As a former professional auto repair technician and a ... symptoms that you may notice if your MAP sensor goes bad is a check engine light. Your car can display a lot of dashboard warning lights ...

A faulty MAP sensor will usually trigger a “check engine” warning light. Other signs of a bad MAP sensor include rough idling, sluggish acceleration or hesitation, poor fuel economy or black ...

A failed MAF sensor is one of many events that will trigger a check engine light. It may also result in rough running, stalling or a drop in gas mileage.