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 | DTC |
|---|---|---|
| High | P0138 | |
| Sensor output voltage | > 1.2 V | |
| Low | P0137 | |
| Sensor output voltage | < 0.03 V |
Time Needed for Diagnosis:
High: 2500 ms
Low (1): 20000 ms
Low (2): 40000 ms
Low (3): Value from
MAP REFERENCE CHART
| Fuel cut time (ms) | 0 | 2000 | 10000 |
| Time Needed for Diagnosis (ms) | 40000 | 40000 | 60000 |
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.
- 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 | DTC |
|---|---|---|
| High | P0138 | |
| Sensor output voltage | ≤ 1.2 V | |
| Low | P0137 | |
| Sensor output voltage | ≥ 0.03 V |
Time Needed for Diagnosis:
High: Less than 1 second
Low (1): Less than 1 second
Low (2): Less than 1 second
Low (3): Less than 1 second