P1211 Engine Trouble Code
When you check engine light came on code P1211 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 P1211 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.
P1211 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||Ambient Air Temperature Sensor Circuit Low||Ignition/Distributor Engine Speed Input Circuit Malfunction||Glow Plug/Heater Circuit 'A' 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.
P1211 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1211 OBD-II Trouble Code Injector Control Pressure Sensor Above / Below Desired Level is one of the definitions for the P1211; however your vehicles manufacturer may have a different definition for the P1211 code. Please chec P1211 code.
Reason For P1211 CodeThe reason of P1211 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.
P1211 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.