Mazda CX-5 Service & Repair Manual: Camshaft
Purpose, Function
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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
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The camshaft is installed to the cylinder head.
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The intake camshaft is a five-bearing type and the exhaust camshaft is a six-bearing type.
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The camshaft thrust force is suppressed by the No.1 journal.
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The camshaft has the following parts shown in the figure.
Valve timing
Type A
Type B
Camshaft Position (CMP) Sensor
Purpose/Function
Detects the camshaft speed as basic information for mainly determining the
fuel injection timing and ignition timing.
Detects the camshaft speed and inputs it to the ...
Cylinder Head Cover
Purpose, Function
The cylinder head cover prevents foreign material penetration and engine
oil spatter.
The oil baffle plate reduces engine oil consumption by separating the engine
...
Other materials:
Check Fuel Cap Warning Light
Purpose/Function
The check fuel cap warning light is built into the instrument cluster.
If the PCM detects that the fuel cap is open, the light illuminates to warn
the driver that the fuel cap is open.
Construction
Built into the instrument cluster.(See INSTRUMENT CLUS ...
Direct Fuel Injection System
Purpose, Outline
Engine output has been improved through the direct injection of fuel into
the combustion chamber.
High response can be because there is no time lag from when the fuel injection
starts until the fuel is provided to the combustion chamber.
Structure
...
Air Intake Actuator Inspection [Manual Air Conditioner]
1. Connect battery positive voltage to air intake actuator terminal B (or C),
connect terminal C (or B) to ground, and then verify that the air intake actuator
operates as shown in the table.
If the operation condition is not normal, replace the air intake actuator.
...
