Diagnostic Method
- Abnormality Judgment
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
JUDGMENT VALUE CHART
| Malfunction Criteria | Threshold Value |
|---|---|
| Low | |
| Duty ratio | ≥ 62 % |
| Variable valve lift diagnosis oil pressure switch | ON |
| High | |
| Duty ratio | < 33 % |
| Variable valve lift diagnosis oil pressure switch | OFF |
Time Needed for Diagnosis:
Low side: 784 ms
High side: 3000 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
- Normality Judgment
Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.
JUDGMENT VALUE CHART
| Malfunction Criteria | Threshold Value |
|---|---|
| Low | |
| Duty ratio | ≥ 62 % |
| Variable valve lift diagnosis oil pressure switch | OFF |
| High | |
| Duty ratio | < 33 % |
| Variable valve lift diagnosis oil pressure switch | ON |
Time Needed for Diagnosis:
Low side: 208 ms
High side: 3000 ms