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Home >> Subaru >> 2013 >> Forester X Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P2444 Secondary Air Injection System Pump Stuck On >> Outline Of Diagnosis

Outline Of Diagnosis

WARNING: This page is about a different variant/trim than selected.

Detect the secondary air pump malfunction (always ON).

After the secondary air pump turns to OFF, judge as NG if the secondary air pipe pressure is higher than that before the secondary air pump operation.

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