Nissan Sentra B18 (2020-2025) Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Security Control System :: Intelligent Key System / Symptom Diagnosis / Engine Can Not Start

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

CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE
1. Check Intelligent Key system symptom table.
  
  Refer to Diagnosis Procedure.
>>
GO TO 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.
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

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 Engine Does Not Start When Intelligent Key Is Inside of Vehicle

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