Hyundai Elantra: Engine Control System / Variable Charge Motion Actuator (VCMA) Description and Operation

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

Description

The Variable Charge Motion Actuator (VCMA) is installed on the inlet of the intake manifold.

It consists of a DC motor which actuates the VCM valve and a position sensor which detects the position of the VCM valve.

The VCM system tumbles air flow entering into combustion chamber of each cylinder by closing the VCM valve in the cold start conditions.

This tumble effect reduces cold start emissions by improving atomization

Canister Close Valve (CCV) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the CCV connector. 3. Measure resistance between the CCV terminal 1 and 2. 4. Check that the resistance is within the specific ...

Variable Charge Motion Actuator (VCMA) Components and Components Location

Components 1. Coupling2. Shaft3. Stabilizer O-ring4. Stabilizer5. O-ring6. Insert nut7. Stabilizer Cover8. Valve9. Hole cover ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Refrigerant System Service Basics Refrigerant Recovery Use only service equipment that is U.L-listed and is certified to meet the requirements of SAE J2210 to remove HFC-134a(R-134a) from the air conditioning system. • Air conditioning refrigerant or lubricant va ...

Hyundai Elantra AD (2016-2020) Service Manual: Rear Seat Belt
Components and Components Location Components 1. Rear seat belt retractor [RH]2. Rear center seat belt retractor 3. Center seat belt 4. Rear seat belt buckle [RH]5. Rear seat belt buckle [LH]6. Rear center seat belt buckle Rear Seat Belt Retractor Components and Components Location Componen ...