Hyundai i-30: Controller / Heater & A/C Control Unit (Manual)

Hyundai i30 (PD) 2018-2024 Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (Manual)

Components and components location
Components

Connector [A]
Pin NO
Function
Pin NO
Function
1
Low
4
Middle Low
2
Common
5
Middle High
3
Ground
6
High

Connector [B]
Pin NO
Function
Pin NO
Function
1
Battery (+)
21
IGN2
2
ISG B+
22
IGN1
3
ILL+ (TAIL)
23
-
4
Sensor REF (+5V)
24
-
5
Mode actuator feedback
25
-
6
Temperature actuator feedback
26
-
7
Intake actuator feedback
27
MAX Blower ON Signal
8
EVAP Sensor (+)
28
PTC Relay 3
9
AMB Sensor (+)
29
PTC Relay 2
10
Mode actuator (Vent)
30
PTC on signal
11
Mode actuator (Defrost)
31
Detent OUT (-)
12
Temperature actuator (Cool)
32
-
13
Temperature actuator (Warm)
33
C_CAN High
14
Intake actuator (Fresh Air)
34
C_CAN Low
15
Intake actuator (Recirculated Air)
35
-
16
HTD (Rear defog indicator)
36
ECV +
17
Rear defog switch
37
ECV- (Ground)
18
-
38
Sensor ground
19
Blower ON signal to common
39
Ground
20
ILL- (RHEO)
40
Ground

Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box upper cover assembly.
(Refer to Crash Pad - "Glove Box Upper Cover Assembly")
3.
Remove the crash pad center lower cover (A) after loosening the mounting screws.

4.
After loosening the mounting screws, remove the A/C & heater controller unit (A).

5.
Disconnect the connector (A) and the air hose (B).

6.
To install, reverse the removal procedure.
  
Make sure the connector are connected in properly.
Replace any damaged clips (or pin-type retainers).

    Controller

    ..

    Heater & A/C Control Unit (DATC)

    Components and components location Components Connector [A] Pin NO Function Pin NO Function 1 Battery (+) 21 IGN2 2 ISG B+ 22 IGN1 3 ILL+ (TAIL) 23 Blower motor (+) 4 Sensor REF (+5V) 24 Photo sensor_LH 5 Mode actuator feedback 25 Photo sensor_RH 6 Temperature actuator feedback 26 - 7 Intake actuator feedback 27 - 8 EVAP Sensor (+) 28 PTC Relay 3 9 AMB Sensor (+) 29 PTC Relay 2 10 Mode actuator (Vent) 30 PTC on signal 11 Mode actuator (Defrost) 31 Detent OUT (-) 12 Temperature actuator (Cool) 32 - 13 Temperature actuator (Warm) 33 C_CAN High 14 Intake actuator (Fresh Air) 34 C_CAN Low 15 Intake actuator (Recirculated Air) 35 Power mosfet (Drain feed back) 16 HTD (Rear defog indicator) 36 Power mosfet (Gate) 17 Rear defog switch 37 ECV + 18 Clean signal 38 ECV- (Ground) 19 Ionizer diagnosis 39 Sensor ground 20 ILL- (RHEO) 40 Ground Connector [B] Pin NO Function Pin NO Function 1 Passenger's temperature control actuator (Feedback) 9 - 2 Passenger's temperature control actuator (Cool) 10 Duct sensor (+)_Vent 3 Passenger's temperature control actuator (Warm) 11 Duct sensor (-)_Floor 4 Auto defogging (Feedback) 12 Auto defogging sensor signal 5 Auto defogging (Open) 13 - 6 Auto defogging (Off) 14 - 7 - 15 - 8 - 16 Ground Repair procedures Self Diagnosis 1...

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    Categories

    Bonnet

    Opening the bonnet

    Hyundai i30. Bonnet

    1. Park the vehicle and set the parking brake.

    2. Pull the release lever to unlatch the bonnet. The bonnet should pop open slightly.

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