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:

Instrument Cluster Inspection
Speedometer Using a speedometer tester CAUTION: When only the front or the rear wheels are driven using a speedometer tester, the ABS or DSC may determine that the vehicle speed signal is in error and the engine cannot be stopped by the normal operation. If the engine cannot be stopp ...

Engine Exhaust (Carbon monoxide)
WARNING Do not drive your vehicle if you smell exhaust gas inside the vehicle: Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO), which is colorless, odorless, and poisonous. When inhaled, it can cause loss of consciousness and death. If you smell ...

Tiedown Hooks
CAUTION Do not use the front and rear tiedown eyelets for towing the vehicle. They have been designed only for securing the vehicle to a transport vessel during shipping. Using the eyelets for any other purpose could result in the vehicle being damaged. Tiedown H ...