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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 >> Diagnostic Method

Diagnostic Method

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

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Time since secondary air control completion ≥ 3000 ms
  and
  ≤ 8000 ms
Secondary air pipe pressure - Secondary air pressure before operation > 6.7 kPa (50 mmHg, 2 inHg)

Time Needed for Diagnosis:  8000 ms

Malfunction Indicator Light Illumination:  Illuminates as soon as a malfunction occurs.

Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.

JUDGMENT VALUE

Malfunction Criteria Threshold Value
Time since secondary air control completion ≥ 3000 ms
  and
  ≤ 8000 ms
Secondary air pipe pressure - Secondary air pressure before operation ≤ 6.7 kPa (50 mmHg, 2 inHg)

Time Needed for Diagnosis:  8000 ms