Mazda CX-5 Service & Repair Manual: Vacuum Pump Inspection

Mazda CX-5 Service & Repair Manual / Brakes / General / Vacuum Pump Inspection

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)


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)


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

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 ...

Vacuum Pump Removal/Installation

1. Remove the plug hole plate.. 2. Remove the battery.. 3. Set the PCM wiring harness out of the way. 4. Disconnect the vacuum hose from the vacuum pump.. 5. Remove in the order shown in the t ...

Other materials:

Outer Mirror Glass Installation
1. Connect the mirror heater connectors. (with heated outer mirror) 2. Connect the blind spot monitoring (BSM) warning indicator light connector (with blind spot monitoring system). NOTE: Lightly pull the blind spot monitoring (BSM) warning indicator light connector and verify t ...

Passenger Sensing System [Two Step Deployment Control System]
Purpose The passenger sensing system detects whether or not there is an occupant on the passenger seat to control the operation (deployment) of the passenger-side air bag system corresponding to the detected condition. Function Measures the total seated weight on the passen ...

Oil Pump Removal/Installation
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...