leodim1972 я думаю лучше будет для Вас обратится к спецам
Possible Causes:
1)Camshaft timing improperly set.
2)Continuous oil flow to the VCT piston chamber.
3)VCT solenoid valve stuck open.
4)Camshaft advance mechanism binding (VCT unit).
а также может вызвать загрязнение
Oil contamination in VCT systems can cause positioning errors. VCT systems require an oil filter specific to the application.