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Home >> Infiniti >> 2003 >> G35 2D Coupe, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls System - DTCS U1000 Through P0159 - Coupe >> 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 "MODE 1" with GST.
  3. Check the mass air flow sensor signal with "MODE 1".
  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 "DIAGNOSTIC PROCEDURE ".
    Fig 1: GST Display
    G03582980Courtesy of NISSAN MOTOR CO., U.S.A.
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