Buy 2014 Subaru Crosstrek Mass Air Flow Sensor. Air Flow Meter (TURBO). Mass Air Flow Sensor If the Engine, Failing, Idle - OEM Subaru Part # 22680AA170

MT and TURBO.

METER ASSEMBLY-AIR FLOW Mass Air Flow Sensor

Fits Legacy

Mass Air Flow Sensor
If the mass air flow sensor or MAF meter in your Subaru is failing, youll notice in addition to the check engine light that your engine may crank and not start, or that the engine speed surges at idle.