Diagnostic Method
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 overcurrent NG when the overcurrent NG signal is sent 1 second in a row.
Judge as OK and clear the NG when the OK signal is sent.
Judgment Value
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| Open NG signal input | High |
| Overcurrent NG signal input | Low |
Time Needed for Diagnosis: 1 second
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.