BMW Air Mass Meter
BMWs are automobile engineering marvel, each BMW car is a perfect blend of performance, luxury and aesthetics. BMW accomplishment is fueled through technological advancements. Constant innovation provides BMW the leverage ahead of other car manufacturer. Every part of your BMW is manufactured with utmost care and undergoes several checks before fitting into your BMW. An air mass meter is a small but very significant device fitted into your BMW. BMW Air Mass Meter's purpose is to measure the amount of air being supplied to your BMW engine. The mass of the air flow to the engine is then used to calculate the exact amount of fuel to be supplied and thus help maintain the perfect air fuel ratio being supplied to your BMW engine. Exact ratio of air fuel mixture to the engine ensures that your BMW delivers its performance and mileage.
Your BMW Air Mass Meter is placed directly besides the airbox to gauge all of the filtered air. Air mass meter is a formation of a plastic tube with sensors which with help of a attached and electrical wires send the measurements to your BMW computer. Functioning of the BMW Air Mass meter is similar to that of oxygen sensors. The BMW air mass meter supplies with air mass inputs to the ECU of your BMW thus guides it to compute the exact amount of fuel to be supplied to your BMW's engine. Air concentration changes with changing temperature and pressure and so does the air density, hence it needs to be a smart application.
The BMW Air mass meter is vital to performance of your BMW, however it is not meant to last the life time of your BMW. Each drive of your BMW has air pass over the air mass meter though the air is filtered still minute particulates, dirt, silicone dust and other pollutants escape the air filter which may accumulate into your BMW air mass meter. Such accumulation lowers the efficiency of your BMW air mass meter and when is significant enough may cause your BMW air mass meter to stop working. A defunct BMW air mass meter can drastically cut down on performance and fuel efficiency of your BMW.
If you feel your BMW power intermittently disappears and is back after a while of after you switch off-on the ignition, it probably due to your BMW ECU going into the limp mode. The limp mode is activated when there is no air mass information supplied from your BMW air mass meter. This is one most visible symptom when your BMW air mass meter stops to function, apart from this if a lower mileage and less power output should also be a reason for you to get your BMW air mass meter checked.
When your BMW air mass meter goes faulty you can replace it easily with one from the aftermarket. You may source the replacement BMW air mass meter from any of the trustworthy websites on internet; make sure you get a well known brand to match the repute of your BMW.