Electrical Specification

Fig 1: Identifying Security System Connector Terminal

Courtesy of SUBARU OF AMERICA, INC.

MEASURING CONDITIONS

Remarks	Terminal No.	Measuring conditions
Ignition switch	A1 (INPUT)	Battery voltage is present when ignition switch is turned to ON.
Door key cylinder switch	A3	0 V is present when door key cylinder is moved to LOCK side.
Keyless entry control module	A9 (INPUT)	Communication line (Cannot be measured because of digital signal)
Door key cylinder switch	A12	0 V is present when door key cylinder is moved to UNLOCK side.
Trunk lid switch or rear gate latch switch	A17 (INPUT)	0 V is present when the trunk lid or rear gate is opened.
Rear door switch RH	A18 (INPUT)	0 V is present when the rear door RH is opened.
Front door switch LH	A19 (INPUT)	0 V is present when the front door LH is opened.
Rear door switch LH	A31 (INPUT)	0 V is present when the rear door LH is opened.
Front door switch RH	A32	0 V is present when the front door RH is opened.
Security indicator light	A33(INPUT)	Battery voltage is present when the alarm operation is activated.
Horn relay	B11 (OUTPUT)	Battery voltage is present when the alarm operation is activated.
Turn signal & hazard circuit	B12 (OUTPUT)	Battery voltage is present when the alarm operation is activated.
Ground	B22	0 V is constantly present.
Power supply	C2	Battery voltage is constantly present.
Impact sensor	C5	When not applying vibration to impact sensor, it repeat the 0 V and battery voltage in every 45 milliseconds.
Ground	C8	0 V is constantly present.
Ground	C9	0 V is constantly present.