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Home >> Subaru >> 2020 >> Crosstrek Base, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (Engine Control System (Diagnostics) (HEV) (2 Of 4)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0400: EGR "A" Flow >> General Description >> General Driving Cycle

General Driving Cycle

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Perform the diagnosis only once during fuel cut.

Pay attention to the engine speed. (Diagnosis will not be completed if the engine speed condition becomes out of specification due to deceleration.)