Nissan Sentra Owners Manual: Warning signals
To help prevent the vehicle from moving unexpectedly by erroneous operation of the Intelligent Key or to help prevent the vehicle from being stolen, a chime or buzzer sounds from inside and outside the vehicle and a warning light comes on in the instrument panel.
When a chime or beep sounds or the warning light comes on, be sure to check the vehicle and the Intelligent Key.
Audible reminder and warning when locking the doors
When the chime or buzzer sounds from inside and outside the vehicle, check for the following:
- The ignition switch is placed in the LOCK position.
- The Intelligent Key is not left inside the vehicle.
- The shift lever is in the P (Park) position.
Audible reminder and warning when the engine stops
When the P position selecting warning light
(
) in the instrument panel
blinks in red:
- Make sure the shift lever is in the P (Park) position.
When the chime sounds intermittently:
- Make sure the shift lever is in the P (Park) position and the ignition switch is placed in the LOCK position.
If the chime sounds continuously when the driver’s door is opened, check the following:
- The shift lever is placed in the P (Park) position and the ignition switch is placed in the LOCK position.
- The warning chime may stop when one of the following is performed:
- Returning the ignition switch to the LOCK position.
- Closing the doors.
Alarm and warning when the engine starts
When the Intelligent Key system warning light
( 
) blinks red and the outside
buzzer
sounds, make sure the Intelligent Key is inside the
vehicle.
Warning for low battery power
When the Intelligent Key battery is low, the Intelligent
Key system warning light (
) will
blink
green for about 30 seconds after the ignition
switch is placed in the ON position. This warning
is to let you know that the battery of the Intelligent
Key will run down soon. Replace it with a new
one. Refer to “Battery replacement” in the “Maintenance
and do-it-yourself” section.
NISSAN recommends replacing the battery at a NISSAN dealer.
Preventing the Intelligent Key from being left in the vehicle
If you lock all doors using the power door lock switch with the Intelligent Key in the vehicle, all of the doors unlock immediately and the buzzer will warn you when the door is closed.
Warning lights and audible reminders
The Intelligent Key is equipped with a function
that is designed to minimize improper operations
and to help prevent the vehicle from being stolen.
The warning buzzer sounds and the warning light ...
Troubleshooting guide
Symptom
Possible Cause
When pushing the ignition switch to stop
the engine
The P (Park) warning light in the instrument
panel illuminates and the inside chime
...
Other materials:
Component parts
Component parts location
Bcm (view with instrument panel removed)
Ipdm e/r (rear window defogger relay)
A/c auto amp. (View with a/c switch
assembly removed)
A/C switch assembly (rear window defogger
switch) (with auto A/C)
A/c switch assembly (rear window
defogger switch) (wit ...
Precautions on cruise control
ACCEL/RES switch
COAST/SET switch
CANCEL switch
ON·OFF switch
If the cruise control system malfunctions, it
cancels automatically. The CRUISE indicator
light in the instrument panel then blinks to
warn the driver, see “Warnings/Indicator
Lights and Audible Reminders” ...
Abs branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the abs actuator and electric unit
(control unit) for damage, bend
and loose connection (unit side and connector side).
...
