Mazda 3 Service Manual: Vacuum Line Inspection

Mazda 3 Service Manual / Brakes / General / 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 cannot be blown in the opposite direction.

If there is any malfunction of the inner check valve, replace it together with the vacuum hose as a single unit.

SKYACTIV-G 2.0

1. Remove the vacuum hose..

2. Verify that air can be blown from the power brake unit side of the vacuum hose towards the vacuum pump side, and that air cannot be blown in the opposite direction.

If there is any malfunction of the inner check valve, replace it together with the vacuum hose as a single unit.

Vacuum Hose Removal/Installation [Skyactiv G 2.0]

1. Remove the plug hole plate.. 2. Remove the battery and battery tray.. 3. Remove the vacuum hose from the vacuum hose clip. 4. Pinch open the clamp using pliers and disconnect the vacuum h ...

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 engin ...

Other materials:

Non Return Valve Inspection [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to ...

Camshaft Position (CMP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection CAUTION: When replacing the CMP sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration i ...

Air Mix Actuator Inspection [Full Auto Air Conditioner]
CAUTION: If the lever position exceeds the operation range shown in the figure, the circuit in the actuator could be damaged. Always perform an actuator operation inspection with the lever movement within the range shown in the figure. Driver-side 1. Connect battery positive vol ...