Diagnostic Method
WARNING: This page is about a different variant/trim than selected.
Detect the trouble by calculating the time from the completion of the fuel cut to the beginning of the rear oxygen sensor voltage starting to rise.
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Output voltage value of rear oxygen sensor |
< 0.2V |
| Elapsed time* | > Map 1 |
MAP 1 SPECIFICATION
| Amount of intake air g/s (oz/s) | 10 (0.35) | 11 (0.39) | 12 (0.42) | 16 (0.56) | 18 (0.63) | 20 (0.71) |
|---|---|---|---|---|---|---|
| Elapsed time ms | 7000 | 5000 | 4200 | 3800 | 3600 | 3400 |
*Elapsed time: The time since the λ became less than 1 after the end of fuel cut
Time needed for diagnosis: Less than 1S
Malfunction indicator light illumination: Illuminates as soon as a malfunction occurs.