Typical Enabling Conditions
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
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TYPICAL ENABLING CONDITIONS CHART
| Monitor runs whenever following DTCs are not present | None |
| Battery voltage | 10 5 V or more |
After Engine Stop
TYPICAL ENABLING CONDITIONS CHART
| Time after engine start | 10 seconds or more |
| Engine coolant temperature sensor circuit | OK |
| Engine coolant temperature in previous driving cycle | 70°C (158°F) or more |
| Mass air flow sensor circuit | OK |
| Accumulated mass air flow amount in previous driving cycle | 2682 g or more |
| Engine coolant temperature when 30 minutes elapsed after engine stop | -40°C (68°F) or more |
After Cold Engine Start
TYPICAL ENABLING CONDITIONS CHART
| Key-off duration | 5 hours |
| Time after engine start | 10 seconds or more |
| Engine coolant temperature sensor circuit | OK |
| Engine coolant temperature | 70°C (158°F) or more |
| Mass air flow sensor circuit | OK |
| Accumulated mass air flow amount | 2682 g or more |
| Both of the following conditions 1 and 2 are met | - |
| 1 Duration while engine load is low | 120 seconds or more |
| 2 Duration while engine load is high | 10 seconds or more |