Does a map sensor suddenly quit when it fails?
(2012-02-05 15:20:17) 1. Says: Or can it go out gradually? First the car won't start. Later it will. Then no start, and has never started since. Only cranks, will not start.2. Says: They're easy enough to test just to be sure.Manifold Absolute Pressure (MAP) Symptoms & Testing
Engine Surging
Excess Fuel Consumption
Follow the instructions in the link below to test your MAP sensor:3. Says: Usually not, the car will almost always continue to run, although the fuel mixture will be rich and mileage will suffer.4. Says: check for broken rubber hose lines first Tag: Does a map sensor suddenly quit when it fails?