Unit Body

Fig 1: Identifying Module I/O Signal Connector Terminals - Unit Body

Courtesy of SUBARU OF AMERICA, INC.

*: Navigation model

• Power supply and speaker output terminal

  Terminal No.	Contents	Measuring condition	Measured value
  (i85) No. 1	FRONT-RH (+)	-	-
  (i85) No. 2	FRONT-LH (+)	-	-
  (i85) No. 3 ←→ Chassis ground	ACC	ACC ON	11 - 15 V
  (i85) No. 4 ←→ Chassis ground	+B	Always	11 - 15 V
  (i85) No. 5	FRONT-RH (-)	-	-
  (i85) No. 6	FRONT-LH (-)	-	-
  (i85) No. 7 ←→ Chassis ground	GND	Always	0 V
  (i85) No. 8	ANTENNA-ON	-	-
  (i85) No. 9	N.C.	-	-
  (i85) No. 10	ILLUMI (+)	-	-
  (i131) No. 1	REAR-RH (+)/N.C.(1)	-	-
  (i131) No. 2	REAR-LH (+)/INT+(1)	-	-
  (i131) No. 3	REAR-RH (-)/N.C.(1)	-	-
  (i131) No. 4	N.C./SLD2(1)	-	-
  (i131) No. 5	ILLUMI (-)	-	-
  (i131) No. 6	REAR-LH (-)/INT (-)(1)	-	-
  (1) Model with power amplifier

• Satellite switch and AUX input terminal for microphone, etc.

  Terminal No.	Contents	Measuring condition	Measured value
  (i87) No. 1	N.C.	-	-
  (i87) No. 2	{REV}	-	-
  (i87) No. 3	BRIGHT	-	-
  (i87) No. 4	MACC	-	-
  (i87) No. 5	MIC (+)	-	-
  (i87) No. 6	MIC-DET	-	-
  (i87) No. 7	N.C./TX1+ (for AMP communication)(1)	-	-
  (i87) No. 8	N.C./TX1- (for AMP communication)(1)	-	-
  (i87) No. 9	N.C.	-	-
  (i87) No. 10	N.C.	-	-
  (i87) No. 11	N.C.	-	-
  (i87) No. 12	N.C.	-	-
  (i87) No. 13	N.C.	-	-
  (i87) No. 14	N.C.	-	-
  (i87) No. 15 ←→ Chassis ground	{PKB}	At parking ON	1 V or less
  (i87) No. 16	N.C./MUTE(1)	-	-
  (i87) No. 17 ←→ Chassis ground	{SPD}	When the tire is rotating	Pulse signal
  (i87) No. 18	N.C.	-	-
  (i87) No. 19	MIC (-)	-	-
  (i87) No. 20	N.C.	-	-
  (i87) No. 21	SW1	-	-
  (i87) No. 22	SW2	-	-
  (i87) No. 23	SWG	-	-
  (i87) No. 24	N.C.	-	-
  (i87) No. 25	AUX-DET	-	-
  (i87) No. 26	AUX-R (+)	-	-
  (i87) No. 27	AUX-LR (-)	-	-
  (i87) No. 28	AUX-L (+)	-	-
  (1) Model with power amplifier

• Rearview camera