What Are the Signs & Symptoms of a Faulty O2 Sensor?

Answer Your vehicle's O2 sensor measures the ratio of oxygen to fuel. It is located in the exhaust stream, where its measurements guide computer control of the car's fuel-injection and emission systems. ... Read More »

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Signs & Symptoms of a Faulty Mass Air Flow Sensor?

The Mass Air Flow Sensor is a device used on many fuel injected automobile engines to measure the density of air volume entering the intake system. This, combined with other sensors, is connected t... Read More »

Symptoms of a Faulty Map Sensor?

An engine's MAP, which stands for manifold absolute pressure, sensor monitors the amount of pressure in the intake manifold, which is where air and fuel are introduced to the engine. The vehicle's ... Read More »

Signs and Symptoms of a Faulty Air Flow Meter?

An air flow meter is a sensor that measures the quantity of air flowing into a vehicle's engine. Alternatively called a mass air flow sensor, these meters are found in every type of vehicle that ha... Read More »

What Are the Symptoms of a Faulty Oxygen Sensor?

Most vehicles manufactured after 1980 contain engine oxygen sensors as part of the emissions control system to help the engine run efficiently and keep harmful emissions low. These sensors constant... Read More »