Hyundai i-30: Controller / Heater & A/C Control Unit (DATC)
Components and components location
![](images/heater_amp_a_c_control_unit_datc_-1093/380/spdha70008e.gif)
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
1. |
Self-diagnosis process.
![](images/heater_amp_a_c_control_unit_datc_-1093/380/srgha00500l.gif)
• |
When operating the self-diagnostics, the below fault(self-diagnostics
code) will blink at 0.5 seconds interval on the temperature
display settings(driver's side only) and the remaining
symbols are OFF .
|
|
|
2. |
Fault code display
(1) |
Continuance operation : DTC code.
![](images/heater_amp_a_c_control_unit_datc_-1093/380/bqkf500c.gif)
|
(2) |
Continuance operation : DTC code.
![](images/heater_amp_a_c_control_unit_datc_-1093/380/spdha70005e.gif)
|
(3) |
STEP operation.
A. Nomal or one fault code is same as a continuance operation.
B. DTC code.
![](images/heater_amp_a_c_control_unit_datc_-1093/380/stlha6005n.gif)
|
|
3. |
If fault codes are displayed during the check, Inspect malfunction causes
by referring to fault codes.
Display
|
Fail description
|
0
|
Normal
|
11
|
Incar sensor OPEN
|
12
|
Incar sensor SHORT
|
13
|
Ambient sensor OPEN
|
14
|
Ambient sensor SHORT
|
17
|
Evaporator sensor OPEN
|
18
|
Evaporator sensor SHORT
|
19
|
Driver temp door potentionmeter OPEN or SHORT
|
20
|
Driver temp door potentionmeter Error
|
21
|
Mode door potentionmeter OPEN or SHORT
|
22
|
Mode door potentionmeter Error
|
25
|
Intake door potentionmeter OPEN or SHORT
|
26
|
Intake door potentionmeter Error
|
31
|
Auto defog sensor (OPEN)
|
Auto defog sensor (SHORT)
|
32
|
Passenger temp door potensionmeter OPEN or SHORT
|
40
|
Auto defogging actuator OPEN or SHORT
|
41
|
Defog door potentiometer Error
|
44
|
Cluster anion generator Error
|
45
|
APT CAN Signal Error
|
47
|
RPM CAN Signal Error
|
48
|
Vehicle speed CAN Signal Error
|
49
|
Engine coolant temprature CAN Signal Error
|
|
4. |
Fail safe
NO
|
Item
|
Fault
|
Fail Safe
|
1
|
Incar sensor
|
Open or Short
|
Control with the value of 25°C(77.0°F)
|
2
|
Amblent sensor
|
Open or Short
|
Control with the value of 20°C(67°F)
|
3
|
Evaporator sensor
|
Open or Short
|
Control with the value of -2°C(28.4°F)
|
4
|
Mode door potentiometer
|
Open or Short
|
Fix vent position, while selecting vent mode.
Fix defrost position, while selecting all except vent mode.
Fix vent position, while selecting IG ON → OFF.
Fix defrost position, while selecting floor purge.
|
5
|
Temperature door potentiometer (MTC)
|
Open or Short
|
If temperature setting 1 - 7 step, fix at maximum cooling position.
If temperature setting 8 - 15 step, fix at maximum heating position.
|
6
|
Temperature door potentiometer (DATC)
|
Open or Short
|
If temperature setting 17°C(62.6°F) - 24.5°C(76.1°F), fix at maximum
cooling position.
If temperature setting 25°C(77°F) - 32°C(89.6°F), fix at maximum
heating position.
|
7
|
Intake door potentiometer
|
Open or Short
|
Fix vent position, while selecting vent mode.
Fix defrost position, while selecting all except vent mode.
|
|
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.
![](images/heater_amp_a_c_control_unit_datc_-1093/380/spdha70087d_n.gif)
|
4. |
After loosening the mounting screws, remove the A/C & heater controller
unit (A).
![](images/heater_amp_a_c_control_unit_datc_-1093/380/spdha70088d_n.gif)
|
5. |
Disconnect the connector (A) and the air hose (B).
![](images/heater_amp_a_c_control_unit_datc_-1093/380/spdha70089d_n.gif)
|
6. |
To install, reverse the removal procedure.
• |
Make sure the connector are connected in properly.
|
• |
Replace any damaged clips (or pin-type retainers).
|
|
|
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...
Other information:
Adjustment
Glass Adjustment
•
Check the glass run channel for damage or deterioration, and
replace them if necessary...
Components and components location
Component Location
1. Rear console
cover
Repair procedures
Replacement
•
Put on gloves to prevent hand injuries...
Categories
Operating door locks from
outside the vehicle
Mechanical key
![Hyundai i30. Door locks](images/books/1/hyundai_i30_door_locks_116.png)
Turn the key toward the rear of the
vehicle to unlock and toward the front
of the vehicle to lock.
If you lock/unlock the driver's door
with a key, a driver’s door will
lock/unlock automatically.
read more