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Nissan Sentra B18 (2020-2025) Service Manual: Engine Can Not Start

Diagnosis Procedure

Diagnosis Procedure

DESCRIPTION

Engine does not start when push-button ignition switch is pressed.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

Door lock operation (remote keyless entry)

Door lock operation (request switch of front/rear/back door) or trunk/back door open operation (opener switch of trunk/back door panel)

Engine started with push-button ignition switch operation (registered Intelligent Key is within the detection area of inside key antenna)

Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch)

OK

OK

No start

No start

CONDITIONS OF Nissan Sentra Vehicle (OPERATING CONDITIONS)

“ENGINE START BY I-KEY” setting in “Work support” mode of “HANDS FREE MODULE” is ON.

DIAGNOSIS PROCEDURE

  1. CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE

    1. Check Intelligent Key system symptom table.

      Refer to Diagnosis Procedure.

    >>

    GO TO 2.

  2. PERFORM SELF DIAGNOSTIC RESULT

    1. CONSULT

      Select “Self Diagnostic Result” mode of all systems, and check if DTC is detected.

    Is DTC detected?

    YES>>

    Perform the trouble diagnosis for the detected DTC.

    NO>>

    GO TO 3.

  3. CHECK PUSH-BUTTON IGNITION SWITCH

    1. Check push-button ignition switch.

      Refer to Component Function Check.

    Is the inspection result normal?

    YES>>

    Inspection End.

    NO>>

    Check intermittent incident. Refer to Intermittent Incident.

    Intelligent Key System Symptoms
    Diagnosis Procedure Diagnosis Procedure Note: Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected. SYMPTOM...
    Engine Does Not Start When Intelligent Key Is Inside of Vehicle
    Diagnosis Procedure Diagnosis Procedure DESCRIPTION Engine does not start when push-button ignition switch is pressed while carrying Intelligent Key. Note: Before starting diagn...

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