Diagnostic Method
Judge as NG when Diagnosis 1 or Diagnosis 2 becomes NG.
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Diagnosis 1
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| |Engine oil temperature at engine start - Engine coolant temperature at engine start| | > 10 °C (18°F) |
| |Engine oil temperature at engine start - Intake air temperature 30 sec. after engine start| | > Value of Map 1 |
AMBIENT AIR TEMPERATURE REFERENCE
| Ambient air temperature °C (°F) | -30 (-22) | 30 (86) | 45 (113) | 60 (140) |
| |Engine oil temperature at engine start - Intake air temperature 30 sec. after engine start| °C (°F) | 10 (18°F) | 10 (18°F) | 22 (39.6°F) | 22 (39.6°F) |
Time Needed for Diagnosis: Less than 1 second
Diagnosis 2
JUDGMENT VALUE
| Malfunction Criteria | Threshold Value |
|---|---|
| Engine oil temperature | < 40 °C (104 °F) |
| Elapsed time after starting the engine | ≥ Value from Map 2 |
ENGINE TIME REFERENCE
| Intake air temperature at engine start °C (°F) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| -30 (-22) | -20 (-4) | -10 (14) | 0 (32) | 10 (50) | 20 (68) | 30 (86) | 40 (104) | ||
| Percentage of time when engine is at stop against time elapsed since engine start | 0.0 | 1800000 | 1500000 | 1200000 | 850000 | 600000 | 450000 | 350000 | 300000 |
| 0.3 | 1800000 | 1500000 | 1200000 | 850000 | 600000 | 450000 | 350000 | 300000 | |
| 0.6 | 1800000 | 1500000 | 1200000 | 850000 | 600000 | 450000 | 350000 | 300000 | |
| 1.0 | 1800000 | 1500000 | 1200000 | 850000 | 600000 | 450000 | 350000 | 300000 | |
| ms | |||||||||
Time Needed for Diagnosis: Value of Map 2
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.