Electronic principles of electromagnetism in the form of a solenoid valve control the oil flow to the camshafts. The engine control unit sends power and ground to the VVT solenoid when it is time to ...

Carefully examine the MDS solenoid mounting cavities, the solenoid screens, and intake valves while you're at it. If everything looks good, it's time to button it all back up.

P0028: Intake Valve Control Solenoid Circuit Range/Performance Bank 2 is the generic definition for the P0028; however your vehicle’s manufacturer may have a different definition for the P0028 code.

Learn more about the Fiat's Multiair Valve-Lift System Explained - Article. Read a review and see pictures of the Fiat's Multiair Valve-Lift System Explained at Car and Driver.

GM recommended replacing both camshaft position actuator solenoid valves and checking if the engine control module has the most updated software. Here is a more complete list of possible fixes for ...

To address the issue of multi valve control in injectors, four switching solenoid valves are used as the intake valves, and hydrogen is injected through a rotary opening method. Due to the fact that ...

The hardest part of replacing a bad MDS solenoid are getting to them and removing them from the engine block. The 5.7 HEMI uses four MDS solenoids located underneath the intake manifold.