Nissan Altima (L32) 2007-2012 Service Manual: Light reminder warning chime
System Diagram
System Description
DESCRIPTION
With ignition switch in OFF or ACC position, driver door open, and lighting switch in 1ST or 2ND position, the light warning chime will sound.
• BCM detects ignition switch in OFF or ACC position, door switch LH ON, and lighting switch in 1ST or 2ND position. And then transmits buzzer output signal (light reminder warning chime) to combination meter with CAN communication line.
• When combination meter receives buzzer output signal (light reminder warning chime), it sounds the buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled
• Lighting switch is at 1st or 2nd position
• Ignition switch is at OFF or ACC
• Door switch LH is ON
WARNING CANCEL CONDITIONS
Warning is canceled if any of the following conditions is fulfilled.
• Lighting switch OFF
• Ignition switch ON
• Door switch LH is OFF
Component Parts Location
1. Combination meter M24
2. Combination switch (lighting switch) M28
3. Seat belt buckle switch LH B202
4. Door switch LH B8
5. BCM M16, M17, M18, M19 (view with instrument panel removed)
6. ABS actuator and electric unit (control unit) E26
7. Parking brake switch M73 (sedan with M/T or coupe) (view with center console removed)
8. Parking brake switch E35 (sedan with CVT) [view with instrument panel lower cover (LH) removed]
Component Description