## Climate Control System Description

### Climate Control Unit Inputs and Outputs

CONNECTOR A (¡ on Circuit Diagram)
Cavity | Wire color | Signal
--- | --- | ---
1 | BLK/YEL | IG 2 (Power) | INPUT
2 | RED | A/C SWITH | OUTPUT
3 | ——— | ——— | ———
4 | WHT/GRN | A/C SWITCH INDICATOR | INPUT
5 | BLU | A/C PRESSURE SWITCH | INPUT
6 | BLK | GROUND | OUTPUT
7 | ——— | ——— | ———
8 | ——— | ——— | ———
9 | ORN | SUNLIGHT SENSOR | OUTPUT
10 | PNK | OUTSIDE TEMPERATURE SENSOR | OUTPUT
11 | LT BLU | IN-CAR TEMPERATURE SENSOR | OUTPUT
12 | RED/WHT | ENGINE COOLANT TEMPERATURE (ECT) SENSOR | OUTPUT

CONNECTOR B (¨ on Circuit Diagram)
Cavity | Wire color | Signal
--- | --- | ---
1 | WHT/BLU | MODE DEF | OUTPUT
2 | YEL/RED | MODE VENT | OUTPUT
3 | ——— | ——— | ———
4 | ——— | ——— | ———
5 | LT GRN | SENSOR COMMON GROUND | INPUT
6 | YEL | MODE 3 | OUTPUT
7 | YEL/GRN | MODE 1 | OUTPUT
8 | GRY | AIR MIX POTENTIAL +5 | OUTPUT
9 | GRN/BLK | AIR MIX COOL | OUTPUT
10 | PNK/BLU | AIR MIX HOT | OUTPUT
11 | WHT | MODE 4 | OUTPUT
12 | YEL/BLK | MODE 2 | OUTPUT
13 | BLU | EVAPORATOR TEMPERATURE SENSOR | OUTPUT
14 | PNK/BLK | AIR MIX POTENTIAL | OUTPUT
15 | BLU/YEL | POWER TRANSISTOR | OUTPUT
16 | BLU/RED | BLOWER FEEDBACK | INTPUT