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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mazda 6 (2002 release)

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Mazda 6
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Mazda
6
Operation and maintenance of car
Engine
General description new engines models L8, LF, L3
The mechanical part of engines
Variable valve timing mechanism
Variable valve timing
The design of the variable valve timing mechanism
Main features of the mechanism of variable valve timing
The design of the variable valve timing mechanism
The oil control valve (OCV)
Lubrication system
Cooling system
Fuel system
Exhaust and Emission
Electric motors
The mechanical part of engines
Appendix 1
Annex 2
Appendix 3
Transmission
Chassis
Steering Gear
Brakes
Onboard electric
Body
 


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Variable valve timing mechanism







Chart valve timing mechanism
Fig. 2.29. Chart valve timing mechanism: 1 - torque; 2 - the motor speed; 3 - small and medium speed engines; 4 - high-speed engines; 5 - engine with variable valve timing mechanism


The mechanism of the variable valve timing allows optimum moment of opening and closing valves according to the operating conditions of the engine by continuously changing the camshaft drive of the intake valves and the crankshaft (Fig. 2.29).




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