Nissan Sentra Service Manual: Symptom diagnosis

Nissan Sentra Service Manual / Body exterior, doors, roof & vehicle security / Security control system / Without intelligent key system / Symptom diagnosis

Nissan vehicle immobilizer systemnats symptoms

Symptom Table

Note:

Before performing the diagnosis in the following table, check вЂњSEC-171, "Work Flow"вЂќ.
Check that vehicle is under the condition shown in вЂњConditions of vehicleвЂќ before starting diagnosis, and check each symptom.
If the following symptoms are detected, check systems shown in the вЂњDiagnosis/service procedureвЂќ column in this order.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

Mechanical key is not inserted into key cylinder.

Symptom	Diagnosis/service procedure	Reference page
Security indicator does not turn ON or flash.	Check vehicle security indicator	SEC-190
Security indicator does not turn ON or flash.	Check Intermittent Incident	GI-39

Dtc/circuit diagnosis

Power supply and ground circuit Diagnosis Procedure Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description". Vehicle security indicator Description DTC DETECTION LOGIC NOTE: U ...

Removal and installation

Nats antenna amp Removal and installation REMOVAL Remove instrument finisher B. Refer to IP-14, "Exploded View". Using a suitable tool release the pawls on either side and remove the ...

Other materials:

Intake manifold runner control
INTAKE MANIFOLD RUNNER CONTROL : System Description SYSTEM DIAGRAM SYSTEM DESCRIPTION Intake manifold runner control valve has a valve portion in the intake passage of each cylinder. While idling and during low engine coolant temperature, the intake manifold runner control valve close ...

M&A branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the combination meter for damage, bend and loose connection (unit side and connector side). Is the inspection result nor ...

Chassis and body maintenance
In-cabin microfilter In-cabin microfilter : removal and installation REMOVAL Remove the in-cabin microfilter cover. CAUTION: Before removing the in-cabin microfilter cover, let the vehicle rest for at least 30 minutes. Release the filter cover tab (A), then pull the bottom of the in- ...