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Home >> Subaru >> 2017 >> WRX Base >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Occupant Detection System (Diagnostics) >> Control Module I/O Signal >> Electrical Specification

Electrical Specification

CAUTION: Never remove the occupant detection control module, occupant detection sensor or seat frame because they are integrated into one unit.
Fig 1: Control Module I/O Signal Connector Terminal
G08316438Courtesy of SUBARU OF AMERICA, INC.
Terminal No. Terminal name Input/Output value Note
1 Airbag control module communication (FSR+) - Communication line
2 Not used - -
3 Not used - -
4 Buckle switch - (BER-) 0 V Switch ground
5 Not used - -
6 IG power supply (IG) 8 - 16 V When ignition SW is ON
7 Not used - -
8 Buckle switch + (BER+) 0 - IG voltage Ignition voltage when the switch is ON
9 Airbag CM communication (FSR-) 0 V GND
10 Not used - -