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:
Rear ABS Wheel Speed Sensor Inspection
Installation Visual Inspection
1. Inspect for the following:
If there is any malfunction, replace the part.
a. Excessive looseness or play of the rear ABS wheel-speed sensor
b. Deformation of the rear ABS wheel-speed sensor
c. Deformation or damage of the rear ABS sensor rotor
C ...
Seat Weight Sensor Control Module Removal/Installation [Two Step Deployment
Control System]
CAUTION:
When the seat weight sensor control module is replaced with a new one, perform
the seat weight sensor calibration using the M–MDS..
1. Switch the ignition to off.
2. Disconnect the negative battery cable and wait for 1 min or more..
3. Disconnect the connectors.
...
Smart City Brake Support
(SCBS)
The Smart City Brake Support (SCBS) system is designed to reduce damage in
the event
of a collision by operating the brake control (SCBS brake) when the system's
laser sensor
(front) detects a vehicle ahead and determines that a collision with a vehicle
ahead is
unavoidable. It may also be ...
