How to Change O2 Sensor P0135?

Answer A P0135 code will appear on your scan tool when the bank 1, sensor 1 O2 sensor has failed. When the electronic engine control module (ECM) determines that the O2 sensor takes too much time to begin... Read More »

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How to Change a Oxygen Sensor for a 1998 Ford Windstar Bank 2 Sensor 1?

Throughout the 1960s, 1970s and 1980s, automotive engineers made many strides to keep pace with the ever-changing emission laws, including: catalytic converters, unleaded fuel usage and oxygen sens... Read More »

How to Change a Narrowband O2 Sensor Over to a Wideband Sensor?

A narrow band O2 sensor is used primarily for tuning the air fuel ratio in your vehicle. The factory O2 sensor's purpose is to measure the amount of air and fuel being mixed in the throttle body. I... Read More »

How to Change an O2 Sensor?

Oxygen (O2) sensors are the parts of a car's engine that regulate fuel and air delivery based on the concentration of oxygen found in the exhaust fumes exiting the car's exhaust manifold. The senso... Read More »

Why to Change Out a Rear O2 Sensor?

Oxygen sensors, within a vehicle, play an important role for controlling fuel mixtures and reporting emissions information to the engine's on board computer. A rear O2 sensor resides behind the cat... Read More »