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B18 Owner's 2020-2025 Sentra owner information B18 Service 2020-2025 Sentra Workshop manual B17 Owner's 2013-2019 Sentra owner documentation B17 Service 2013-2019 Sentra service information

Nissan Sentra B18 (2020-2025) Service Manual: Does Not Restart After the Idle Start/stop System Is Activated

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK SYMPTOM

    Check the symptoms.

    A start/stop indicator lamp turned on, and did an engine perform a stall at the time of restart from a idle start/stop system?

    YES >>

    GO TO 2.

    NO >>

    Refer to Symptom Table.

  2. CHECK START/STOP PROHIBIT CAUSE

    With CONSULT

    Select "Stop/Start engine stall cause data recorder" in "WORK SUPPORT" mode of "ENGINE" using CONSULT.

    Is the cause of the engine not starting recorded?

    YES >>

    Eliminate the cause and complete the inspection.

    NO >>

    GO TO 3.

  3. CHECK STARTER MOTOR OPERATION

    Check the starter motor operation when engine restart during idle start/stop system operation.

    Is the starter motor operated?

    YES >>

    Refer to Symptom Table.

    NO >>

    Perform “All DTC Reading” with CONSULT and perform trouble diagnosis for DTC indicated.

    Engine Control System
    Symptom Table Symptom Table SYSTEM — BASIC ENGINE CONTROL SYSTEM   SYMPTOM Reference page HARD/NO START/RESTART (EXCP. HA) ENGINE STALL HESITATION/SURGING/FLAT SPOT SPARK...
    Idle Start/stop System Inoperative
    Diagnosis Procedure Diagnosis Procedure Note: Check the idle start/stop system operation condition. Refer to System Description. CHECK START/STOP PROHIBIT CAUSE With CONSULT Sel...

    Other materials:

    Trip Reset Switch Signal Circuit
    Diagnosis Procedure Diagnosis Procedure CHECK TRIP RESET SWITCH SIGNAL Ignition switch ON. Check voltage between the following terminals of the trip reset switch harness con ...

    Forward-facing child restraint installation using the seat belts
    WARNING The three-point seat belt with Automatic Locking Retractor (ALR) must always be used when installing a child restraint in the Nissan Sentra. Failure to activate and use the ALR mode will prevent the child restraint from being properly secured. An unsecured or unstable restraint may tip ...

    Brake Fluid
    Draining Draining CAUTION: Before working, place the ignition switch in the OFF position and disconnect the harness connector from the ABS actuator and electric unit (control unit) or the negative battery terminal. Refer to Battery Disconnect ...