Hyundai Sonata: Controller / Heater & A/C Control Unit (DATC) Components and Components Location
Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (DATC) Components and Components Location
| Components |
Connector [A]
| Pin NO | Function | Pin NO | Function |
| 1 | ILL+ (TAIL) | 21 | Detent OUT (+) |
| 2 | Sensor REF (+5V) | 22 | HTD (Rear defog indicator) |
| 3 | Mode control actuator (Vent) | 23 | Rear defog switch |
| 4 | Mode control actuator (Defrost) | 24 | C_CAN High |
| 5 | Mode control actuator (Feedback) | 25 | C_CAN Low |
| 6 | Intake actuator (Fresh) | 26 | ECV+ |
| 7 | Intake actuator (Recirculation) | 27 | ECV- (Ground) |
| 8 | Intake actuator (Feedback) | 28 | AMB Sensor (+) |
| 9 | Driver's temperature control actuator (Cool) | 29 | EVAP Sensor (+) |
| 10 | Driver's temperature control actuator (Warm) | 30 | Photo sensor (-)_LH |
| 11 | Driver's temperature control actuator (Feedback) | 31 | Photo sensor (-)_RH |
| 12 | Passenger's temperature control actuator (Cool) | 32 | - |
| 13 | Passenger's temperature control actuator (Warm) | 33 | - |
| 14 | Passenger's temperature control actuator (Feedback) | 34 | - |
| 15 | No K-line | 35 | - |
| 16 | Driver's seat heat switch | 36 | - |
| 17 | Passenger's seat heat switch | 37 | - |
| 18 | Driver's cool switch | 38 | - |
| 19 | Passenger's cool switch | 39 | - |
| 20 | ILL- (RHEO) | 40 | Sensor ground |
Connector [B]
| Pin NO | Function | Pin NO | Function |
| 1 | Ground | 17 | Ground |
| 2 | - | 18 | - |
| 3 | - | 19 | Driver's seat heat indicator (Low) |
| 4 | - | 20 | Driver's seat heat indicator (Mid) |
| 5 | - | 21 | Driver's seat heat indicator (High) |
| 6 | FET (Gate) | 22 | Passenger's seat heat indicator (Low) |
| 7 | FET Drain (Feedback) | 23 | Passenger's seat heat indicator (Mid) |
| 8 | - | 24 | Passenger's seat heat indicator (High) |
| 9 | - | 25 | Driver's seat cool indicator (Low) |
| 10 | Steering wheel heat switch | 26 | Driver's seat cool indicator (Mid) |
| 11 | Steering wheel heat indicator | 27 | Driver's seat cool indicator (High) |
| 12 | Blower motor (+) | 28 | Passenger's seat cool indicator (Low) |
| 13 | - | 29 | Passenger's seat cool indicator (Mid) |
| 14 | - | 30 | Passenger's seat cool indicator (High) |
| 15 | IGN1 | 31 | - |
| 16 | IGN2 | 32 | Battery (+) |
Heater & A/C Control Unit (Manual) Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Using a screwdriver or remover, remove the center fascia panel (A).
3.
Disconnect the A/C & heater controller connectors ...
Heater & A/C Control Unit (DATC) Repair procedures
Self Diagnosis
1.
Self-diagnosis process.
•
When operating the self-diagnostics, the below fault
(self-diagnostics code) will blink at 0.5 seconds interval on the
t ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Front Driveshaft Repair procedures
Removal
1.
Raise the vehicle, and make sure it is securely supported.
2.
Remove the wheel cap (A).
Be careful not to damage to the wheel cap (A) when removing the it.
3.
Remove the front wheel and tire (A) from front hub.
Tightening torque :
88.3 ~ 107.9 N. ...
Hyundai Sonata LF 2014-2019 Service Manual: CVVT Oil Control Valve (OCV) Specifications
Specification
ItemSpecificationCoil Resistance (?)6.9 ~ 7.9 [20°C(68°F)]
...
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