Seat Position Sensor: Installation

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL SEAT POSITION AIRBAG SENSOR
1. Check that the power switch is OFF.
2. Check that the cable is disconnected from the battery negative (-) terminal.
  CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  
  Fig 1: Identifying Seat Position Airbag Sensor And Seat Slide Position Sensor Protector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using a feeler gauge 1.0 mm (0 0393 in.), install the seat position sensor.
  NOTE:
  - If the seat position sensor has been dropped, or there are any cracks, dents or other defects in the case or connector, replace the seat position sensor with a new one.
  - When installing the seat position sensor, be careful that the SRS wiring does not interfere with other parts and that it is not pinched between other parts.
    
    Fig 2: Installing Seat Position Sensor Using Feeler Gauge
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  HINT:
  
  Be sure that the clearance between the seat position sensor and the seat rail is within 0 6 to 1.4 mm (0.0236 to 0.0551 in.).
4. Using a T30 "TORX" socket wrench, install the "TORX" screw to install the seat position sensor.
  Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf)
5. Make sure that the clearance between the seat position sensor and the seat rail is within 0.6 to 1.4 mm (0.0236 to 0.0551 in).
6. Check that there is no looseness in the installation parts of the seat position sensor.
7. Connect the connector.
8. Install the seat slide position sensor protector to the seat position sensor.
INSTALL FRONT SEAT ASSEMBLY LH
1. Install the front seat LH (see INSTALLATION ).
CHECK SRS WARNING LIGHT
1. Check the SRS warning light (see TERMINALS OF ECU ).