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Home >> Nissan-Datsun >> 2009 >> Sentra Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0133 (MR20DE-CALIFORNIA) >> DTC P0101 MAF Sensor >> Overall Function Check >> Procedure For Malfunction B >> With GST

With GST

  1. Start engine and warm it up to normal operating temperature.
  2. Select Service $01 with GST.
  3. Check the mass air flow sensor signal with Service $01.
  4. Check for linear mass air flow sensor signal value rise in response to increases to about 4, 000 RPM in engine speed.
  5. If NG, go to "DIAGNOSIS PROCEDURE ".
    Fig 1: Display Screen Of MAF
    G04874959Courtesy of NISSAN MOTOR CO., U.S.A.
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