Toyota's VVT-i system is being discussed. Technician A says the VVT-i system controls valve overlap. Technician B says the VVT-i timing mechanism allows only four distinct camshafts "settings". Who is correct?
A)Technician A only
B)Technician B only
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

The VVT-i (Variable Valve Timing with intelligence) system in Toyota vehicles is designed to adjust the timing of the camshaft to optimize engine performance, which includes controlling valve overlap. Technician B is incorrect because the VVT-i system allows for continuous adjustment rather than just four distinct settings.

Toyota's VVT-I System Is Being Discussed