S Nissan Sentra Manuals Library
Factory-style information for owners and repair work

Nissan Sentra techinfo

Find Nissan Sentra owner information, maintenance instructions, technical references, service procedures and useful repair pages in one clean online library.

Quick access Sentra Docs
OwnerUse, safety, controls ServiceRepair procedures PopularMost viewed pages LatestNew manual pages

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 TABL ...

    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 ...

    Other materials:

    Traffic Sign Recognition (TSR)
    The Traffic Sign Recognition (TSR) system in the Nissan Sentra provides the driver with information about the most recently detected speed limit and certain traffic signs. The system captures road sign data using the multi-sensing front camera unit (A), which is mounted on the windshield i ...

    Precautions
    Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner" The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”, used along with a front seat belt, helps to reduce the risk or severity of injur ...

    B2e1b Automatic Ecall
    Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition ...