Diagnostic Method 2
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Detect the malfunction by calculating the average amplitude of λ.
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATIONS
| Malfunction Criteria | Threshold Value | DTC |
|---|---|---|
| Average value for λ amplitude | More than 0.1 | P015A and P015B |
Time needed for diagnosis: 90 s
Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.