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.
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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:
Liftgate Opener Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Liftgate upper trim.
b. Liftgate side trim.
c. Liftgate lower trim.
d. Liftgate garnish.
e. Liftgate opener switch.
3. Verify the continuity of liftgate opener switch terminals B and C.
If not as i ...
Washer Nozzle
Purpose
The washer nozzle sprays the washer fluid sent from the washer motor to the
optimum positions on the windshield.
Construction
A ball-shaped spray orifice is set inside the washer nozzle which can be
adjusted up or down.
The washer nozzle is moved u ...
Front Door Glass Removal/Installation
1. Perform the front door glass preparation..
NOTE:
Before removing the front door glass, the removal procedure for the front
door glass installation bolt can be facilitated by adjusting the top of the
front door glass to the position approx. 90 mm {3.5 in} away from the
upper par ...
