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Components and Components Location: Component

WARNING: This page is about a different car, the 2017 Kia K900. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Heater & AC Control Unit Connector Pins
G11804324Courtesy of KIA MOTORS AMERICA, INC.
CONNECTOR PIN FUNCTION

Connector Pin No. Function Connector Pin No. Function
A 1 Ignition 2 B 1 Ignition 2
2 Tail Lamp (+) 2 Tail Lamp (+)
3 Detent 3 Ignition 1
4 TX1, Key CLK 4 -
5 RX1, Key SH/LD 5 -
6 Hazard Switch 6 IN-CAR SENSOR
7 Rheostat (-) 7 LED CLK
8 Ground 8 LED Data
9 Key Data (Left) 9 LED STR (Right)
10 LED CLK 10 LED Dimming
11 LED Data 11 Rheostat (-)
12 LED STR (Left) 12 Ground
13 LED Dimming 13 Detent
14 - 14 Key Data (Right)
15 - 15 -
16 - 16 IN-CAR MOTOR (-)
      17 Rear Defog Switch
18 Rear Defog Indicator
19 PAB SIGNAL
20 SBR SIGNAL
21 TX1, Key CLK
22 RX1, Key SH/LD
23 PAB_IG1-
24 SENSOR GND