Occupant Classification System Rezeroing

Set front passenger seat position as follows.
1. Install headrest to seat back.
2. Move seat assembly to full forward position locked (1).
3. Position seat back into upright position locked (2).
Fig 1: Setting Front Seat Positions
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Confirm that passenger seat assembly is not contacting other parts.
Connect scan tool to DLC with ignition switch OFF.
Turn ON ignition switch.
Select "Misc Test" mode on scan tool.
Perform "System rezero setting" on scan tool.
If it is not possible, adjust the installation condition of passenger seat assembly as follows.
1. Loosen passenger seat assembly mount bolts and move seat to back and forth.
2. Tighten passenger seat assembly mount bolts to specified torque referring to "FRONT SEAT REMOVAL AND INSTALLATION FOR H27 ENGINE MODEL ".
3. Take the passenger seat a few times.
4. Perform "System rezero setting" on scan tool. If it is not possible, repeat Step a) to d) a few times and if it is not possible yet, go to next step.
Remove passenger seat assembly and check that there is not foreign substance attached to mating surfaces of seat adjuster and vehicle floor panel.
Install passenger seat assembly and repeat Step 6).
Replace passenger seat adjuster including weight sensors and perform Step 6).
Confirm distortion of passenger seat assembly installation portion of vehicle floor panel.