Kia Forte: Variable Charge Motion Actuator (VCMA) 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) Installation

   • Install the component with the specified torques. • ...

Variable Charge Motion Actuator (VCMA) Components

1. Coupling 2. Shaft 3. Stabilizer O-ring 4. Stabilizer 5. O-ring 6. Insert nut 7. Stabilizer Cover 8. Valve 9. Hole cover ...

See also:

Condenser Inspection
1. Check the condenser fins for clogging and damage. If clogged, clean them with water, and blow them with compressed air. If bent, gently bend them using a screwdrive ...

Sunroof open warning (if equipped)
If the driver removes the ignition key (smart key: turns off the engine) and opens the driver-side door when the sunroof is not fully closed, the warning chime will sound for a few seconds and a ...

Oil Pan Removal
1. Remove the under covers. 2. Drain engine oil. 3. Remove the oil pan (A). (1) ...