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Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 245 (Hybrid Motor System (Diagnostic Trouble Codes (DTCS) P2122-P31FF And Circuit Diagnosis) (Hybrid)) >> DTC / Circuit Diagnosis >> DTC P2127, P2128: App Sensor >> DTC Description >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK DTC PRIORITY

    If DTC P2127 or P2128 is displayed with DTC P3157, first perform the confirmation procedure (trouble diagnosis) for DTC P3157.

    Is applicable DTC detected?

    YES 

    Perform diagnosis of applicable. Refer to DTC INDEX .

    NO 

    GO TO STEP 2  .

  2. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

    TESTING CONDITION: 

    Before performing the following procedure, confirm that battery voltage is 8 V or more at idle. 

    GO TO STEP 3  .

  3. DTC CONFIRMATION PROCEDURE

    1. Turn ignition switch ON and wait at least 1 seconds.
    2. Check DTC.

    Is DTC detected?

    YES 

    Proceed to DIAGNOSIS PROCEDURE .

    NO - 1 

    To check malfunction symptom before repair: Refer to INTERMITTENT INCIDENT .

    NO - 2 

    Confirmation after repair: INSPECTION END

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