Diagnostic Method
Judge as NG when Diagnosis 1 or Diagnosis 2 is established.
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 |
|---|---|
| |Oil temperature 21 sec. after engine start - Engine coolant temperature at engine start| | Oil temperature 21 sec. after engine start - Intake air temperature 21 sec. after engine start| |
More than 10°C (18°F) More than value of Map1 |
Map1
| Ambient temperature (°C (°F)) | -30 (-22) | 30 (86) | 45 (113) | 60 (140) |
|---|---|---|---|---|
| | Engine oil temperature at engine start - Intake air temperature 21 sec. after engine start| (°C (°F)) |
10 (18) | 10 (18) | 22 (39.6) | 22 (39.6) |
Diagnosis 2
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Engine oil temperature Elapsed time after starting the engine |
Less than 50°C (122°F) Value of Map2 or more |
Map2
TEMPERATURE SPECIFICATION
| Intake air temperature at engine start (°C (°F)) | -30 (-22) | -20 (-4) | -10 (14) | 0 (32) | 10 (50) | 20 (68) | 30 (86) | 40 (104) |
|---|---|---|---|---|---|---|---|---|
| Elapsed time after starting the engine(s) | 2350 | 1825 | 1300 | 1030 | 750 | 600 | 450 | 300 |
Time needed for diagnosis: Less than 1 s
Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.