VACUUM PUMP INSPECTION
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2013 - CX-5 - Brakes
VACUUM PUMP INSPECTION
1. Pinch open the clamp using pliers and disconnect the vacuum hose from the vacuum pump.
(See
VACUUM HOSE REMOVAL/INSTALLATION
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
