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Home >> Nissan-Datsun >> 2003 >> Frontier Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 401 (Engine Control System - KA24DE) >> DTC P0172: Fuel Injection System Function >> Component Inspection >> Mass Air Flow Sensor >> With GST

With GST

WARNING: This page is about a different car, the 2004 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.
  1. Start engine and warm it up to normal operating temperature.
  2. Check mass air flow sensor signal in MODE 1 with GST.

    At idling : 0.9 - 5.8 g.m/sec 

    At 2,500 RPM : 7.5 - 13.2 g.m/sec 

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