LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1769 (Lighting System (Sedan)) >> Interior Room Lamp >> System Description >> Room Lamp Timer Operation >> Without Intelligent Key System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Without Intelligent Key System

WARNING: This page is about a different car, the 2006 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

When map lamp switch is in DOOR position, and when all conditions below are met, BCM performs timer control (maximum 30 seconds) for map lamp ON/OFF.

In addition, when spot turns ON or OFF there is gradual brightening or dimming over 1 second.

Power is supplied

Key is removed from ignition key cylinder (key switch OFF), power will not be supplied to BCM terminal 37. Ground is supplied

At the time that driver door is opened, BCM detects that driver door is unlocked. It determines that map lamp timer operation condition is met, and turns the map lamp ON for 30 seconds.

Key is in ignition key cylinder (key switch ON), Power is supplied

When key is removed from key switch (key switch OFF), power supply to BCM terminal 37 is terminated. BCM detects that key has been removed, determines that map lamp timer conditions are met, and turns the map lamp ON for 30 seconds.

When driver door opens --> closes, and the key is not inserted in the key switch (key switch OFF), BCM terminal 62 changes between 0V (door open) --> 12V (door closed). The BCM determines that conditions for map lamp operation is met, and turns the map lamp ON for 30 seconds.

Timer control is canceled under the following conditions.