INTAKE MANIFOLD VACUUM INSPECTION [SKYACTIV-G 2.0]

1. Remove the purge solenoid valve from the intake manifold, then install the vacuum gauge to the intake manifold. (See PURGE SOLENOID VALVE REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

2. Verify that the intake air hoses are installed securely.

3. Warm up the engine.

4. Measure the intake manifold vacuum while idling (no load) using the vacuum gauge.

• If not within the specification, perform the following inspections.

• Compression pressure (See COMPRESSION INSPECTION [SKYACTIV-G 2.0].)

• Check valve (in the vacuum line) (See VACUUM LINE INSPECTION.)

• Air suction

• Installation areas of each vacuum hose

• Evaporative hose connecting part

• Installation area of throttle body

• Installation area of fuel injector

• Installation area of PCV valve

• Installation area of intake manifold

Standard

• Approx. –60.0 kPa {–450.0 mmHg, –17.7 inHg}