Climate Control Unit Inputs and Outputs

Fig 1: Identifying Audio-HVAC Display Panel Connectors Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

NOTE: For audio-HVAC display panel connector location, go to SYSTEM DESCRIPTION Audio Unit Connector Replacement; with navigation , without navigation (see AUDIO UNIT CONNECTOR INPUTS AND OUTPUTS ).

CONNECTOR A (◦ on Circuit Diagram)

CONNECTOR A (◦ ON CIRCUIT DIAGRAM)

Cavity

Wire color

Signal

PNK/BLK⁽¹⁾ PNK⁽²⁾

DRIVER'S AIR MIX POTENTIAL

INPUT

YEL⁽¹⁾ WHT⁽²⁾

PASSENGER'S AIR MIX POTENTIAL

INPUT

BLU⁽¹⁾ LT GRN⁽²⁾

A/C PRESSURE SWITCH

OUTPUT

YEL/BLU⁽¹⁾ PUR⁽²⁾

MODE DEF

OUTPUT

YEL/RED⁽¹⁾ LT GRN⁽²⁾

MODE VENT

OUTPUT

GRN

DRIVER'S AIR MIX COOL

OUTPUT

PNK/BLU⁽¹⁾ BLU⁽²⁾

DRIVER'S AIR MIX HOT

OUTPUT

YEL/BLK⁽¹⁾ ORN⁽²⁾

PASSENGER'S AIR MIX COOL

OUTPUT

LT BLU⁽¹⁾ GRY⁽²⁾

IN-CAR TEMPERATURE SENSOR

INPUT

PNK⁽¹⁾ RED⁽²⁾

OUTSIDE AIR TEMPERATURE SENSOR

INPUT

ORN

SUNLIGHT SENSOR

INPUT

BRN

EVAPORATOR TEMPERATURE SENSOR

INPUT

RED/BLK⁽¹⁾ RED⁽²⁾

SENSOR COMMON GROUND

OUTPUT

YEL/GRN⁽¹⁾ YEL⁽²⁾

MODE 4

INPUT

WHT/BLU⁽¹⁾ WHT⁽²⁾

MODE 3

INPUT

RED/BLU⁽¹⁾ LT BLU⁽²⁾

MODE 2

INPUT

RED/YEL⁽¹⁾ RED⁽²⁾

MODE 1

INPUT

GRY

AIR MIX POTENTIAL +5 V

OUTPUT

LT GRN

PASSENGER'S AIR MIX HOT

OUTPUT

⁽¹⁾

'04 model

⁽²⁾	'05-08 models

CONNECTOR B (□ on Circuit Diagram)

CONNECTOR B (□ ON CIRCUIT DIAGRAM)

Cavity

Wire color

Signal

BLU/YEL⁽¹⁾ LT GRN⁽²⁾

POWER TRANSISTOR CONTROL

OUTPUT

BLU/RED⁽¹⁾ PUR⁽²⁾

BLOWER FEEDBACK

INPUT

BLK/YEL⁽¹⁾ YEL⁽²⁾

IG2 (Power)

INPUT

BLK

GROUND (G503)

INPUT

RED/BLK

TAILLIGHT RELAY

INPUT

GRN/WHT⁽¹⁾ GRN⁽²⁾

FRESH

OUTPUT

LT GRN/RED⁽¹⁾ ORN⁽²⁾

RECIRCULATE

OUTPUT

RED

GAUGE ASSEMBLY

OUTPUT

LT BLU

GAUGE CONTROL MODULE

INPUT

⁽¹⁾

'04 model

⁽²⁾	'05-08 models