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.
-
Malfunction of the vacuum pump
-
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:
Power Steering Fluid Inspection
Fluid Level Inspection
1. Verify that the fluid level is between MAX and MIN of the sub tank when the
engine is cold.
If the fluid is not at the specified level, adjust the fluid level (MIN-MAX
on sub tank) by adding/draining the fluid.
Power steering fluid type
Mazda Gen ...
Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
Battery Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
1
Battery cover
(See Battery Cover Removal Note.)
(See Battery Cover Installation Note.)
2
Negative battery cable
3
...
