Mazda 3 Service Manual: 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 the ring down and disconnect the vacuum hose from the intake manifold.
4. Move the vacuum hose as shown in the figure.
5. Disconnect the vacuum hose connector from the power brake unit while pressing the tabs of the vacuum hose connector.
6. Remove the vacuum hose.
7. Install in the reverse order of removal.
8. Insert the vacuum hose connector to the power brake unit.
9. Verify that the vacuum hose is inserted so that the connector contacts the power brake unit flange.
10. Verify that the vacuum hose is inserted so that the joint contacts the intake manifold ring.
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 ...
Vacuum Hose Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove the charge air cooler cover..
2. Remove the charge air cooler..
3. Insert a thin flathead screwdriver at the point indicated by the arrow in
the figure, push the ring down and disconne ...
Other materials:
Front Brake (Disc) Inspection
Brake Judder Repair Hints
Description
1. Brake judder concern has the following 3 characteristics:
Steering wheel vibration
1. The steering wheel vibrates in the rotation direction. This characteristic
is most noticeable when applying brakes at a vehicle speed of 100—140 km/h {62.2—86.9
...
Rain Sensor Removal/Installation
1. Disconnect the negative battery cable..
2. Spread open the rain sensor cover in the direction of the arrows and disengage
tabs A to remove it.
3. Disconnect the rain sensor connector.
4. Slide rain sensor tab B in the direction of the arrow shown in the figure
and detach tab B. ...
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)
...
