Nissan Sentra Service Manual: Starting system (with intelligent key)

Wiring diagram

Starting system (without intelligent key)

Other materials:

Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision. Information necessary to service the system ...

NISSAN Intelligent Key® (if so equipped)
Your vehicle can only be driven with the Intelligent Keys which are registered to your vehicle’s Intelligent Key components and NISSAN Vehicle Immobilizer System components. Never leave these keys in the vehicle. As many as 4 Intelligent Keys can be registered and used with one vehicle. The ...

Automatic door locks
All doors lock automatically when the vehicle speed reaches 15 MPH (24 km/h). All doors unlock automatically when the ignition is placed in the OFF position (models with Intelligent Key system) or when the key is removed from the ignition switch (models without Intelligent Key system) ...