanic. To be sure, electronic ...

"It's not a heap, dad. It's a classic." That's harder to justify when your classic muscle car won't start. Nothing like a high-compression V8 combined with a battery that hasn't seen a charge for a ...

The ignition system’s job is to ignite the air-fuel mixture in a gasoline engine. In addition to the spark plugs that spark in the combustion chambers, the ignition system consists of an ignition coil ...