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Home >> Nissan-Datsun >> 2013 >> Sentra S, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (Security Control System (Without Intelligent Key System)) >> System Description >> Component Parts >> NISSAN Vehicle Immobilizer System-NATS >> Component Description
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Component Description

WARNING: This page is about a different car, the 2017 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Item Function
BCM Verifies the received signal from the ignition key ID, then informs ECM whether to allow engine start.
Transmission range switch (CVT models) Detects whether the shift lever is in park.
Clutch interlock switch (M/T models) Detects whether the clutch pedal is depressed.
Dongle unit (Canada only) Sends ID verification signal to the BCM.
Starter relay Supplies battery voltage to the starter motor when enabled.
NATS antenna amp. Detects the ignition key presence in the ignition key cylinder.
Security indicator Indicates the status of the security system.
IPDM E/R Supplies battery voltage from integrated starter control relay to the starter motor.