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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Engine Control System - DTC) >> DTC P0171, P0174: Fuel Injection System Function >> Diagnostic Procedure >> 6. Check Mass Air Flow Sensor >> With CONSULT-II

With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install all removed parts.
  2. Check "MASS AIR FLOW" in "DATA MONITOR" mode with CONSULT-II.
    1. 2.0 - 6.0 g.m/sec: at idling 
    2. 7.0 - 20.0 g.m/sec: at 2,500 RPM 
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