## Heating

#### System Description

21-2

Heater Control Panel Inputs and Outputs (KE Model)

HEATER CONTROL PANEL CONNECTORS

CONNECTOR A (14P) CONNECTOR B (22P)

Wire side of female terminals

CONNECTOR A (O on Circuit Diagram)

Cavity | Wire colour | Signal
1 | GRY | AIR MIX POTENTIAL +5V | OUTPUT
2 | LT GRN | SENSOR COMMON GROUND | INPUT
3 | PNK/BLU | AIR MIX HOT | OUTPUT
4 | BLU/ORN | A/C PRESSURE SWITCH | INPUT
5 | GRN/YEL | RECIRCULATE | INPUT
6 | GRN/WHT | FRESH | INPUT
7 | BLU/YEL | POWER TRANSISTOR | OUTPUT
8 | BLU/RED | BLOWER FEEDBACK | INPUT
9 | GRN | AIR MIX COOL | OUTPUT
10 | YEL/RED | MODE DEF | OUTPUT
11 | YEL/BLU | MODE VENT | OUTPUT
12 | YEL/BLK | REAR WINDOW DEFOGGER RELAY | INPUT
13 | BLK | GROUND | OUTPUT
14 | BLK/YEL | IG2 (Power) | INPUT

CONNECTOR B (¨ on Circuit Diagram)

Cavity | Wire colour | Signal
1 | - | - | -
2 | - | - | -
3 | BLK/RED | REAR WINDOW DEFOGGER SWITCH LED | INPUT
4 | LT GRN | A/C SWITCH LED | INPUT
5 | LT GRN/BLK | RECIRCULATION CONTROL SWITCH LED | INPUT
6 | PNK/BLK | AIR MIX POTENTIAL | OUTPUT
7 | BRN | EVAPORATOR TEMPERATURE SENSOR | OUTPUT
8 | - | - | -
9 | - | - | -
10 | - | - | -
11 | RED | UNDER-DASH FUSE/RELAY BOX | OUTPUT
12 | RED/BLK | TAILLIGHTS RELAY | INPUT
13 | PUR | ECM | INPUT
14 | BLU | REAR WINDOW DEFOGGER SWITCH | INPUT
15 | LT GRN/RED | A/C SWITCH | INPUT
16 | YEL/RED | RECIRCULATION CONTROL SWITCH | INPUT
17 | YEL/GRN | MODE 4 | OUTPUT
18 | WHT/BLU | MODE 3 | OUTPUT
19 | RED/BLU | MODE 2 | OUTPUT
20 | RED/YEL | MODE 1 | OUTPUT
21 | BRN/WHT | IGN (Power) | OUTPUT
22 | - | - | -

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