Purpose, Function
The camshaft is rotated by receiving the rotation force of the crankshaft via the timing chain. The valve is opened and closed according to the cam shape at this time.
Construction
The camshaft is installed to the cylinder head.

The intake camshaft is a five-bearing type and the exhaust camshaft is a six-bearing type.
The camshaft thrust force is suppressed by the No.1 journal.
The camshaft has the following parts shown in the figure.

Valve timing
Type A

Type B

Camshaft Position (CMP) Sensor
Cylinder Head CoverFuel Gauge Sender Unit Removal/Installation [Awd]
WARNING:
Always keep sparks and flames away from fuel when servicing the fuel system.
Fuel can be easily ignited which could cause serious injury or death, and damage
to equipment.
Fuel line spills and leakage from the pressurized fuel system are dangerous.
Fuel can ignite a ...
Water Pump Removal/Installation
WARNING:
Never remove the cooling system cap or loosen the radiator drain plug while
the engine is running, or when the engine and radiator are hot. Scalding engine
coolant and steam may shoot out and cause serious injury. It may also damage
the engine and cooling system.
Tu ...
Service Publications
Service Publications
Factory-authorized Mazda service publications are available for owners who wish
to do some of their own maintenance and repair.
When requesting any of our publications through an Authorized Mazda Dealer, refer
to the chart below.
If they do not have what you need in stock ...