variable valve timing Archives - Import Car
Mazda SkyActiv Engine Service Tips

These engines have been reliable, but there are four pattern failures you might see at your shop.

Jaguar V6 Timing Chain Service

When a guide and tensioner fail, it induces timing chain slap that causes the chain to jump on the sprockets.

VarioCam: Understanding Porsche’s VVT Technology

Originally developed for the 2001 Porsche 911 Turbo, VarioCam changes the valve timing to increase power & reduce emissions.

Understanding The Vanos Valvetrain

The two most common failures for a VANOS system are related to the quality of the oil.

VIDEO: Timing Chain Kit Unboxing

Andrew Markel and Cody Smith come together to open a Cloyes timing chain kit to determine what comes with each kit.

VIDEO: The VVT Phaser And Oil Control Solenoid Connection

Here’s how the camshaft phaser and oil control solenoid components work together. This video is sponsored by NGK and NTK.

Honda’s VTEC And Other Variable Valve Timing Explained

The key is to remember that the relationship between the camshaft and crankshaft – and oil – is critical.

VIDEO: Lack Of Oil Attention Can Kill VVT Systems

VVT systems need proper oil maintenance. This video brought to you by the Group Training Academy.

VIDEO: Keeping Up With Variable Valve Timing

Just as with the engine itself, oil is critical to the VVT system. This video is sponsored by The Group.

Honda: Variable Valve Timing Noise At Start Up

At cold start-up, a Honda engine rattles loudly for about two seconds. What could the possible cause be?

VIDEO: How Can A Timing Belt Lose Teeth?

Andrew Markel discusses the conditions under which a timing belt could lose some of its teeth, including incorrect tension. Sponsored by INA, a Schaeffler brand.

VIDEO: How VVT Issues Can Ruin The Perfect Cam/Crank Alignment

Andrew Markel discusses timing components, and how issues with the variable valve timing actuator can cause codes from misalignment. Sponsored by INA, a Schaeffler brand.