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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2364 (Engine Control System - DTCS P0455 To P1421) >> DTC P1421 Cold Start Control >> DTC Confirmation Procedure >> With Consult-II

With Consult-II

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Select "DATA MONITOR" mode with CONSULT-II.
    Fig 1: Identifying CONSULT-II Display - DATA MONITOR
    G04900167Courtesy of NISSAN NORTH AMERICA, INC.
  4. Check that the "COOLAN TEMP/S" indication is between 4°C (39°F) and 36°C (97°F).

    If "COOLAN TEMP/S" indication is within the specified value, go to the following step.

    If "COOLANT TEMP/S" indication is out of the specified value, cool engine down or warm engine up and go to step  1.

  5. Start engine and let it idle for 5 minutes.
  6. If 1st trip DTC is detected, go to "DTC CONFIRMATION PROCEDURE ".