Mazda CX-5 Service & Repair Manual: 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
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Shortage of the lubrication oil pressure
|
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:
Engine Control System
Outline
L-jetronic*1 and D-jetronic*2 type detectors have been combined for intake
air amount detection, improving the accuracy of the intake air amount measurement.
MAF sensor adopted
MAP sensor adopted
IAT sensor No.1 and No.2 adopted
...
Energy Absorbing Form Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the seal board upper..
3. Remove the front bumper..
4. Insert the flathead screwdriver shown in the figure, push fasteners A for
back side of front bumper reinforcement arrow shown in the figure.
5. Pull the energy-absorbing form in ...
Cooling Fan Motor Inspection
Part Inspection
1. Verify that the battery is fully charged..
2. Disconnect the cooling fan motor connector (2 terminals).
3. Install a tester and battery to the cooling fan motor connector (2 terminals)
as shown in the figure.
4. Verify that each cooling fan motors operate smoothly at ...
