Seat Belt Warning System System Description

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Seat Belt. Land Cruiser. Urj200, 202 Grj200 Vdj200

  1. SEAT BELT WARNING SYSTEM DESCRIPTION

  1. FUNCTION OF MAIN COMPONENT

  1. SYSTEM OPERATION

Seat Belt Warning System -- System Description



SEAT BELT WARNING SYSTEM DESCRIPTION
If a seat belt is not fastened, this system flashes the seat belt warning light or sounds the seat belt warning buzzer (w/ Seat Belt Warning Buzzer) as a reminder.

  1. Driver side seat belt warning light:
    When the driver seat belt is not fastened with the ignition switch ON, the driver side seat belt warning light on the combination meter assembly comes on to inform the driver. The center airbag sensor assembly detects the driver seat belt status and sends signals to the combination meter assembly.

  2. Front passenger side seat belt warning light:
    When the front passenger seat belt is not fastened with the ignition switch ON and the front passenger seat occupied, the front passenger side seat belt warning light on the multi-media module receiver assembly*1 (clock assembly*2) blinks. The multi-media module receiver assembly*1 (clock assembly*2) displays the front passenger seat belt status and whether the front passenger seat is occupied.

    1. *1: w/ Navigation System
    2. *2: w/o Navigation System

  3. Seat belt warning buzzer (w/ Seat Belt Warning Buzzer):
    When the vehicle is driven at approximately 20 km/h (12.5 mph) or more while the driver or front passenger seat belt is not being fastened, the seat belt warning buzzer in the combination meter assembly sounds at an interval of 1.2 seconds for 30 seconds.
    After that, the seat belt warning buzzer in the combination meter assembly sounds at an interval of 0.4 seconds for 90 seconds.


FUNCTION OF MAIN COMPONENT
The following functions are available.

Components
Function
Front seat inner belt assembly LH*1, RH*2 (driver side buckle switch)
Informs center airbag sensor assembly of driver seat belt condition (fastened or unfastened)
Front seat inner belt assembly RH*1, LH*2 (passenger side buckle switch)
Informs combination meter assembly of front passenger seat belt condition (fastened or unfastened)
Occupant detection sensor
Informs combination meter assembly of front passenger seat condition (occupied or unoccupied)
Driver side seat belt warning light
If driver seat belt is unfastened and ignition switch ON, combination meter assembly flashes seat belt warning light of combination meter assembly as reminder
Front passenger side seat belt warning light
When front passenger seat is occupied and ignition switch ON, if front passenger seat belt is unfastened, combination meter assembly flashes seat belt warning light of multi-media module receiver assembly*3, (clock assembly*4) as reminder
Seat belt warning buzzer*5
If driver or front passenger seat belt is unfastened and ignition switch ON, combination meter assembly sounds buzzer as reminder
  1. *1: for LHD
  2. *2: for RHD
  3. *3: w/ Navigation System
  4. *4: w/o Navigation System
  5. *5: w/ Seat Belt Warning Buzzer

SYSTEM OPERATION

  1. Driver side seat belt warning light:

    1. When the driver seat belt is not fastened with the ignition switch ON, the driver side seat belt warning light on the combination meter assembly comes on to inform the driver. The center airbag sensor assembly detects the driver seat belt status and sends signals to the combination meter assembly using CAN.

  2. Front passenger side seat belt warning light:

    1. When the front passenger seat belt is not fastened with the ignition switch ON and the front passenger seat occupied, check that the front passenger side seat belt warning light on the multi-media module receiver assembly*1 (clock assembly*2) blinks. The combination meter assembly displays the front passenger seat belt status and whether the front passenger seat is occupied.

      1. *1: w/ Navigation System
      2. *2: w/o Navigation System