HandsFreeLink Control Unit 28P Connector (without navigation)

Fig 1: Identifying Handsfreelink Control Unit 28P Connector (Without Navigation)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

CONNECTOR TERMINAL WIRE COLOR REFERENCE

Cavity	Wire Color	Terminal Name	Connect to
1	BLK	GND	Body ground to G501
2	GRY	HFL STRG SW	HFL switch
3	PUR	HFL MUTE	Audio unit
4	PNK	GA-NET BUS+	Audio unit, XM receiver, USB adapter unit
5	BLU	GA-NET BUS-	Audio unit, XM receiver, USB adapter unit
9	GRN	AUDIO R+	Audio unit, XM receiver, USB adapter unit
10	BLK	AUDIO L+	Audio unit, XM receiver, USB adapter unit
11	BRN	TELM SIG+	Audio unit
12	GRY(1)	MIC SH	Shield for terminals No 13 and No 14
13	PNK	MIC+	HFL microphone (roof console)
14	BLU	MIC-	HFL microphone (roof console)
15	WHT	+B	No 15 (10 A) fuse in the under-hood fuse/relay box
16	PUR	ACC	No 18 (7 5 A) fuse in the driver's under-dash fuse/relay box
17	BLU	B-CAN LO	B-CAN communication bus line
18	PNK	B-CAN HI	B-CAN communication bus line
19	GRY(1)	GA-NET BUS SH	Shield for terminals No 4 and No 5
22	GRY(1)	AUDIO SH	Shield for terminals No 9, No 10, No 23, and No 24
23	WHT	AUDIO R-	Audio unit, XM receiver, USB adapter unit
24	RED	AUDIO L-	Audio unit, XM receiver, USB adapter unit
25	YEL	TELM SIG-	Audio unit
26	GRY(1)	TELM SIG SH	Shield for terminals No 11 and No 25
(1) The shielded wires have a heat-shrink tube insulating the outside of the wire The color of the insulating tube, typically black or dark gray, may not match the color of the wire listed on the schematic