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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...

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