Hyundai Elantra: Heater / Mode Control Actuator Repair procedures
| Inspection |
| 1. |
Turn the ignition switch OFF. |
| 2. |
Disconnect the mode control actuator connector. |
| 3. |
Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.
Verify that the mode control actuator operates to the vent mode when connected in reverse.
|
| 4. |
Connect the mode control actuator connector. |
| 5. |
Turn the ignition switch ON. |
| 6. |
Check the voltage between terminal 6 and 5. |
| 7. |
If the measured voltage is not within specification, check
the operation by replacing the existing mode control actuator with a new
genuine part. After that, determine whether replacement of the
temperature control actuator is required or not. |
| Diagnosis With GDS |
| 1. |
The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
? The diagnostic system (GDS) provides the following information.
(1) Self diagnosis : Checking the failure code (DTC) and display.
(2) Current data : Checking the system input/output data state.
(3) Actuation test : Checking the system operation condition.
(4) Additional function : Other controlling such as he system option and zero point adjustment. |
| 2. |
Select the 'Car model' and the system to be checked in order to check the vehicle with the tester. |
| 3. |
Select the 'Current data' menu to search the current state of the input / output data.
The input / output data for the sensors corresponding to the Mode Control Actuator can be checked.
|
| 4. |
To perform compulsory operation on Mode Control Actuator input factors, select "ACTUATION TEST".
|
| Replacement |
| 1. |
Disconnect the negative (-) battery terminal. |
| 2. |
Remove the main crash pad assembly.
(Refer to Body - "Main Crash Pad Assembly") |
| 3. |
Disconnect the connector (A) and then remove the mode control actuator (B) after loosening the mounting screws.
|
| 4. |
To intall, reverse the removal procedure. |
Mode Control Actuator Specifications
Specifications
Door positionVoltage (V)Error detectingMax. cooling0.3 ± 0.15 Low voltage : 0.1V or lessMax. heating4.7 ± 0.15 High voltage : 4.9V or more
...
Auto Defoging Actuator Components and Components Location
Components Location
1. Auto logging actuator
...
Other information:
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