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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0104: Mass Or Volume Air Flow A Circuit Intermittent/Erratic

DTC P0104: Mass Or Volume Air Flow A Circuit Intermittent/Erratic

WARNING: This page is about a different variant/trim than selected.
P0104 - MASS OR VOLUME AIR FLOW A CIRCUIT INTERMITTENT/ERRATIC

Description:  A concern exists in the mass air flow (MAF) sensor A circuit, or the air tube containing the sensor, causing an incorrect air flow reading.
Possible Causes: 
  • Intermittent circuit A open or short
  • Air leaks in the tube from the MAF to the throttle body
Diagnostic Aids:  Verify the integrity of the MAF sensor circuit A for an intermittent concern. Check the MAF sensor tube for air leaks.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All - - GO to PINPOINT TEST DC .