Mazda CX-5 Service & Repair Manual: Vacuum Pump [Skyactiv G 2.0]
Purpose, Function
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Ensures vacuum required for braking force to compensate for the decrease in intake manifold vacuum applied to the power brake unit caused by the retard intake valve closing.
Construction
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The vacuum pump is installed to the rear housing.
-
For smooth vane rotation, a single-vane type vacuum pump has been adopted which is equipped with an engine oil lubrication passage.
Operation
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Because the vacuum pump is directly engaged with the exhaust camshaft, the vane in the vacuum pump rotates together with the exhaust camshaft, and the vacuum chamber is expanded and vacuum is generated.
Vacuum generation mechanism
Vacuum Pump Removal/Installation
1. Remove the plug hole plate..
2. Remove the battery..
3. Set the PCM wiring harness out of the way.
4. Disconnect the vacuum hose from the vacuum pump..
5. Remove in the order shown in the t ...
Other materials:
Air Intake Control [Full Auto Air Conditioner]
Purpose
The air intake control switches the air intake port (FRESH/REC) according
to the vehicle environment.
Function
The air intake control drives the air intake actuator and switches the air
intake door position according to the operations of the REC, FRESH and defroster ...
Instrumentation/Driver Info. Personalization Features Setting Procedure
1. Connect the M-MDS to the DLC-2.
2. After vehicle identification, select the following from the M-MDS initialization
screen.
a. “Module programming“
b. “Programmable Parameters”
3. Select menu in the “IC”.
4. Select an item name, and than select option.
Instrument cluster ...
Camshaft
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 ca ...
