ACC Unit Connector for Inputs and Outputs

ACC Unit 20P Connector Inputs and Outputs

Courtesy of HONDA, U.S.A., INC.

Terminal number	Wire color	Terminal name	Description	Signal
1	Not used	Not used	---	---
2	LT BLU	F-CAN B_H	F-CAN B communication (high) circuit	---
3	Not used	Not used	---	---
4	PUR	F-CAN C_H	F-CAN C communication (high) circuit	---
5	BLK	GND	Ground circuit for the ACC unit	Less than 0.2 V at all times
6	PUR	ACC CAN-H	ACC CAN communication (high) circuit	---
7	Not used	Not used	---	---
8	GRN	BRK DIAG	Brake light relay diagnosis	ACC brake operated or brake pedal pressed: Battery voltage
9	Not used	Not used	---	---
10	PUR	+B BACK UP	Power supply for backup memory	Battery voltage at all time
11	GRY	BRK LAMP	Drives the brake light relay	Vehicle in ON mode: Battery voltage Vehicle in OFF (LOCK) mode: About 0 V
12	Not used	Not used	---	---
13	GRY	F-CAN B_L	F-CAN B communication (low) circuit	---
14	BLK	GND	Ground circuit for the ACC unit	Less than 0.2 V at all times
15	PNK	F-CAN C_L	F-CAN C communication (low) circuit	---
16	BLK	GND	Ground circuit for the ACC unit	Less than 0.2 V at all times
17	LT GRN	ACC CAN-L	ACC CAN communication (low) circuit	---
18	Not used	Not used	---	---
19	WHT	IG1 DR2	Power supply for the ACC unit	Vehicle in ON mode: Battery voltage Vehicle in OFF (LOCK) mode: About 0 V
20	Not used	Not used	---	---

Millimeter Wave Radar 5P Connector Inputs and Outputs

Courtesy of HONDA, U.S.A., INC.

Terminal number	Wire color	Terminal name	Description	Signal
1	Not used	Not used	---	---
2	BLK	GND	Ground circuit for the millimeter wave radar	Less than 0.2 V at all times
3	LT GRN	ACC CAN-L	ACC CAN communication (low) circuit	---
4	PUR	ACC CAN-H	ACC CAN communication (high) circuit	---
5	WHT	IG1 DR2	Power supply for the millimeter wave radar	Vehicle in ON mode: Battery voltage Vehicle in OFF (LOCK) mode: About 0 V