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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 127 (Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO)) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P014C O2 Sensor Slow Response - Rich To Lean (Bank 1 Sensor 1) >> Diagnostic Method 1 >> Abnormality Judgment

Abnormality Judgment

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Judge as NG when the following conditions are established.

Judgment Value 

Malfunction Criteria Threshold Value DTC
(Cumulative value of time when λ changes from lean → rich) / (Time during which diagnosis is in progress) < 0.39 P014C
> 0.63 P014D

Time Needed for Diagnosis:  90 seconds

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.