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 CoverEngine Oil
NOTE
Changing the engine oil should be performed by an Authorized Mazda Dealer.
Refer to Introduction for owner's responsibility in protecting your investment.
Recommended Oil
U.S.A. and CANADA
0W-20 full synthetic recommended:
Mazda Genuine Oil is used in your Mazda vehicle and is t ...
Shift Solenoid No.3 [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
Shift solenoid No.3 adjusts the hydraulic pressure in the R-3-5 brake circuit
based on the current demand from the TCM according to the vehicle conditions.
Construction
Shift solenoid No.3 is installed to the solenoid control valve body.
Shift solenoid ...
Awd Warning Light
Purpose, Function
Warns the driver of a AWD system malfunction.
Construction
The AWD warning light is built into the instrument cluster.
Operation
If the self-diagnostic function stores a DTC, the warning light illuminates
to alert the driver of the malfunct ...