How to Check BMW E39 Oxygen Sensors?

Answer The BMW E39 was the basis of the 5 series. It was manufactured in 1995 and introduced to the United States in 1997, running its tenure until 2004 when the BMW E60/E61 succeeded it. Dual manifolds f... Read More »

Top Q&A For: How to Check BMW E39 Oxygen Sensors

How to Check Honda Oxygen Sensors?

Oxygen sensors are an integral part of the engine of Honda cars. Not only do oxygen sensors improve gas mileage, but they also decrease pollution and conserve fuel by making the car run efficiently... Read More »

How to Fix Oxygen Sensors?

Oxygen sensors--also called o2 sensors--are used by your vehicle's computer to monitor and adjust the air-to-fuel ratio being pumped into your engine. These sensors are designed to be "disposable;"... Read More »

How to Fix Upstream Oxygen Sensors?

Your vehicle's computer uses oxygen sensors to monitor and adjust the ratio of fuel and air being pumped into your engine's combustion chambers. Newer vehicles--post 1990, typically--have at least ... Read More »

Lifespan of Oxygen Sensors?

The oxygen sensor, located in the exhaust system, is subjected to high temperatures and other harsh conditions. Though oxygen sensors are very durable, they will fail and require replaced to assur... Read More »