Mass air flow sensor

oldsmobile
eighty-eight

#1

When the mass air flow sensor fails, what reaction occurs to a running engine?


#2

The check engine light comes on. The ECM has a work around so the engine may still appear to run ok.


#3

The car runs rough and then quits. Is this the fault of the mass air flow sensor or has something else failed?


#4

Is a Check Engine light on? Can you read the codes for free at a local auto parts store?

More clues needed including symptoms, causal factors, year of car, # of miles.

Why do you suspect MAF sensor, could be dozens of things.