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Home >> Nissan-Datsun >> 2007 >> Sentra SE-R >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Body, Lock & Security System >> Intelligent Key System >> System Description >> Engine Start Function >> Notes
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Engine Start Function: Notes

When the registered Intelligent Key is carried, the engine can be started without inserting the key.

Fig 1: Engine Start Function - System Diagram
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When ignition knob switch is ON (press ignition switch), Intelligent Key unit searches Intelligent Key in the vehicle using inside key antenna.

When Intelligent Key is inside the vehicle, it performs the following operation.

When ignition switch turns to START position, BCM sends starter request signal to IPDM E/R. Then, engine starts.

Even if Intelligent Key battery runs down, Intelligent Key unit can start engine with mechanical key built into Intelligent Key. For details, refer to "NATS (NISSAN ANTI-THEFT SYSTEM) ".

All of the originally supplied Intelligent Key IDs have been registered in Intelligent Key system. If requested by the vehicle owner, a maximum of four Intelligent Key IDs can be registered into the Intelligent Key system components.