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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (2 Of 4)) >> DTC/Circuit Diagnosis >> DTC P0340: CMP Sensor >> DTC Description >> PR25DD engine >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. PRECONDITIONING 

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    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 10.5 V with ignition switch ON.

    GO TO 2.

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

      If engine does not start, crank engine for at least 2 seconds.

    2. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES

    Proceed to DTC Diagnosis Procedure 

    NO

    GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE-2 
    1. Maintaining engine speed at more than 800 rpm for at least 5 seconds.
    2. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES

    Proceed to DTC Diagnosis Procedure 

    NO

    INSPECTION END

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