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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 117 (Engine Control System (DTC/Circuit Diagnosis) (VQ35DE) (Except Hybrid) (2 Of 3)) >> DTC/Circuit Diagnosis >> DTC P0603, P062F: ECM >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. PRECONDITIONING

    Perform the following procedure before performing DTC Confirmation Procedure.

    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 STEP 2  .

  2. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P062F

    1. Start engine and wait at least 10 seconds.
    2. Turn ignition switch OFF and wait at least 10 seconds.
    3. Repeat steps 1 and 2 for 4 times.
    4. Turn ignition switch ON.
    5. Erase DTC.
    6. Turn ignition switch OFF and wait at least 10 seconds.
    7. Start engine and wait at least 10 seconds.
    8. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES 

    Proceed to DIAGNOSIS PROCEDURE .

    NO 

    GO TO STEP 3  .

  3. PERFORM DTC CONFIRMATION PROCEDURE FOR DTC P0603

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON and wait at least 10 seconds.
    3. Turn ignition switch OFF and wait at least 5 minutes.
    4. Turn ignition switch ON and wait at least 10 seconds.
    5. Repeat steps 3 and 4 for 5 times.
    6. Turn ignition switch ON.
    7. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES 

    Proceed to DIAGNOSIS PROCEDURE .

    NO 

    INSPECTION END

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