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Home >> Kia >> 2015 >> Soul Base, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 164 (Heater And A/C Control Unit) >> Heater & A/C Control Unit (FATC) >> Components And Components Location >> Connector Pin Function
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Connector Pin Function

WARNING: This page is about a different car, the 2017 Kia Soul EV. However, it is still accessible from the selected car via links, so may be relevant.
Pin No. Connector A Connector B Connector C
1 ILL (+) Ground Electric compressor interlock (+)
2 Sensor REF (+5V) Sensor ground Electric compressor interlock (-)
3 C_CAN High Blower PWM IN High voltage PTC heater interlock (+)
4 C_CAN LOW Ionizer diagnosis High voltage PTC heater interlock (-)
5 Driver mode actuator (VENT) - PAB IGN3
6 Driver mode actuator (DEF) CLEAN signal PAB ON signal
7 Driver mode actuator F/B Passenger mode actuator (VENT) PAB OFF signal
8 Intake actuator (FRE) Passenger mode actuator (DEF) SBR
9 Intake actuator (REC) Passenger mode actuator F/B Rr LEFT SBR
10 Intake actuator F/B Defogging actuator (OPEN) Rr CENTER SBR
11 K-LINE Defogging actuator (CLOSE) Rr RIGHT SBR
12 HTD Defogging actuator F/B -
13 Rear defog switch Vent left duct sensor (+) -
14 Temp. control actuator (COOL) Floor left duct sensor (+) -
15 Temp. control actuator (WARM) IGN3 -
16 Temp. Control actuator F/B IGN2 -
17 Left seat heater indicator - LOW -  
18 Left seat heater indicator - MID 2 WAY valve #1 (+)
19 Left seat heater indicator - HIGH 3 WAY valve #1 (+)
20 ILL - (RHEO) 3 WAY valve #2 (+)
21 DETENT OUT (+) 2 WAY valve #2 (+)
22 Left seat heater switch CLIMATE_CAN HIGH
23 Left ventilation indicator - LOW CLIMATE_CAN LOW
24 Left ventilation indicator - MID HUMIDITY (PWM)
25 Left ventilation indicator - HIGH Air pressure transducer signal
26 Right seat heater switch Refrigerant temperature sensor signal #1
27 Ambient sensor (+) Refrigerant temperature sensor signal #2
28 Evaporator sensor (+) Coolant valve OUTPUT
29 Right ventilation indicator - LOW IGN3
30 Right ventilation indicator - MID Blower IS
31 Right ventilation indicator - HIGH Battery
32 Photo sensor (-) Battery
33 Right ventilation switch    
34 Left ventilation switch
35 Blower INH
36 MM_CAN HIGH
37 MM_CAN LOW
38 Right seat heater indicator - LOW
39 Right seat heater indicator - MID
40 Right seat heater indicator - HIGH