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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 68 (Engine Controls Self-Diagnostics - Pathfinder & QX4) >> Diagnostic Tests >> DTC P0101: Mass Airflow Sensor - Range/Performance Problem >> DTC Confirmation Test Malfunction "A"

DTC Confirmation Test Malfunction "A"

WARNING: This page is about a different car, the 2002 Nissan Pathfinder and 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Perform DTC Confirmation Test "A" first. If 1st trip DTC cannot be confirmed, turn ignition off and wait at least 10 seconds before performing next DTC confirmation test.

Turn ignition on. Using CONSULT-II or equivalent scan tool, select DATA MONITOR mode. Start engine and warm to normal operating temperature. Run engine for at least 10 seconds at idle speed. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is not detected, turn ignition off, wait at least 10 seconds and go to appropriate DTC CONFIRMATION TEST "B".