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: Engine cooling system
The engine cooling system is filled at the
factory with a pre-diluted mixture of 50%
Genuine NISSAN Long Life Antifreeze/
Coolant (blue) and 50% water to provide
year-round antifreeze and coolant protection.
The antifreeze solution contains rust
and corrosion inhibitors. Additional engine
cooling s ...
Turning the I-FCW system on/off
For vehicles with the 7 inch (18 cm) display
Perform the following steps to turn the
I-FCW system ON or OFF.
For vehicles with the 7 inch (18 cm) display.
1. Press thebutton until
"Settings" displays
in the vehicle information display.
Use the button to select "Driver
Assistance."
Then press the ...
Passenger compartment
Power moonroof (if so equipped)
Sun visors
Interior lights
HomeLink Universal Transceiver (if so
equipped)
Rearview mirror
Glove box
Cup holders
Console box
Rear armrest
Cup holders
Refer to the page number indicated in
parentheses for operating details.
Instrument panel
Vents
...