Audio-HVAC Display Panel Inputs and Outputs
CONNECTOR A (○ on Circuit Diagram)

Cavity | Wire color | Signal
--- | --- | ---
1 | PNK/BLK | DRIVER'S AIR MIX POTENTIAL | INPUT
2 | YEL | PASSENGER'S AIR MIX POTENTIAL | INPUT
3 | ——— | ——— | ———
4 | ——— | ——— | ———
5 | BLU/RED | RELAY CONTROL MODULE | OUTPUT
6 | YEL/BLU | MODE DEF | OUTPUT
7 | YEL/RED | MODE VENT | OUTPUT
8 | GRN | DRIVER'S AIR MIX COOL | OUTPUT
9 | PNK/BLU | DRIVER'S AIR MIX HOT | OUTPUT
10 | YEL/BLK | PASSENGER'S AIR MIX COOL | OUTPUT
11 | LT BLU | IN-CAR TEMPERATURE SENSOR | INPUT
12 | PNK | OUTSIDE AIR TEMPERATURE SENSOR | INPUT
13 | ORN | SUNLIGHT SENSOR | INPUT
14 | BRN | EVAPORATOR TEMPERATURE SENSOR | INPUT
15 | RED/BLK | SENSOR COMMON GROUND | OUTPUT
16 | YEL/GRN | MODE 4 | INPUT
17 | WHT/BLU | MODE 3 | INPUT
18 | RED/BLU | MODE 2 | INPUT
19 | RED/YEL | MODE 1 | INPUT
20 | GRY | AIR MIX POTENTIAL +5 V | OUTPUT
21 | ——— | ——— | ———
22 | LT GRN | PASSENGER'S AIR MIX HOT | OUTPUT

CONNECTOR B (□ on Circuit Diagram)

Cavity | Wire color | Signal
--- | --- | ---
1 | BLU/YEL | POWER TRANSISTOR CONTROL | OUTPUT
2 | BLU/RED | BLOWER FEEDBACK | INPUT
3 | ——— | ——— | ———
4 | BLK/YEL | IG2 (Power) | INPUT
5 | ——— | ——— | ———
6 | BLK | GROUND (G506) | INPUT
7 | ——— | ——— | ———
8 | GRN | MAGNET VALVE | OUTPUT
9 | YEL/BLU | A/C PRESSURE SENSOR V OUT | INPUT
10 | GRN/WHT | FRESH | OUTPUT
11 | LT GRN/RED | RECIRCULATE | OUTPUT
12 | BRN/WHT | FAN HI | OUTPUT
13 | LT GRN/BLK | FAN LO | INPUT
14 | LT BLU | GAUGE CONTROL MODULE | INPUT
15 | BLK | GROUND (G506) | INPUT
16 | ——— | ——— | ———