Mazda 3 Service Manual: Vacuum Pump Inspection [Skyactiv G 2.0]

Mazda 3 Service Manual / Brakes / General / 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

Vacuum pump vacuum specification (reference value) (SKYACTIV-G 2.0)


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:

Recording of Vehicle Data
This vehicle is equipped with a computer which records the following main vehicle data related to vehicle controls, operation, and other driving conditions. Recorded data Vehicle conditions such as engine speed and vehicle speed Driving operation conditions such as accelerator and brake pe ...

TCM Removal/Installation [FS5 A EL]
CAUTION: Do not apply a shock to or touch the projection on the TCM, otherwise it may not operate normally. 1. Perform the following procedures. a. Remove the battery cover.. b. Disconnect the negative battery cable. c. Remove the battery component (ex: battery, battery tray a ...

Fuse Replacement
Replacing the fuses on the vehicle's left side If the electrical system does not work, first inspect the fuses on the vehicle's left side. Make sure the ignition is switched off, and other switches are off. Open the fuse panel cover. Pull the fuse straight out with the fuse pul ...