P0277 Engine Trouble Code
When you check engine light came on code P0277 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P0277 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.
P0277 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Intake Valve Control Solenoid Circuit Low||Ambient Air Temperature Sensor Circuit Low||Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)||Crankshaft Position Sensor B Circuit Malfunction|
The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.
P0277 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP0277 OBD-II Trouble Code Code P0277 is triggered when the Engine Control Module ( P0277 code.
Reason For P0277 CodeThe reason of P0277 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
Parts or components should not be replaced with reference to only a P0277 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.