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Home › Nissan-Datsun › 2004 › Sentra SE-R › Repair and Diagnosis › External Pages › Different car › Section 1057 (Engine Control System) › DTC P1279, P1289: A/F Sensor 1 › DTC Confirmation Procedure › Testing Condition: › With CONSULT-II

With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Start engine and let it idle for 1 minute.
  4. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  .
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