Hyundai Elantra: Engine Control System / Variable Charge Motion Actuator (VCMA) Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Control/Fuel System / Engine Control System / Variable Charge Motion Actuator (VCMA) Repair procedures

Inspection

1.	Turn ignition switch OFF.

2.	Disconnect the VCMA connector.

3.	Check that the VCMA is not stuck by foreign material.

4.	Measure resistance between motor (+) and (-) control terminals of the motor.

Check that the resistance is within the specification.

Specification : Refer to "Specification"

6.	Measure resistance between voltage supply terminal and ground terminal of the position sensor.

Check that the resistance is within the specification.

Specification : Refer to "Specification"

Removal

1.	Turn the ignition switch OFF and disconnect the battery negative (-) cable.

2.	Disconnect the VCMA connector (A).

3.	Remove the VCMA (A) after removing 3 installation bolts.

Installation

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.

•	The VCM actuator has to be installed at the fully closing positon of the VCM valve. If it doesn't, the VCM coupling of the VCM shaft can't be put in the the VCM actuator.

Installation is reverse of removal.

Variable charge motion actuator installation bolt :

9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

Variable Charge Motion Actuator (VCMA) Schematic Diagrams

Circuit diagram ...

Fuel Delivery System

...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Roof Trim
Components and Components Location Components (1) [General Type] 1. Roof trim 2. Sunvisor [LH] 3. Sunvisor [RH] 4. Assist handle Components (2) [Sunroof Type] 1. Roof trim 2. Sunvisor [LH] 3. Sunvisor [RH] 4. Assist handle Sunvisor Components and Components ...

Hyundai Elantra AD (2016-2020) Service Manual: Audio Unit Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the center fascia panal. (Refer to Body - "Center Fascia Panal") 3. Remove the audio head unit (A) after loosening the screws. 4. Remove the audio head unit after disconnecting the connectors and cable (A). &nb ...