Air Flow Meter Car Problems

Here are some of the most common symptoms of a faulty mass airflow sensor.

Air flow meter car problems.

It s called a mass air flow sensor and bill explains why it can be a source of many engine problems. You may also notice you re filling up at the gas station more than usual. This is understandable with a bad mass air flow sensor because it will cause the internal combustion chamber to have an inadequate mixture of air and gasoline. By ed ruelas on january 08 2016.

The symptoms of a bad mass air flow sensor include low engine power poor fuel economy an engine that won t start a check engine light on the dash and a gas smell from the exhaust fumes. The engine is very hard to start or turn over the engine stalls shortly after. The mass air flow maf sensor part of your vehicle s electronic fuel injection system is responsible for calculating the total amount of air entering the engine. Symptoms of a faulty mass air flow sensor a faulty mass airflow sensor will cause problems similar to low compression or low vacuum and will also show symptoms similar to when your vehicle has low fuel pressure from a faulty fuel pump.

A faulty or out of spec air flow meter can cause all kinds of problems such as poor performance and poor fuel consumption an engine that won t rev over 2 or 3 thousand rpm. You ll notice if the tailpipes eject black smoke or when the engine runs rough or backfires. Runs rich at idle or lean under load. A faulty maf sensor can cause your vehicle to run too rich or run too lean.

A bad mass air flow sensor is often the likely culprit if your car isn t running as it should. Bad mass air flow sensor symptoms.