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Nissan Sentra B18 (2020-2025) Service Manual: Diagnosis and Repair Workflow

Work Flow

Work Flow

OVERALL SEQUENCE

  • Reference 1: Refer to CONSULT Function.

  • Reference 2: Refer to DTC Index.

  • Reference 3: Refer to Symptom Table.

DETAILED FLOW

  1. INTERVIEW AND SYMPTOM CONFIRMATION

    1. Check the malfunction symptoms by performing the following items:

      • Interview the customer to obtain the malfunction information (conditions and environment when the malfunction occurred).

      • Check the symptom.

    Is the occurred symptom a malfunction?

    YES>>

    GO TO 2.

    NO>>

    Inspection End.

  2. DIAGNOSIS WITH CONSULT

    1. CONSULT

      1. Select "Self Diagnosis Result" mode of “AVM”. Refer to CONSULT Function.

        Note:

        Skip to step 4 of the diagnosis procedure if “AVM” is not displayed.

      2. When DTC is detected, follow the instructions below:

        • Record DTC and Freeze Frame Data (FFD).

    Is DTC displayed?

    YES>>

    GO TO 3.

    NO>>

    GO TO 4.

  3. TROUBLE DIAGNOSIS FOR DTC

    1. CONSULT

      1. Check the DTC indicated in the “Self Diagnostic Result”.

      2. Perform the relevant diagnosis referring to the DTC Index. Refer to DTC Index.

    >>

    GO TO 5.

  4. TROUBLE DIAGNOSIS FOR SYMPTOMS

    1. Perform the relevant diagnosis referring to the diagnosis chart by symptom. Refer to Symptom Table.

    >>

    GO TO 5.

  5. ERROR PART REPAIR

    1. CONSULT

      1. Repair or replace the identified malfunctioning parts.

      2. Select “Self Diagnostic Result” mode of “AVM”.

        Note:

        Erase the stored self-diagnosis results after repairing or replacing the relevant components if any DTC has been indicated in the “Self Diagnostic Result”.

      3. Check that the symptom does not occur.

    Does the symptom occur?

    YES>>

    GO TO 1.

    NO>>

    Inspection End.

    Additional Service When Replacing Around View Monitor Control Unit
    Description Description BEFORE REPLACEMENT When replacing around view monitor control unit, save or print current Nissan Sentra vehicle specification with CONSULT configuration ...

    Other materials:

    Intelligent Key Button Operation Has Poor Range (one Key)
    Description Description Intelligent Key button operation has poor range. (One Intelligent Key has the symptom, other keys operate normally.) SYMPTOM TABLE (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NORMALLY) ...

    B2231-16 Battery Voltage
    Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detected condition ...

    Maintenance precautions
    When performing any inspection, servicing, or maintenance work on your Nissan Sentra, always exercise extreme care to avoid serious personal injury or accidental damage to the vehicle. Routine maintenance plays an important role in the long-term reliability, safety, and performance of the Niss ...