VACUUM PUMP INSPECTION [SKYACTIV-G 2.0]

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1. Pinch open the clamp using pliers and disconnect the vacuum hose from the vacuum pump.

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2. Install the vacuum gauge as shown in the figure, then check the vacuum.

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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.