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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1184 (Engine Control System - DTCS P0643 To P2A03 (VQ40DE)) >> DTC P2127, P2128: App Sensor >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next step.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION: 

Before performing the following procedure, confirm that battery voltage is more than 10V at idle  .

  1. Start engine and let it idle for 1 second.
  2. Check DTC.
  3. If DTC is detected, go to "DIAGNOSIS PROCEDURE ".