Technician a Says One Advantage of a Variable Valve Timing

question 12

Multiple Choice

Technician A says one advantage of a variable valve timing system is that it allows a higher-compression engine to burn a lower octane fuel while still being able to control the potential for detonation. Technician B says that most VVT systems use engine oil pressure to control them hydraulically. Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both technicians
• D) Neither technician

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Definitions:

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The Occupational Safety and Health Administration, a U.S. government agency responsible for ensuring safe and healthy working conditions.

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