Kia Rio: Heater & A/C Control Unit (FATC) Components - Controller - Heating,Ventilation, Air Conditioning - Kia Rio UB 2012-2019 Service ManualKia Rio: Heater & A/C Control Unit (FATC) Components


Connector Pin Function
Connector
Pin No
Function
Connector
Pin No
Function
A
1
IGN 2
B
17
HI-SCAN (K-LINE)
2
Rheostat (ILL-)
18
CAN (Low)
3
Sensor Ground
19
CAN (High)
4
Battery (+)
20
Ground
5
Tail Lamp (+)
21
Temperature Actuator Feedback
6
Blower Motor (+)
22
Mode Actuator Feedbac
7
IGN 1
23
Intake Actuator Feedback
8
Ground
24
Foot Actuator Feedback
B
1
Temperature Actuator (Cool)
25
Seat Warmer Signal (Low) - Driver
2
Temperature Actuator (Warm)
26
Seat Warmer Signal (High) - Driver
3
Mode Actuator (Vent)
27
Ionizer Signal
4
Mode Actuator (Defog)
28
Clean Signal
5
Intake Actuator (Fresh)
29
Diagnosis
6
Intake Actuator (Recirculation)
30
-
7
Foot Actuator (Open)
31
-
8
Foot Actuator (Close)
32
Rear Defrost Switch (Low)
9
-
33
HTD (Rear Defrost Indicator)
10
-
34
Detent Out (+)
11
-
35
Vref (+5V)
12
Defog SCK
36
Photo Sensor (-)
13
Defog Data
37
Evaporator Temperature Sensor (+)
14
Defog Temperature
38
Ambient Temperature Sensor (+)
15
Power Mosfet (Gate)
39
ECV IN
16
Power Mosfet (Drain Feedback)
40
ECV OUT

Heater & A/C Control Unit (MANUAL) Replacement
1. Disconnect the negative (-) battery terminal. 2. Remove the heater & A/C controller (A) from the center facia using a flat-head scre ...

Heater & A/C Control Unit (FATC) Schematic Diagrams
...

See also:

Troubleshooting
Vehicle inspection SYMPTOM CHART Symptom Suspect Area Remedy (See page) Squeak or grunt-noise from the front suspension, occurs more in cold ambient t ...

Removal
1. Disconnect the brake fluid level switch connector, and remove the reservoir cap. 2. Remove the brake fluid from the master cylinder res ...

Front Driveshaft Component
1. Driveshaft (LH) 2. Circlip 3. Circlip 4. Driveshaft (RH) ...

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