Typical Enabling Conditions
WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
ALL
| Monitor runs whenever the following DTCs are not stored | None |
STUCK MONITOR
| All of the following conditions are met for 2 seconds or more | - |
| Engine coolant temperature sensor malfunction | Not detected |
| Intake air temperature sensor (mass air flow meter sub-assembly) malfunction | Not detected |
| Fuel pressure sensor (for low pressure side) circuit malfunction | Not detected |
| Auxiliary battery voltage | 11 V or higher |
| Fuel cut | Off |
CORRELATION MONITOR
| All of the following conditions are met | - |
| Engine coolant temperature sensor malfunction | Not detected |
| Intake air temperature sensor (mass air flow meter sub-assembly) malfunction | Not detected |
| Fuel pressure sensor (for low pressure side) circuit malfunction | Not detected |
| Auxiliary battery voltage | 11 V or higher |
| Engine coolant temperature | -10 to 100°C (14 to 212°F) |
| Intake air temperature (for mass air flow meter sub-assembly) | -10 to 50°C (14 to 122°F) |
| Atmospheric pressure | 76 kPa (abs) [11 psi (abs)] or higher |
| After first engine start | - |
| Fuel pump (for low pressure side) operation at maximum duty | 1 second or more |