A/C Control Panel Inputs and Outputs

Fig 1: Identifying A/C Control Panel Connector Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

CONNECTOR A

A/C CONTROL PANEL CONNECTOR REFERENCE (CONNECTOR A)

Cavity	Wire color	Signal
1	BLK	GROUND (G 504)	INPUT
2	RED/BLK	ILLUMK+)	INPUT
3	WHT/GRN	SENSOR COMMON GROUND	INPUT
4	BLU	A/C PRESSURE SWITCH	INPUT
5	GRN/WHT	FRESH	INPUT
6	LT GRN/RED	RECIRCULATE	INPUT
7	PNK/BLK	FRONT AIR MIX POTENTIAL	OUTPUT
8	BLU/RED	FRONT BLOWER FEEDBACK	INPUT
9	BLU/YEL	FRONT POWER TRANSISTOR CONTROL	OUTPUT
10	LT BLU	A/C SIGNAL	INPUT
11	BLK/YEL	IG2 (Power)	INPUT
12	RED	ILLUMI(-)	OUTPUT
13	GRY	CONTROL MOTOR COMMON POTENTIAL +5 V	OUTPUT
14	BRN	EVAPORATOR TEMPERATURE SENSOR	OUTPUT
15	YEL/GRN	FRONT MODE 4	OUTPUT
16	WHT/BLU	FRONT MODE 3	OUTPUT
17	RED/BLU	FRONT MODE 2	OUTPUT
18	RED/YEL	FRONT MODE 1	OUTPUT
19	YEL/RED	FRONT MODE VENT	OUTPUT
20	YEL/BLU	FRONT MODE DEF	OUTPUT
21	GRN/BLK	FRONT AIR MIX COOL	OUTPUT
22	PNK/BLU	FRONT AIR MIX HOT	OUTPUT

CONNECTOR B

A/C CONTROL PANEL CONNECTOR REFERENCE (CONNECTOR B)

Cavity	Wire color	Signal
1	BLU/YEL	REAR POWER TRANSISTOR CONTROL	OUTPUT
2	BLU/RED	REAR BLOWER FEEDBACK	INPUT
3	PNK/BLK	REAR AIR MIX POTENTIAL	OUTPUT
4	GRN	COMMUNICATION LINE	INPUT/OUTPUT
10	RED/YEL	REAR MODE POTENTIAL	OUTPUT
11	PNK/BLU	REAR AIR MIX HOT	OUTPUT
12	GRN/BLK	REAR AIR MIX COOL	OUTPUT
13	YEL/BLU	REAR MODE DEF	OUTPUT
14	YEL/RED	REAR MODE VENT	OUTPUT