Typical Enabling Conditions
WARNING: This page is about a different car, the 2013 Lexus IS 350C. However, it is still accessible from the selected car via links, so may be relevant.
ALL
| Monitor runs whenever following DTCs are not present | None |
AFTER ENGINE STOP
| Time after engine start | 10 seconds or more |
| Battery voltage | 10.5 V or more |
| Engine coolant temperature at ECM started by internal engine off timer | -40°C (-40°F) or more |
| Engine coolant temperature before engine stop | 70°C (158°F) or more |
| Time that mass air flow is low before engine stop | 2100 seconds or more |
| Intake air temperature sensor circuit fail (P0112, P0113) | Not detected |
| Engine coolant temperature sensor circuit fail (P0115, P0117, P0118) | Not detected |
| Mass air flow meter circuit fail (P0102, P0103) | Not detected |
| Accumulated mass air flow amount in previous driving cycle | 3768 g or more |
| Key-off duration | 30 minutes |
AFTER COLD ENGINE START
| Key-off duration | 5 hours or more |
| Time after engine start | 10 seconds or more |
| Intake air temperature sensor circuit fail (P0112, P0113) | Not detected |
| Engine coolant temperature sensor circuit fail (P0115, P0117, P0118) | Not detected |
| Mass air flow meter circuit fail (P0102, P0103) | Not detected |
| Engine coolant temperature | 70°C (158°F) or more |
| Accumulated mass air flow amount | 3768 g or more |
| Either of the following conditions is met | Condition a or b |
| a. Duration while engine load is low | 120 seconds or more |
| b. Duration while engine load is high | 10 seconds or more |