The catalytic converter is designed to reduce harmful emissions in the atmosphere. Within the converter, catalysts exist to change the composition of the exhaust gas before it hits the air. When the ...

The second most common cause of a misfiring engine is bad or failing spark plugs.The function of the spark plug is to ignite the air-fuel mixture in the combustion chamber, and if there is something ...

If you’re a car owner, then you’ve probably given some thought to the different types of cars out there. Each one has its own unique set of features and benefits, so it can be tough to decide which ...

We’re all familiar with that moment of uncertainty when a warning light flashes on our car’s dashboard. It leaves us scrambling for the manual, attempting to decipher what the illuminated symbol ...

The throttle body has some angle sensors and other sensors installed inside of it. As soon as the car’s onboard computer detects a problem with the throttle body signal, it will cause the check engine ...

The coil spring is part of your car’s suspension system. When the ride gets rough, it could be one of the symptoms of a broken coil spring, but there are others to consider as well. In this guide, we ...

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When the injectors can’t get enough of the pressurized fuel, the computer recognizes the imbalance. The system sets a code in the system, normally something similar to P0171 – System Too Lean.A ...

The engine control module (ECM) uses two O2 sensors, one in front, and one behind the catalytic converter to measure its efficiency. If the catalyst system efficiency is low, the P0420 code will be ...

The first step in figuring out any car trouble is to read the DTCs. If the Check Engine Light is on, you can bet that a code has been set in the computer.With your compatible scanner, you can see what ...

A thermostat manages the flow of coolant coming in and out of the engine. Here are 5 symptoms of a bad thermostat, the location, and the replacement cost.

Engine compression relates to how much pressure is generated by the engine within the cylinders while it’s on. The amount of pressure produced by the engine determines the power and efficiency. If ...