Basically this means that there is a problem with the Mass Air Flow (MAF) sensor or circuit. The PCM detects that the actual MAF sensor frequency signal is not within a predetermined range of the calculated MAF value for more than 4.0 seconds.
what is fault code P0102 in a Chevy Tahoe?
inefficient catalyst
Igniton System or Misfire
Trouble code P0101 means:Mass or volume circuit range performance problem
Trouble code P0101 means:Mass or volume circuit range performance problem
Left front tire pressure monitor fault signal.
Trouble code P0101 means:Mass or volume circuit range performance problem
Trouble code P0101 means: MAF Sensor Signal Range/Performance
Trouble code P0304 means: Cylinder 4 Misfire Detected
Trouble code P0170 means: Fuel Trim (Bank 1)
Trouble code P0446 means: EVAP Vent System Performance
Trouble code P1345 means: Camshaft To Crankshaft Position Correlation Fault