Diagnostic Method
- Abnormality Judgment
At the main IC, check the sent signal at each timing which occurs just before the tumble generator valve output is set to ON → OFF, and judge open NG when the open NG signal is sent 96 ms x 10 time(s) in a row.
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| Overcurrent NG signal input | Low |
Time Needed for Diagnosis: 96 ms x 10 time(s)
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
- Normality Judgment
Judge as OK and clear the NG when the OK signal is sent.
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| Overcurrent NG signal input | High |
Time Needed for Diagnosis: Less than 1 second