Diagnostic Method
Judge NG when the malfunction criteria below are completed by tumble generator valve driving IC, and then NG signal is sent to main IC. At the main IC, judge NG when the NG signal is sent continuously during 3.5 seconds. Judge OK and clear the NG when the OK signal is sent.
Judgment Value
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| Diagnosis input - Open | High |
| Diagnosis input - Short | Low |
Time Needed for Diagnosis: 3.5 seconds
Malfunction Indicator Light Illumination: Illuminates as soon as malfunction occurs.