Hyundai Elantra: Controller / Heater & A/C Control Unit (DATC) Components and Components Location
Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Controller / Heater & A/C Control Unit (DATC) Components and Components Location
| Components |
| Connector | Pin NO | Function | Connector | Pin NO | Function |
| A | 1 | Battery (+) | A | 21 | IGN1 |
| 2 | IGN2 | 22 | ILL+ (TAIL) | ||
| 3 | ISG B+ | 23 | Sensor ground REF (+5V) | ||
| 4 | Mode control actuator (Vent) | 24 | C_CAN High | ||
| 5 | Mode control actuator (Def) | 25 | C_CAN Low | ||
| 6 | Mode control actuator (Feedback) | 26 | HTD (Rear defog indicator) | ||
| 7 | Intake actuator (Fresh) | 27 | - | ||
| 8 | Intake actuator (Recirculation) | 28 | - | ||
| 9 | Intake actuator (Feedback) | 29 | Passenger's temperature control actuator (Cool) | ||
| 10 | Defogging actuator (On) | 30 | Passenger's temperature control actuator (Warm) | ||
| 11 | Defogging actuator (Off) | 31 | Passenger's temperature control actuator (Feedback) | ||
| 12 | Defogging actuator (Feedback) | 32 | PTC Relay 2 | ||
| 13 | Rear defog switch | 33 | PTC Relay 3 | ||
| 14 | Hazard switch | 34 | PTC on signal | ||
| 15 | Driver's temperature control actuator (Cool) | 35 | Detent out (-) | ||
| 16 | Driver'st emperature control actuator (Warm) | 36 | - | ||
| 17 | Driver's temperature control actuator (Feedback) | 37 | ECV + | ||
| 18 | - | 38 | ECV - (Ground) | ||
| 19 | Sensor ground | 39 | ILL- (RHEO) | ||
| 20 | Ground | 40 | Ground |
| Connector | Pin NO | Function | Connector | Pin NO | Function |
| B | 1 | Blower motor (+) | B | 9 | PAB IGN1 |
| 2 | FET Drain (Feedback) | 10 | Clean signal | ||
| 3 | FET (Gate) | 11 | Ionizer diagnosis | ||
| 4 | SBR | 12 | AMB sensor (+) | ||
| 5 | Rear SBR (LH) | 13 | EVAP sensor (+) | ||
| 6 | Rear SBR (Center) | 14 | Auto defogging sensor signal | ||
| 7 | Rear SBR (RH) | 15 | Photo sensor (-)_LH | ||
| 8 | PAB Off signal | 16 | Photo sensor (-)_RH |
Heater & A/C Control Unit (Manual) Repair procedures
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box upper cover assembly.
(Refer to Body - "Glove Box Upper Cover Assembly")
3.
Loosen the mounting screw ...
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 Elantra AD (2016-2020) Owners Manual: Door Locks
Operating Door Locks from Outside the Vehicle
Mechanical key
If you lock the driver's door with a mechanical key, all vehicle doors will lock.
If you unlock the driver's door with a mechanical key, the driver's door will unlock
and the passenger doors will unlock according to the ...
Hyundai Elantra AD (2016-2020) Owners Manual: Automatic reverse
If a window senses any obstacle while it is closing automatically, it will stop
and lower approximately 12 inches (30 cm) to allow the object to be cleared.
If the window detects the resistance while the power window switch is pulled
up continuously, the window will stop upward movement then ...
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