Mazda CX-5 Service & Repair Manual: Valve Mechanism
Outline
-
A DOHC type valve system has been adopted and consists of four valves (two intake valves and two exhaust valves) per cylinder for a total of 16 valves operated by two camshafts.
Structural View
Resonance Chamber
Purpose, Function
Pulsation of intake air is controlled and intake air noise is reduced by
adding an intake air passage.
Construction
The resonance chamber is installed to fresh ...
Variable Valve Timing Mechanism
Outline
Achieves optimum valve timing according to the driving conditions by the
variable valve timing mechanism changing the phases of the camshaft.
An electric type variable valve ...
Other materials:
Shroud Side Member Removal [Panel Replacement]
Symbol Mark
Removal Procedure
1. Drill the 3 locations indicated by (A) shown in the figure.
2. Drill the 8 locations indicated by (B) and 2 locations indicated by (C) shown
in the figure.
NOTE:
When drilling the 3 locations indicated by (A) and 2 locations indicated
by (C) sh ...
Electric Variable Valve Timing Actuator
Purpose, Function
The electric variable valve timing actuator changes the phases of the intake
camshaft relative to the crankshaft. As a result, the open/close period of the
intake valve is changed, optimized valve timing in accordance with driving conditions
is realized, output is i ...
Crankshaft, Main Bearing
Purpose, Function
The crankshaft converts the reciprocating movement of the piston to a rotational
movement via the connecting rod.
The main bearing forms an oil film on the outer surface of the crankshaft
journal to prevent wear due to sliding.
Construction
Crankshaft
...
