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Home >> Infiniti >> 2012 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0300 To P1212 (For MEXICO) >> DTC P0550: PSP Sensor >> DTC Logic >> DTC Confirmation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Confirmation Procedure

  1. PRECONDITIONING
    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.

      : GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE
    1. Start engine and let it idle for at least 5 seconds.
    2. Check 1st trip DTC.

      Is 1st trip DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END