Nissan Altima (L32) 2007-2012 Service Manual: The seat belt warning continues sounding, or does not
sound
Description
• Seat belt warning does not sound even though driver seat belt is not
fastened.
• Seat belt warning sounds even though driver seat belt is fastened.
Diagnosis Procedure
1. CHECK WARNING CHIME OPERATION
With the driver door open, turn lighting switch to 1st or 2nd position.
Does warning chime sound?
YES >> GO TO 2
NO >> Replace combination meter. Refer to MWI-176, "Removal and
Installation".
2. CHECK SEAT BELT WARNING LAMP
1. Turn ignition switch ON.
2. Check the operation of the seat belt warning lamp in the combination meter.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".
NO >> GO TO 3
3. CHECK SEAT BELT BUCKLE SWITCH CIRCUIT
Perform inspection of the seat belt buckle switch circuit. Refer to WCS-20,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4. CHECK SEAT BELT BUCKLE SWITCH UNIT
Perform a unit inspection for the seat belt buckle switch. Refer to WCS-21,
"Component Inspection".
Is the inspection result normal?
YES >> Replace the combination meter. Refer to MWI-176, "Removal and
Installation".
NO >> Replace the seat belt buckle switch LH.
Description
Light reminder warning does not sound even though headlamp is illuminated.
Diagnosis Procedure
1. CHECK COMBINATION SWITCH (LIGHT SWITCH) OPERATION
Check that the headlamps operate n ...
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 alon ...
Other materials: Front manual seat adjustment
(if so equipped)
Your vehicle seats can be adjusted manually.
For additional information about adjusting
the seats, refer to the steps outlined
in this section.
WARNING
Before driving the vehicle, return the
seatback to an upright seating position
after manually releasing it. Also, make
sure the seat is locked in p ...
Settings
The setting mode allows you to change the
information displayed in the vehicle information
display. It also allows you to change
vehicle functions:
VDC
Driver Assistance
Clock
Meter Settings
Vehicle Settings
Maintenance
Alarm
Tire Pressures
Unit
Language
Factory Reset
VDC
The VDC Settin ...
Vehicle information display - 5 inch (13 cm) Type A (if so equipped)
The vehicle information display is located
to the left of the speedometer. It displays
such items as:
Vehicle settings
Indicators and warnings
Information/warning messages
Tire pressure information
Drive computer information
Cruise control system information
Driving Aids (if so equipped)
N ...