Hyundai Elantra: Controller / Heater & A/C Control Unit (Manual) Repair procedures
Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Controller / 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 screws and remove the crash pad center lower cover [LH](A).
|
| 4. |
After loosening the mounting screws, remove the A/C & heater controller unit (A).
|
| 5. |
Disconnect the A/C & heater controller connectors (A) and hose (B).
|
| 6. |
To intall, reverse the removal procedure.
|
Heater & A/C Control Unit (Manual) Components and Components Location
Components
ConnectorPin NOFunctionConnectorPin NOFunctionA1LowB18ILL- (RHEO)2Common19Sensor ground3Ground20Ground4Middle Low21Battery (+)5Middle High22ISG DC6High23ISG B+B1IGN224ILL+ (TAIL)2PAB I ...
Heater & A/C Control Unit (DATC) Components and Components Location
Components
ConnectorPin NOFunctionConnectorPin NOFunctionA1Battery (+)A21IGN12IGN222ILL+ (TAIL)3ISG B+23Sensor ground REF (+5V)4Mode control actuator (Vent)24C_CAN High5Mode control actuator (Def ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting
SymptionSuspect areaRemedyEngine misfire with abnormal internal lower engine noises
•
Worn crankshaft bearings
•
Loose or out of specification engine flywheel
•
Replace the crankshaft and bearings as required.
•
Repair or replace the flywheel as req ...
Hyundai Elantra AD (2016-2020) Service Manual: Battery Description and Operation
Description
[AGM Battery]
AGM battery is used for especially heavy load on the vehicle
network depending on equipment and requirements. AGM stands for
Absorbent Glass Material Battery; that is absorbent glass fibre fleece.
AGM batteries are fitted in models with electrical loads/consumers ...
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