Mass air flow sensor faulty quality

A faulty mass airflow meter can cause myriad problems, such as rough acceleration and idling, stalling and hesitation. It may be difficult to diagnose since the failure of a number of parts may mirror these symptoms. Mass airflow sensor problems can cause a variety of symptoms from the annoying to the must repair. We'll discuss these in-depth on this page. The first step in diagnosing a faulty MAF sensor is to perform my favorite test—the tap test.

Using a screwdriver, lightly tap on the sensor while the engine is running, noting any changes in engine rpm or idle quality with each tap. The faulty mass airflow sensor and how to fix the problem written by: nandy A vehicles MAF or mass airflow sensor, is the element that measures the density and flow of the air passing in to the combustion section.It assists the vehicles computer activate the air ratio to fuel.

Understanding MAF Sensors - Vette Magazine - Super Chevy

Pelican Technical Article: Troubleshooting Vacuum Leaks).The MAF is located on the left side of the engine compartment, just behind the air filter (see Project for access to the engine compartment).

MAF/VANE AIRFLOW related trouble codes stored in the engine control computer. Inspect the wiring harness and connectors for damage. When the mass air flow sensor malfunctions, you can expect to see a drop in fuel economy, bad performance and bucking or hesitating while in motion. This part could fit in the palm of your hand and serves a vital role when driving which makes it an expensive part to replace.