Nissan Sentra Service Manual: System
Warning chime system
Warning chime system : system diagram

Warning chime system : system description
Description
- The buzzer for warning chime system is installed in the combination
meter.
- The buzzer sounds when the combination meter receives a buzzer output
signal from the bcm.
- The bcm receives signals from various units and transmits a buzzer
output signal to the combination meter
with can communication line if it judges that the warning buzzer should be
activated.
Light reminder warning chime
Light reminder warning chime : system diagram

Light reminder warning chime : system description
Description
With ignition switch in OFF or ACC position, driver door open, and lighting
switch in parking lamp or headlamp
position, the light warning chime will sound.
- Bcm detects ignition switch in off or acc position, front door switch lh
on, and lighting switch in parking
lamp or headlamp 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 in parking lamp or headlamp position
- Ignition switch is in off or acc
- Front 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
- Front door switch LH is OFF
Seat belt warning chime
SEAT BELT WARNING CHIME : System Diagram

Seat belt warning chime : system description
Description
With ignition switch turned on and driver seat belt unfastened, seat belt
warning chime will sound for approximately
6 seconds.
- Bcm receives seat belt buckle switch signal from combination meter with
can communication line.
- Bcm detects ignition switch turned on and seat belt buckle switch lh on,
and then transmits buzzer output
signal (seat belt warning chime) to combination meter with can communication
line.
- When combination meter receives buzzer output signal (seat belt warning
chime), it sounds the buzzer.
Warning operation conditions
If all of the following conditions are fulfilled
- Ignition switch offƒ¸on
- Seat belt buckle switch lh is on (driver seat belt not fastened)
Warning cancel conditions
Cancels the warning if any of the following conditions is fulfilled.
- Ignition switch OFF
- Seat belt buckleSeat belt buckle switch lh is off (driver seat belt
fastened)
Key warning chime (without intelligent key)
Key warning chime (without intelligent key) : system diagram

Key warning chime (without intelligent key) : system description
With the key inserted into the key switch, and the ignition switch in the OFF
or ACC position, when driver's
door is opened, the warning chime will sound.
- BCM detects key inserted into the ignition switch, and sends key warning
signal to combination meter with
CAN communication line.
- When combination meter receives key warning signal, it sounds warning
chime.
Parking brake release warning chime
Parking brake release warning chime : system diagram

Parking brake release warning chime : system description
Description
- The combination meter receives the vehicle speed signal from the abs
actuator and electric unit (control
unit) via can communication line.
- The combination meter judges whether the parking brake is released using
the parking brake switch signal
from the parking brake switch, and sounds the warning buzzer if necessary.
Warning operation conditions
If all of the following conditions are fulfilled:
- Vehicle speed is approximately 7 km/h (4.3 MPH) or higher
- Parking brake switch on
Warning cancel conditions
Warning is canceled if any of the following conditions are fulfilled:
- Vehicle speed is approximately 3 km/h (1.9 MPH) or less
- Parking brake switch off
Component parts location
Combination meter
Combination switch (lighting and turn
signal switch)
Key switch (without intelligent key system)
Push-button ignition switch (with intelligent
...
Consult function (meter/m&a)
Application items
Consult can perform the following diagnosis modes via can communication and
the combination meter.
Self diag result
Refer to mwi-26, " ...
Other materials:
Starting system (with intelligent key)
Wiring Diagram
...
Steering knuckle
Exploded View
Steering knuckle
Splash guard
Wheel stud
Wheel hub and bearing
Disc brake rotor
Wheel hub lock nut
Nut retainer
Cotter pin
Removal and Installation
REMOVAL
Remove the wheel and tire using power tool. Refer to WT-47, "Exploded
View".
Remove ...
Precaution
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 injur ...
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