Mazda 3 Service Manual: Vacuum Pump Inspection [Skyactiv G 2.0]
1. Pinch open the clamp using pliers and disconnect the vacuum hose from the vacuum pump.
2. Install the vacuum gauge as shown in the figure, then check the vacuum.
3. Warn up the engine.
-
If the pressure is less than the specification, inspect for the following.
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Malfunction of the vacuum pump
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Shortage of the lubrication oil pressure
|
Measurement condition |
Specification |
|
|
Engine speed |
Change in vacuum amount |
Period of time change in vacuum amount condition met |
|
While idling (520—700 rpm (reference value)) |
From 60 kPa {450 mmHg, 18 inHg} to 67 kPa {503 mmHg, 20 inHg} |
8 s or less |
Vacuum pump maximum vacuum specification (reference value) (SKYACTIV-G 2.0)
|
Measurement condition |
Specification |
|
While idling (no time designation) |
93.3 kPa {700 mmHg, 27.6 inHg} or more |
4. Install in the reverse order of the removal.
Vacuum Line Inspection
MZR 2.0, MZR 2.5, MZR 2.3 DISI Turbo
1. Remove the vacuum hose..
2. Verify that air can be blown from the power brake unit side of the vacuum
hose towards the intake manifold side, and that air c ...
Vacuum Pump Removal/Installation [Skyactiv G 2.0]
1. Remove the plug hole plate..
2. Remove the battery and battery tray..
3. Pinch open the clamp using pliers and disconnect the vacuum hose from the
vacuum pump.
4. Remove in the order sh ...
Other materials:
General Procedures (Brake)
Wheel and Tire Installation
1. When installing the wheels and tires, tighten the wheel nuts in a criss-cross
pattern to the following tightening torque.
Tightening torque
88—118 N·m {9.0—12 Kgf·m, 65—87 ft·lbf}
Brake Lines Disconnection
1. If any brake line has been disconnec ...
Front Fender Panel Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front bumper.
b. Front combination light.
c. Front fender molding.
d. Side step molding.
3. Remove fasteners and bolts, then remove the front fender panel in the direction
of the arrow shown in the figure.
...
Afs (Adaptive Front Lighting System) Off Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the AFS OFF switch..
3. Verify that the continuity between the AFS OFF switch terminals is as indicated
in the table.
If the continuity is not as indicated in the table, replace the AFS OFF switch.
4. Apply battery po ...