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Caution

• When the seat weight sensor control module is replaced with a new one, perform the seat weight sensor calibration using the M‐MDS. (See SEAT WEIGHT SENSOR CALIBRATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM – US/CANADA SPEC.].)

1.Switch the ignition off.

2.Disconnect the negative battery terminal and wait for 1 min or more. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION [(US)].)

3.Remove the front passenger’s seat. (See FRONT SEAT REMOVAL/INSTALLATION [(US)].)

4.Disconnect the connectors.

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5.Remove the seat weight sensor control module from the bracket by lifting the tab in the direction of the arrow.

6.Install in the reverse order of removal.

7.Switch the ignition to ON.

8.Verify that the air bag system warning light illuminates for approx. 6 s and goes out.

• If the air bag/seat belt pre-tensioner system warning light does not operate normally, refer to the on-board diagnostic system (air bag system) and perform inspection of the system. (See DTC INSPECTION.)

9.Perform the seat weight sensor calibration (when removing/installing seat weight sensor control module). (See SEAT WEIGHT SENSOR CALIBRATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM – US/CANADA SPEC.].)