Vehicles using CHVA engine list:

Engine CHVA is known for issues such as carbon buildup on intake valves due to direct injection, leading to rough idling and reduced performance. Diagnosis involves checking for misfires and performing a compression test. Preventive measures include using high-quality fuel and regular intake cleaning. Timing chain tensioner wear can cause rattling noises; timely replacement prevents severe engine damage. Oil leaks around valve cover gaskets are common; inspect and replace gaskets as needed. Regular oil changes with manufacturer-recommended oil help maintain engine health. Addressing these issues promptly ensures reliability and longevity of the CHVA engine in the specified Audi models.