Mazda 3 Service Manual: Power Brake Unit Removal/Installation [Mzr 2.3 Disi Turbo]
CAUTION:
-
Once the brake switch clearance has automatically been adjusted, it cannot be adjusted again. Therefore, replace the switch with a new one when replacing the power brake unit or performing any procedure that changes the pedal stroke.
-
Secure the steering wheel using tape or a cable to prevent the steering shaft from rotating after disconnecting the steering shaft. If the steering wheel rotates after the steering shaft and the steering gear and linkage are disconnected, the internal parts of the clock spring could be damaged.
1. Remove the battery and battery tray..
2. Remove the master cylinder..
3. Loosen the brake pipe flare nuts as shown in the figure.
4. Move the brake pipes as shown in the figure.
5. Disconnect the steering shaft from the steering gear and linkage..
6. Remove in the order indicated in the table.
7. Remove the brake switch..
8. Install in the reverse order of removal.
9. After installation, inspect the brake pedal..
|
1 |
Vacuum hose |
|
2 |
Joint pin (See BRAKE PEDAL REMOVAL/INSTALLATION.) |
|
3 |
Nut |
|
4 |
Power brake unit |
|
5 |
Gasket |
Power Brake Unit Removal/Installation [Mzr 2.0, Skyactiv G 2.0, Mzr 2.5]
CAUTION:
Once the brake switch clearance has automatically been adjusted, it cannot
be adjusted again. Therefore, replace the switch with a new one when replacing
the power brake unit or ...
Vacuum Hose Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery and battery tray..
2. Remove the vacuum hose from the vacuum hose clip.
3. Insert a thin flathead screwdriver at the point indicated by the arrow in
the figure, push th ...
Other materials:
Variable Swirl Shutter Valve Actuator Inspection [Mzr 2.3 Disi Turbo]
Operation Inspection
1. Remove the air hose..
2. Disconnect the vacuum hose from the variable swirl control solenoid valve.
3. Connect a vacuum pump to the variable swirl shutter valve actuator.
4. Apply vacuum and verify that the rod moves.
Vacuum
kPa {mmHg, inHg ...
DSC Sensor Initialization Procedure
WARNING:
If the DSC sensor initialization procedure is not completed, the DSC will
not operate properly and it might cause an unexpected accident. Therefore, after
replacing or removing the DSC HU/CM or SAS control module, make sure to perform
the DSC sensor initialization procedure ...
Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the
vacuum gauge..
2. Verify that the intake air hoses are installed securely.
3. Warm up the engine.
4. Measure the intake manifold vacuum while idling (no load) using the vacuum
gauge.
If not within the sp ...
