Caution:
– The rollover valve cannot be disassembled and inspected as it is built into the fuel tank.
– The rollover valve cannot be removed as it is built into the fuel tank.

1. Disconnect the negative battery terminal.
2. Remove the EGR cooler.
3. Verify that there is airflow from port B when pressure is applied from port A.
– If there is no airflow, replace the EGR cooler.

Relevant contents:

• Emission system location, diagram, EGR pipe and check valve [Skyactiv-D 1.8]
•  Evaporative chamber, quick release connector (emission system) and intake shutter valve [Skyactiv-D 1.8]
•  Exhaust shutter valve [Skyactiv-D 1.8]
•  HP-EGR control valve [Skyactiv-D 1.8]