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:

Front Fog Light Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the column cover.. 3. Remove the light switch.. 4. Verify that the continuity between the light switch terminals is as indicated in the table. If not as indicated in the table, replace the light switch. ...

Evaporative Emission (Evap) Control System
Purpose, Outline Prevents release of evaporative gas into the atmosphere. The intake manifold vacuum introduces evaporative gas to the intake manifold via the charcoal canister and the purge solenoid valve. System Diagram U.S.A. and CANADA Except U.S.A. and CANADA ...

Restraints SST
49 H066 002 Deployment tool 49 B066 004 Adapter harness 49 L066 002 Adapter harness 49 G066 003 Adapter harness 49 N088 0A0 Fuel and Thermometer checker ...