Kia Sorento XM 2011-2023 Repair Manual

Heater and A/C Control Unit (Manual) Component

In this manual: Kia Sorento XM 2011-2023 Repair Manual
Kia Sorento XM Owner's Manual. — 168Kia Sorento XM 2011-2023 Repair Manual — 1285
~1min read

Connector Terminal Function

Connector Pin No. Function Connector Pin No. Function
A 1 Ground B 18 IGN1
2 Medium - High 19 REF Sensor (+5V)
3 Medium - Low 20 Evaporator Temperature Sensor (+)
4 High 21 Ambient Temperature Sensor (+)
5 Low 22 Rear Fan Common Signal
6 - 23 Rear Fan Relay On
B 1 Tail Light (ILL+) 24 HTD
2 Battery 25 Rear Defogger Switch
3 Mode Control Actuator (Vent) 26 C_CAN (High)
4 Mode Control Actuator (Defog Blend) 27 C_CAN (Low)
5 Temperature Control Actuator (Cool) 28 -
6 Temperature Control Actuator (Warm) 29 ECV IN
7 Intake Actuator (Fresh Air) 30 ECV OUT
8 Intake Actuator (Recirculation Air) 31 Sensor Ground
9 Hazard Select (Output) 32 Ground
10 Rheo Detent C 1 PTC ON Signal
11 Mode Control Actuator Feedback 2 PTC Relay 2
12 Temperature Control Actuator Feedback 3 PTC Relay 3
13 Intake Actuator Feedback 4 -
14 Common Fan Signal 5 -
15 Fan Feedback Signal 6 -
16 Rheostat (ILL-) 7 -
17 IGN2 8 Ground

Test yourself

A quick Kia Sorento Owner's Manual quiz: every answer comes with an explanation and a link to the manual page.