OCCUPANCY SENSOR
2016 – MX-5 – Body and Accessories
OCCUPANCY SENSOR
Purpose, Function
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The occupancy sensor detects weight on the seat area of the passenger’s seat cushion.
Construction
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The occupancy sensor is integrated with the passenger’s seat cushion.
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The occupancy sensor includes 5 pressure sensors.
Operation
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When an occupant sits (1) on the passenger’s seat, the pressure sensor turns on (contact point: Closed) (2).
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When the pressure sensor turns on, a ground circuit is established (3).
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When a ground circuit is established, the SAS control module detects (4) an occupant on the passenger’s seat.
NOTE:
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Among the eight pressure sensors, if one or more of sensors A and B are on (contact point: Closed), the SAS control module detects an occupant on the front passenger’s seat.
Fail-safe
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Not applicable