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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0102: Mass Air Flow Sensor Circuit Low Input Or DTC P0103: Mass Air Flow Sensor Circuit High Input >> DTC Confirmation Test (DTC P0103)
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DTC Confirmation Test (DTC P0103)

  1. Turn ignition switch on. Select DATA MONITOR.
  2. Wait at least 5 seconds. If DTC is detected, go to DIAGNOSTIC PROCEDURE  . If DTC is not detected, start engine and wait at least 5 seconds.
  3. If DTC is detected, go to DIAGNOSTIC PROCEDURE  . If DTC is not detected, system is okay at this time.
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