Climate Control Unit Inputs and Outputs

Fig 1: Identifying Climate Control Unit 30P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

CONNECTOR TERMINALS REFERENCE

Cavity	Wire color	Signal
1	BLU	A/C PRESSURE SWITCH	INPUT
2	RED/YEL	FRONT MODE 1	OUTPUT
3	RED/BLU	FRONT MODE 2	OUTPUT
4	WHT/BLU	FRONT MODE 3	OUTPUT
5	YEL/GRN	FRONT MODE 4	OUTPUT
6(1)	GRN/BLK	NAVIGATION UNIT	OUTPUT
7	LT BLU	A/C SIGNAL	INPUT
8	YEL/RED	FRONT MODE VENT	OUTPUT
9	YEL/BLU	FRONT MODE DEF	OUTPUT
10	GRN/BLK	DRIVER'S AIR MIX COOL	OUTPUT
11	PNK/BLU	DRIVER'S AIR MIX HOT	OUTPUT
12	YEL/BLK	PASSENGER'S AIR MIX COOL	OUTPUT
13	LTGRN	PASSENGER'S AIR MIX HOT	OUTPUT
14	BLK/YEL	IG2 (Power)	INPUT
15	LTGRN/RED	RECIRCULATE	INPUT
16	GRN/WHT	FRESH	INPUT
17(1)	YEL/GRN	NAVIGATION UNIT	OUTPUT
18	PUR	IN-CAR TEMPERATURE SENSOR	OUTPUT
19	PNK	OUTSIDE AIR TEMPERATURE SENSOR	OUTPUT
20	ORN	SUNLIGHT SENSOR	OUTPUT
21	BRN	EVAPORATOR TEMPERATURE SENSOR	OUTPUT
22	GRY	FRONT AIR MIX POTENTIAL +5 V	OUTPUT
23	GRN	COMMUNICATION LINE	INPUT/OUTPUT
24(1)	RED/BLU	NAVIGATION UNIT	INPUT
25	YEL	PASSENGER'S AIR MIX POTENTIAL	OUTPUT
26	PNK/BLK	DRIVER'S AIR MIX POTENTIAL	OUTPUT
27	BLU/RED	FRONT BLOWER FEEDBACK	INPUT
28	BLU/YEL	FRONT POWER TRANSISTOR CONTROL	OUTPUT
29	WHT/GRN	SENSOR COMMON GROUND	INPUT
30	BLK	GROUND (G504)	INPUT
* 2: With rear climate control
(1) With navigation system

Fig 2: Identifying Rear Climate Control Unit 22P Connector

Courtesy of AMERICAN HONDA MOTOR CO., INC.

CONNECTOR TERMINALS REFERENCE

Cavity	Wire color	Signal
1	RED/YEL	REAR MODE POTENTIAL	OUTPUT
6	YEL/RED	REAR MODE VENT	OUTPUT
7	YEL/BLU	REAR MODE DEF	OUTPUT
8	PNK/BLU	REAR AIR MIX HOT	OUTPUT
9	GRN/BLK	REAR AIR MIX COOL	OUTPUT
10	BLK/YEL	IG2 (Power)	INPUT
11(1)	LT BLU	REAR IN-CAR TEMPERATURE SENSOR	OUTPUT
16	PUR	REAR CONTROL MOTOR POTENTIAL +5 V	OUTPUT
17	GRN	COMMUNICATION LINE	INPUT/OUTPUT
18	BLU/YEL	REAR POWER TRANSISTOR CONTROL	OUTPUT
19	BLU/RED	REAR BLOWER FEEDBACK	INPUT
20	PNK/BLK	REAR AIR MIX POTENTIAL	OUTPUT
21	YEL/BLK	SENSOR COMMON GROUND	INPUT
22	BLK	GROUND (G652)	INPUT
* 1: With navigation system
(1) With rear climate control